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Inferior alveolar foramen

To study the radiographic location of the mental foramen and appearance of the inferior alveolar canal and the relationship between image gray values and the clarity of inferior alveolar canal on the digital panoramic images and to evaluate if the histogram equalization of the digital image would improve the visualization of the inferior alveolar canal outline on the digital panoramic images in the mandible The inferior alveolar nerve divides off the posterior division and descends posterior to the lingual nerve, deep to lateral pterygoid muscle and lateral to the pterygomandibular raphe, between the sphenomandibular ligament and the ramus of the mandible. It enters the mandibular foramen anterior to the inferior alveolar artery and vein The second structure that enters the mandibular foramen is the inferior alveolar nerve, which is a sensory branch of the mandibular division of the trigeminal nerve (V3). The trigeminal nerve is a large nerve that arises from the pons, and divides into three major branches

Study of the inferior alveolar canal and mental foramen on

The inferior alveolar nerve is a distal branch of the mandibular nerve. The nerve exits the mental foramen at the level of the second molar tooth, having divided into an incisor branch and a mental branch. After exiting the foramen, the nerve sends a ramus superiorly, innervating the lower lip, inferior oral mucosa, and the chin (mental branch) The inferior alveolar nerve is a branch of the mandibular nerve. After branching from the mandibular nerve, the inferior alveolar nerve travels behind the lateral pterygoid muscle. It gives off a branch, the mylohyoid nerve, and then enters the mandibular foramen

Inferior alveolar nerve Radiology Reference Article

The inferior alveolar nerve is situated near the lower jawbone, known as the mandible. It crosses to the mandibular foramen (the upper side portion of the mandible) and provides a nerve extension.. The inferior alveolar nerve is a branch of the mandibular nerve, which is the 3rd branch of the trigeminal nerve. The inferior alveolar nerve travels inferiorly and anteriorly on the medial side of the mandibular ramus. The nerve, accompanied by the inferior alveolar artery and vein, enters the mandibular foramen near the midpoint of the ramus

The inferior alveolar nerve block, a common procedure in dentistry, involves the insertion of a needle near the mandibular foramen in order to deposit a solution of local anesthetic near to the nerve before it enters the foramen, a region where the inferior alveolar vein and artery are also present One branch of it, the inferior alveolar nerve as well as the inferior alveolar artery enter the foramen traveling through the body in the mandibular canal and exit at the mental foramen on the anterior mandible at which point the nerve is known as the mental nerve The mental foramen is located on the anterolateral aspect of the mandible, through which the mental nerve emerges, a somatic afferent sensory branch of the alveolar inferior nerve which presents as a single circular, or elliptical, bila-teral radiolucent area in the premolar region[8]. This nerve plays an importan We studied the spread of local anesthetic solution in the inferior alveolar nerve block by the injection of local anesthetic solution into the pterygomandibular space anterior to the mandibular foramen (anterior technique). Seventeen volunteers were injected with 1.8 mL of a mixture containing lidoc After passing through the mandibular foramen, the nerve is called the inferior alveolar nerve. Within the mandibular canal, the inferior alveolar nerve runs forwards in company with the inferior alveolar artery, vein, and lymphatic vessels and together they are called as inferior alveolar neurovascular bundle

inferior alveolar artery An artery of the face, which is a branch of the maxillary artery, that enters the mandibular foramen. It has three major branches that supply the teeth, the chin and oral mucosa: incisor, mental and mylohyoid The nerve and blood vessels within the mandibular foramen are the inferior alveolar nerve, artery, and vein. The inferior alveolar nerve is responsible for innervation of the gums, dental sockets, and mandible. The inferior alveolar artery is the dominant blood supply to the mandible, gums, teeth, and nerves in the lower jaw

Aim: The study aimed to correlate the position of mandibular foramen with occlusal plane as a clinical guide for inferior alveolar nerve block (IANB) injection in children from 3 to 13 years of age. Materials and Methods: The study was carried out on 180 children visiting our department and required orthopantomogram as a routine diagnostic aid The target area is the inferior alveolar nerve as it travels on the medial aspect of the ramus, prior to its entry into the mandibular foramen and located inferior to the lingula (Figure 2). 6 The optimal location varies between patients, but depositing the anesthetic near the nerve just before it enters the mandibular foramen is key. 3 Thus.

