The Masseter Muscle Is Probably the Most Powerful of the Muscles

question 14

Multiple Choice

The masseter muscle is probably the most powerful of the muscles of suprahyoid group. When the masseter contracts, it elevates the mandible, which closes the mouth.

• A) Both statements are true.
• B) The first statement is true; the second is false.
• C) The first statement is false; the second is true.
• D) Both statements are false.

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Definitions:

Exotropia

A form of strabismus where the eyes are deviated outwardly, also known as walleye.

Abnormally Outward Gaze

A condition where the eyes are positioned abnormally, often looking outward away from the nose, indicating potential alignment problems.

Myopia

A vision condition in which people can see close objects clearly, but objects farther away appear blurred, commonly known as nearsightedness.

Nearsightedness

A common vision condition in which close objects appear clearly, but distant ones do not because of the shape of the eye.