Asked by Ziheng Zhang on May 09, 2024
Verified
Muscles that elevate the jaw and close the mouth include the ________.
A) stylohyoid and procerus
B) temporalis and digastric
C) sternothyroid and buccinator
D) masseter and medial pterygoid
E) zygomaticus and buccinator
Elevate Jaw
The action of raising the lower jaw or mandible, an action involved in facial expressions and chewing.
Close Mouth
The action of bringing the jaws together to bring the mouth into a position where it is not open.
Masseter
A facial muscle that plays a major role in the chewing of food.
- Understand the functional classifications and actions of different muscles.
Verified Answer
JG
Joshua GainesMay 12, 2024
Final Answer :
D
Explanation :
The masseter and medial pterygoid muscles are primarily responsible for elevating the jaw and closing the mouth, playing key roles in the mastication process.
Learning Objectives
- Understand the functional classifications and actions of different muscles.