Entrance into the inferior alveolar canal (IAC) is one of the most serious complications during surgical procedures of the mandible., To avoid this problem, a better understanding of the anatomical location and course of the mandibular canal before surgery is recommended. One of the predicting factors of IAC course is the location of mental foramen The inferior alveolar nerve (IAN) enters the mandibular bone through the mandibular foramen (Spix spine) and runs inside the mandibular bone in the mandibular canal (MC), which ends at the mental foramen (MF), although it may present an anterior loop (AL) (1) The anaesthetic solution is administered at the mandibular foramen, causing numbness of area supplied by the inferior alveolar nerve. The anaesthetic fluid also spreads to the lingual nerve which originates near the inferior alveolar nerve, causing numbness of the anterior 2/3 of the tongue

Mandibular foramen: Anatomy and contents Kenhu

Inferior Alveolar Nerve - an overview ScienceDirect Topic

The inferior alveolar nerve block is the most common type of nerve block used for dental procedures. Knowledge of mouth and inferior alveolar nerve anatomy is required to perform the procedure. See the image shown below. The mandibular nerve exits at the base of the skull through the foramen ovale The inferior alveolar nerve, through the dental plexus, provides sensory innervation to the teeth and some soft tissue on the ipsilateral side of the mandible. The nerve enters the mandible through the mandibular foramen, which is located on the medial surface of the angle of the mandible what passes through the foramina of cribriform plate? olfactory n's. what passes through the optic canal? optic n. what passes through the superior orbital fissure? oculomotor n inferior alveolar n inferior alveolar a. what passes through the mental foramen? inferior alveolar n (V3) mental a and v The inferior alveolar nerve is a branch of the mandibular nerve that passes through the mandibular canal to the mental foramen giving off various branches along the way to the teeth of the lower jaw and finally to the skin of the chin, and the skin and mucous membrane of the lower lip (Image #8 and #9)

Intraoral infraorbital nerve block - YouTube

Inferior alveolar nerve - Wikipedi

Inferior Alveolar Nerve Anatomy, Function & Diagram Body

The mental nerve branches within the body of the mandible form the inferior alveolar nerve before emerging at the mental foramen and dividing into two or three branches under the depressor anguli oris; one branch supplies the skin of the chin and the other two supply the skin and mucous membrane of the lower lip Inferior alveolar nerve block. Causes: An IANB or inferior alveolar nerve block occurs due to anesthesia given during surgical or deep operative procedures that are performed for permanent and primary teeth located in the mandible.The anesthetic injection is given near the mandibular foramen, thereby causing blockage of the inferior alveolar nerve and the lingual nerve located nearby Sagittal split osteotomies with the inferior alveolar nerve (asterisk). A, Contained within the proximal segment. B, Freely entering the distal segment. The vertical distance between the occlusal plane and mandibular foramen: C, 5.6 mm on the right side and D, 1.5 mm on the left side The inferior alveolar nerve (IAN) enters the mandibu-lar bone through the mandibular foramen (Spix spine) and runs inside the mandibular bone in the mandibular canal (MC), which ends at the mental foramen (MF), although it may present an anterior loop (AL) (1). At that location, the mental nerve emerges to innervate the inferior lip, chin and.

of the mandibular foramen [1]. Today the inferior alveolar nerve block (IANB) is commonly used in dental procedures involving mandibular teeth. The anaesthesia commonly called nerve block is used for extraction of impacted third molars for periodontal surgery for endodontic and restorative procedures for molars and premolars inferior alveolar neurovascular bundle.(1)The asymmetrical mandibular foramen is seen slightly above the centre on the medial plane of the ramus of the mandible curving downwards and onward in the body as mandibular canal till it opens as mental foramen.1 The inferior alveolar vessel Importance of Localization of the Mandibular Foramen for Inferior Alveolar Nerve Block in a Tertiary Care Hospital Dr. S. Muralikrishna, Dr. A. Himabindu BACKGROUND: The location of mandibular foramen (MF) is a significant anatomical landmark for efficient anaesthesia in many procedures, including dental extraction from the lower jaw and. The Inferior Alveolar Nerve (n. alveolaris inferior; inferior dental nerve is the largest branch of the mandibular nerve. It descends with the inferior alveolar artery, at first beneath the Pterygoideus externus, and then between the sphenomandibular ligament and the ramus of the mandible to the mandibular foramen

Based on the results of this analysis, and considering that the tentative new term inferior alveolar foramen is used in the latest TA, we suggest that the mandibular canal should be renamed the inferior alveolar canal. Citing Literature. Volume 34, Issue 2. March 2021. Pages 209-217. Related 4.7/5 (245 Views . 21 Votes) The infraorbital vessels are found in the inferior orbital fissure, and travel down the infraorbital groove into the infraorbital canal and exit through the infraorbital foramen. Inferior division of ophthalmic vein passes through the inferior orbital fissure. It is formed by the sphenoid bone and maxilla 2.2. Anatomy of the inferior alveolar nerve. The inferior alveolar nerve (IAN) is a branch of the mandibular nerve (V3) which is itself the third branch of the cranial nerve V (Figure 1).It runs downward on the medial aspect of the internal pterygoid muscle and passes inbetween the sphenomandibular ligament and the mandibular ramus entering through the mandibular foramen into the inferior.

Inferior alveolar nerve block/inferior alveolar block/1A block. In order to execute dental procedures on the mandibular teeth, it is the most common nerve block executed in dentistry. The anesthetic agent is injected within the mandibular foramen being projected by the lingual, a little superior towards the entrance of inferior alveolar nerve Inferior alveolar nerve injury is one of the most serious complications in implant dentistry. This nerve injury can occur during local anesthesia, implant osteotomy, or implant placement. Proper understanding of anatomy, surgical procedures, and implant systems and proper treatment planning is the key to reducing such an unpleasant complication The inferior alveolar canal is usually divided into 2 parts in the premolar region: the mandibular incisive canal and the mental canal. 1 The closest portion of the inferior alveolar canal to the mental foramen curves upwards to form the mental foramen on the buccal side of the mandible. The inferior alveolar nerve emerges from the mental foramen and generates the mental nerve, which is a. Target area: inferior alveolar nerve as it passes downward toward the mandibular foramen but before it enters into the foramen 7. Landmarks a. Coronoid notch (greatest concavity on the anterior border of the ramus) b. Pterygomandibular raphe c. Occlusal plane of the mandibular posterior teeth 8

How To Do an Inferior Alveolar Nerve Block - Dental

IANC has superior and inferior borders which carries neurovascular bundles. Inferior alveolar nerve (IAN) may be directed anteriorly or inferiorly from the mental foramen forming loop by curving back termed as anterior loop of IAN. IANC itself may show variation in its structures. It can be straight and angled DOI: 10.5005/JP-JOURNALS-10024-1045 Corpus ID: 17610598. Study of the inferior alveolar canal and mental foramen on digital panoramic images. @article{Pria2011StudyOT, title={Study of the inferior alveolar canal and mental foramen on digital panoramic images.}, author={Carlos M Pria and F. Masood and J. Beckerley and R. E. Carson}, journal={The journal of contemporary dental practice}, year.

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A basic review on the inferior alveolar nerve block

The inferior alveolar nerve and vessels enter the mandibular canal through the mandibular foramen. The trunk of the inferior alveolar nerve divides into mental and incisive nerves. The former exits through the mental foramen and innervates the skin of the chin. The latter passes medially within the mandible and innervates the incisors The fragment of inferior alveolar nerve (IAN) existing anterior to the mental foramen (MF), before dividing the canal, is known as the Anterior Loop of the IAN. The presence of anterior loop (AL) is important when placing the implant in inter foraminal area of the mandible or during any other surgical procedure. It is imperative to precisely determine the position and dimensions of these. The second method includes the mental foramen in the bone window created and is called the inferior alveolar nerve transposition (IANT) [13, 14]. Smiler [ 15 ] notes that the nerve mobilization with the involvement of the mental foramen allows the placement of implants in the region of the canines and the bicuspids the opening into the mandibular canal on the medial surface of the ramus of the mandible giving passage to the inferior alveolar nerve, artery, and vein. Synonym(s): foramen mandibulae [TA], inferior dental foramen

the inferior alveolar nerve foramen was identified and an osteotomy was performed ahead of the foramen using a diamond drill, until the nerve was fully exposed over its anterior curvature, with sectioning of the incisor branch. We continued drilling of the external cortical layer abou Still confused about inferior alveolar nerve block? There is all what you need to know. Aim: To deposit solution around the inferior alveolar nerve as it enters the mandibular foramen. Steps: Ask patient to open mouth widely. Palpate the coronoid notch with your index finger. Move medially to palpate the internal oblique ridge Get free dental books, notes, and more dental videos by participating in a short survey. Click here:https://forms.gle/PncVVXVBxz6CKBcV6Inferior Alveolar Nerv..

