Question 1

The orbicularis oculi raises the eyelids because fibers of this muscle attach to the medial and lateral borders of the orbit.

Accepted Answer

A)   Both the statement and the reason are correct and related.
B)   Both the statement and the reason are correct but are NOT related.
C)   The statement is correct, but the reason is NOT correct.
D)   The statement is NOT correct, but the reason is correct.
E)   NEITHER the statement NOR the reason is correct.F) A) and B)
G) A) and C)

Question 2

The levator palpebrae superioris muscle is considered a muscle of the orbit because it is supplied by both the oculomotor and facial nerves.

Accepted Answer

A)   Both the statement and the reason are correct and related.
B)   Both the statement and the reason are correct but are NOT related.
C)   The statement is correct, but the reason is NOT correct.
D)   The statement is NOT correct, but the reason is correct.
E)   NEITHER the statement NOR the reason is correct.F) A) and C)
G) B) and D)

Question 3

The risorius muscle pulls the corners of the mouth down as in a frown.

Accepted Answer

A) True 
 B)False

Question 4

The upper end of fibers of the platysma attach to the inferior border of the mandible. The platysma moves the skin over the neck, but it doesn't change the facial expression.

Accepted Answer

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.E) B) and D)
F) A) and C)

Question 5

Which muscle compresses the lips?

Accepted Answer

A)   Levator labii superioris
B)   Depressor labii inferioris
C)   Levator anguli superioris
D)   Orbicularis orisE) A) and B)
F) A) and C)

Question 6

The muscle that arises from the superior nuchal line of the occipital bone and the mastoid area is the

Accepted Answer

A)   Orbicularis oculi
B)   Occipital belly of the epicranius muscle
C)   Superior auricular
D)   Posterior auricularE) B) and C)
F) A) and D)

Question 7

The levator palpebrae superioris is not considered a facial nerve because it is not innervated by the facial nerve.

Accepted Answer

A)   Both the statement and the reason are correct and related.
B)   Both the statement and the reason are correct but are NOT related.
C)   The statement is correct, but the reason is NOT correct.
D)   The statement is NOT correct, but the reason is correct.
E)   NEITHER the statement NOR the reason is correct.F) B) and E)
G) B) and C)

Question 8

Which does NOT have a role in frowning (select all that apply) ?

Accepted Answer

A)   Corrugator
B)   Procerus
C)   Mentalis
D)   BuccinatorE) A) and B)
F) A) and C)

Question 9

The dilator naris raises the nostrils. This muscle causes the nostrils to flare or dilate.

Accepted Answer

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.E) C) and D)
F) B) and C)

Exam 30: Muscles of Facial Expression

The upper end of fibers of the platysma attach to the inferior border of the mandible. The platysma moves the skin over the neck, but it doesn't change the facial expression.

Correct Answer
verified

The orbicularis oculi raises the eyelids because fibers of this muscle attach to the medial and lateral borders of the orbit.

Correct Answer
verified

Which muscle compresses the lips?

Correct Answer
verified

Which does NOT have a role in frowning (select all that apply) ?

Correct Answer
verified

The levator palpebrae superioris is not considered a facial nerve because it is not innervated by the facial nerve.

Correct Answer
verified

The risorius muscle pulls the corners of the mouth down as in a frown.

Correct Answer
verified

The levator palpebrae superioris muscle is considered a muscle of the orbit because it is supplied by both the oculomotor and facial nerves.

Correct Answer
verified

The muscle that arises from the superior nuchal line of the occipital bone and the mastoid area is the

Correct Answer
verified

The dilator naris raises the nostrils. This muscle causes the nostrils to flare or dilate.

Correct Answer
verified

Exam 30: Muscles of Facial Expression

The upper end of fibers of the platysma attach to the inferior border of the mandible. The platysma moves the skin over the neck, but it doesn't change the facial expression.

Correct AnswerverifiedShow Answer

The orbicularis oculi raises the eyelids because fibers of this muscle attach to the medial and lateral borders of the orbit.

Correct AnswerverifiedShow Answer

Which muscle compresses the lips?

Correct AnswerverifiedShow Answer

Which does NOT have a role in frowning (select all that apply) ?

Correct AnswerverifiedShow Answer

The levator palpebrae superioris is not considered a facial nerve because it is not innervated by the facial nerve.

Correct AnswerverifiedShow Answer

The risorius muscle pulls the corners of the mouth down as in a frown.

Correct AnswerverifiedShow Answer

The levator palpebrae superioris muscle is considered a muscle of the orbit because it is supplied by both the oculomotor and facial nerves.

Correct AnswerverifiedShow Answer

The muscle that arises from the superior nuchal line of the occipital bone and the mastoid area is the

Correct AnswerverifiedShow Answer

The dilator naris raises the nostrils. This muscle causes the nostrils to flare or dilate.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified