NEET PG DENTAL EXAM

HEAD NECK

TRIANGLES OF NECK

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Chewing muscles
A
temporal muscle
B
circular muscle of eye
C
buccal muscle
D
medial pterygoid muscle
E
mental muscle
Explanation: 

Detailed explanation-1: -The medial pterygoid muscle, a major elevator of the jaw is a square-shaped masticatory muscle, located on the medial aspect of the lower jaw bilaterally. It is also known as internal pterygoid muscle. This muscle lies medial to the lateral pterygoid muscle.

Detailed explanation-2: -The medial pterygoid muscle attaches to the angle of the mandible and to the lateral pterygoid plate to form a sling with the masseter muscle that suspends the mandible (Figure 6-19). The primary action is to elevate the mandible and laterally deviate it to the opposite side.

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