Mandibular foramen - Wikipedi

The inferior alveolar nerve is a branch of the mandibular nerve, the third division of the trigeminal nerve. This procedure attempts to anaesthetise the inferior alveolar nerve prior to it entering the mandibular foramen on the medial surface of the mandibular ramus foramen.1 The inferior alveolar vessels and nerves passes through the mandibular foramen and canal to supply mandibular teeth and comes out through the mental foramen as mental vessels and nerves.2 Local Anesthesia to inferior alveolar nerve is one of the frequent procedures done by surgeons for various dental treatments Lambrianidis T, Molyvdas J. Paresthesia of the inferior alveolar nerve caused by periodontal-endodontic pathosis. Oral Surg Oral Med Oral Pathol. 1987;63(1):90-2. Morse DR. Endodontic-related inferior alveolar nerve and mental foramen paresthesia. Compend Contin Educ Dent. 1997;18(10):963-8, 970-3, 976-8 The inferior alveolar canal was localized by measuring 8 linear dimensions: 2 for the vertical localization of the mental foramen (superior and inferior to the mental foramen), 4 at the first molar bifurcation for the vertical and horizontal localization of the inferior alveolar canal (superior, inferior, buccal, an

Preprosthetic Surgery: Preparation of Mouth for Dentures

  1. foramen and then apply digital pressure to force the agent deeper into the canal. Inferior Alveolar Nerve Block The inferior alveolar nerve is located within the mandibular canal, ventral or adjacent to the mandibular tooth roots. Therefore, to block this nerve, it must be accessed before it enters the body of the mandible
  2. The inferior alveolar nerve, wh ich is a branch of the mandibular nerve, enters the mandible at the mandibular foramen and proceeds through the mandible, supplying innervation for the lower cheek teeth. This nerve exits through the mental foramen and continues to the incisors
  3. al nerve
  4. I NTRODUCTION. Entrance into the inferior alveolar canal (IAC) is one of the most serious complications during surgical procedures of the mandible.[1,2,3,4] To avoid this problem, a better understanding of the anatomical location and course of the mandibular canal before surgery is recommended.[1,2,3,4,5,6,7] One of the predicting factors of IAC course is the location of mental foramen.[

Inferior Alveolar Nerve Block by Injection Into the

  1. a. A foramen refers to any opening through which neurovascular structures can travel. The mandible is marked by two fora
  2. The inferior alveolar nerve follows the medial pterygoid muscle down toward the mandible. It enters the mandible through this opening, the mandibular foramen. As it enters the bone, the inferior alveolar nerve lies just behind this projection, the lingula. To follow the course of the inferior alveolar nerve in the mandible, we'll remove the.
  3. a usually to the region of the ipsilateral lateral incisor teeth. After branching into the mental nerve that exits the foramen of the same name, the inferior alveolar nerve continues anteriorly within the mandibular incisive canal as the incisive nerve, providing innervation.
  4. The inferior alveolar nerve and artery, after traveling through the mandibular foramen, exit at the mental foramen as the mental nerves and vessels which innervate the lower teeth, lip, gingiva and lower face. 1,2 The mental foramen is usually located below or between the apex of the first and second premolar 3,4.(Fig.1) The direction of.

