NEET PG DENTAL EXAM

HEAD NECK

TRIANGLES OF NECK

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This muscle will elevate and protract the ;mandible
A
masseter
B
temporalis
C
zygomaticus
D
obicularis oris
Explanation: 

Detailed explanation-1: -The masseter is one of the muscles of mastication . It is a powerful superficial quadrangular muscle originating from the zygomatic arch and inserts along the angle and lateral surface of the mandibular ramus. The masseter is primarily responsible for the elevation of the mandible and some protraction of the mandible.

Detailed explanation-2: -The superficial part of the masseter functions to move the mandible or lower jaw forward. This brings the lower front teeth in front of the upper front teeth. The masseter muscle is one of the muscles involved in mastication, or the process of chewing food.

There is 1 question to complete.