Dental implants: Mandibular neurovascular considerations

The inferior alveolar neurovascular bundles are located posterolateral of the lingula tip. Inferior alveolar vessels are located posterior or posterolateral to the inferior alveolar nerve, which is generally located at the forefront, while inferior alveolar veins are located at the rearmost outward [5, 6, 8, 9] Figure 14-1. A, Diagrammatic view of a longitudinal cut of the mandible demonstrates the relationship of the inferior alveolar canal and mental foramen to the apices of the teeth. The decrease in vertical height of bone superior to the canal after the loss of teeth posteriorly is evident. B, Coronal section of the head with the inferior dental nerve located away from both the buccal and. The inferior alveolar foramen (Mandibular foramen) is the opening of the mandibular canal on the internal surface of the ramus, for the entrance of the inferior alveolar vessels and nerve. In the terminologia anatomica 2, the term inferior alveolar foramen has been prefered to the previous term mandibular foramen because there are other. Accessory mental foramen (AMF) is a relevant anatomic structure with widespread importance as its presence may cause failure to achieve adequate level of anesthesia using conventional nerve block technique. Aim: To assess the inferior alveolar nerve canal position and accessory mental foramen using CBCT

Infratemporal fossa - Wikipedia

Inferior alveolar definition of Inferior alveolar by

Anatomy, Head and Neck, Mandibular Foramen Articl

Inferior Alveolar Nerve Block. 1. Techniques of Mandibular Anesthesia Prepared by Dr shabeel pn. 2. Mandibular Anesthesia Lower success rate than Maxillary anesthesia - approx. 80-85 % Related to bone density Less access to nerve trunks. 3 OBJECTIVES: In earlier work (Lambert et al., 2017) we demonstrated the efficacy of new landmarks for inferior alveolar nerve (IAN) block injections. While the latter study focused on adult morphology, the landmarks were shown to be effective in cases where the M3/3 were present but unerupted. Based on these result a question arose as to their applicability of the landmarks to children and. space, consequently soaking the inferior alveolar nerve just before it enters the mandibular foramen (MF).4 Failure to inject local anesthetic solution directly into the pterygomandibular space - thus failing to reach the inferior alveolar nerve - will result in improper anesthesia.5 There are many explanations for inefficienc Failure to achieve Inferior alveolar nerve block Local Anesthesia is most common problem many Dentists face during Root canal Treatment, it leads to the patient experiencing pain while pulp extirpation and increases difficulty along with consuming more time for the Dental Practitioner or Endodontist. Having facing many such cases even after maintaining proper Injection technique [&helli Concerning the anatomical variations of the accessory mylohyoid nerve, bifid mandibular nerve, presence of retromolar foramen and contralateral innervation of anterior teeth 5, the failure in the anesthesia of the inferior alveolar nerve should be solved using the supplementary anesthetic techniques described in the literature 1,4,19,20

The objective of the research was to evaluate the location, size, variability, and morphologic features of mental foramen (MF) and the inferior alveolar nerve canal (IAN) on cone-beam CT. We evaluated the morphologic findings of mental foramen (MF) and inferior alveolar nerve (IAN) canal of 88 mandibular hemiarches of 65 Caucasian subjects (35. Inferior Alveolar Nerve Block is one of the most used Nerve Block technique as it supplies to Incisors, Canines, Pre-Molars and Molars of the injected side, modifications of Inferior alveolar nerve block are used on failure to achieve anesthesia using the regular technique. The Mandibular Foramen is located using two orthodontic wires

Panoramic Anatomy & Artifacts - Dental Hygiene 309 with

Correlation of Mandibular Foramen to Occlusal Plane as a

  1. Inferior alveolar nerve transposition Then, a centripetal osteotomy was performed, and bone ratio between the implant length and prosthetic crown is tissue was removed, leaving the nerve tissue free in the unfavorable (11). region of the foramen (Fig. 1C)
  2. Inferior alveolar nerve block (IANB) is the technique that is most frequently employed to achieve local anesthesia of the posterior inferior teeth, especially in the case of endodontic procedures[1-5] as well as restorative and surgical procedures in the mandibular molar teeth.[6
  3. foramen, which the inferior alveolar nerve enters, and distributes the anesthetic solution in the pterygomandi-bular space, but leaves other branches of the mandibular nerve, such as the lingual, buccal, and mylohyoid nerve, unaffected [23]. The mandibular foramen is an important anatomical landmark for the conventional IANB technique [13,15]
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Tips for Administering the Inferior Alveolar Nerve Block

  1. @article{Takasugi2000ClinicalEO, title={Clinical evaluation of inferior alveolar nerve block by injection into the pterygomandibular space anterior to the mandibular foramen.}, author={Y. Takasugi and H. Furuya and K. Moriya and Y. Okamoto}, journal={Anesthesia progress}, year={2000}, volume={47 4}, pages={ 125-9 }
  2. The inferior alveolar nerve (IAN) is a branch of the mandibular nerve (V3) which is itself the third branch of the cranial nerve V (Figure 1). It runs downward on the medial aspect of the internal pterygoid muscle and passes inbetween the sphenomandibular ligament and the mandibular ramus entering through the mandibular foramen into the.
  3. The inferior alveolar nerve is the largest of the mandibular branches and it descends to the lateral pterygoid muscle before running between the sphenomandibular ligament and the ramus of the mandible and finally entering the mandibular foramen and running through it to the level of the second premolar, where just like the inferior alveolar.
  4. Foramen in Iraqi sample as a Reference for Inferior Alveolar Nerve Block using Panoramic Radiograph (Retrospective Study) A project submitted to the College of Dentistry, University of Baghdad, Department of Oral Diagnosis in partial fulfillment for the requirement to award the degree B.D.S. By . Diyar Ali Mohsin . Fifth Grade . Supervised b
  5. In this article, we present a case of non-Hodgkin's lymphoma of the mandible involving the inferior alveolar canal and mental foramen, with an unusual radiographic presentation. A review of the radiographic presentations of non-Hodgkin's lymphoma of the mandible is also presented
  6. Inferior alveolar nerve block (IANB) is a technique used to produce anesthesia of the mandibular teeth, gingiva of the mandible, and the lower lip. These procedures anaesthetize the inferior alveolar nerve (IAN) prior to entering the mandibular foramen

Buccolingual course of the inferior alveolar canal in

Inferior alveolar nerve function was assessed by clinical nerve testing method i.e. two-point discrimination method at post-injury (pre-operatively) and after mandibular fracture treatment with open reduction and internal fixation and at follow up visits i.e. at 1 st week, 4 th week, 8 th week, 12 th week and at 16th week Inferior Alveolar Nerve (IAN) transposition is an option for prosthetic rehabilitation in cases of moderate or even severe bone reabsorption for patients that do not tolerate removable dentures. The aim of the present report is to describe an inferior alveolar nerve transposition with involvement of the mental foramen for implant placement while any other foramen localised laterally to these regions is reported as LLF. The upper border of the area superior to GT was considered as the inferior part of the alveolar process. Foramina that were located at the alveolar process are classified as alveolar MLF and LLF (Fig. 2). Finally, the height of the mandibl Following the prominent inferior alveolar and lingual nerves (923/N42) upward to the foramen ovale (N8) will lead to anterior and posterior divisions of the mandibular division of the trigeminal nerve (N42), separated by a ligament, and the undivided trunk One study implicates the mylohyoid in innervation to the first molar. 12 As the mylohyoid nerve may arise from the inferior alveolar nerve anywhere from 5 to 23 mm above the level of the mandibular foramen, 11,13 it most often is not blocked simultaneously with the inferior alveolar nerve block. It is recommended that the mylohyoid nerve block.

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The inferior alveolar artery (inferior dental artery) descends with the inferior alveolar nerve to the mandibular foramen on the medial surface of the ramus of the mandible. It runs along the mandibular canal in the substance of the bone, accompanied by the nerve, and opposite the first premolar tooth divides into two branches, incisor and mental This would require the solution to spread from a site near the mandibular foramen in the infratemporal fossa where the inferior alveolar nerve is located and thence anteriorly to the. Total 300 mental foramen and inferior alveolar canals were studied. Descriptive statistics of the male and female subjects are presented in the following tables. The results showed distance between superior border of Mental Foramen and lower border of mandible in males- 0.80 inches (20.32 mm) on right side and 0.78 inches (19.81 mm) on left. Classification of inferior alveolar nerve positions. 1) high mandibular canals (within 2mm of the apices of the first and second molars), 2) intermediate mandibular canals, 3) low mandibular canals, and. 4) other variations - these included duplication or division of the canal, apparent partial or complete absence of the canal or lack of. 1. Inferior alveolar nerve block - Halstead approach 2. Lingual nerve block 3. Long buccal nerve block 4. Gow-Gates (wide open mouth) approach 5. Akinosi (closed mouth) approach 6. Supplemental routes of mandibular innervation a. mylohyoid nerve b. branch of inferior alveolar nerve to 2 nd and 3 rd molars c. branch of inferior alveolar nerve.