Quiz 10 Questions Flashcards
Which of the following is true about the zygomaticus major muscle?
a) It assists in the creation of a frowning face.
b) It is a muscle of mastication primarily involved in chewing.
c) It originates from the mandible and inserts into the orbicularis oris.
d) It plays a major role in smiling by pulling the angle of the mouth upward and laterally.
d) It plays a major role in smiling by pulling the angle of the mouth upward and laterally.
Which of the following is not true about the McGurk effect in speech perception?
a) It is associated with some degree of hearing loss.
b) It provides evidence that speech perception is multimodal.
c) It occurs when conflicting auditory and visual speech signals lead to a third, fused percept.
d) It demonstrates the interaction between auditory and visual cues in speech perception.
a) It is associated with some degree of hearing loss.
While analyzing some fieldwork video data, John noticed that for certain rounded vowels in a language, speakers produce the vowel with lip rounding but without protrusion. Which part or layer of the orbicularis oris muscle is likely the most active in such articulation?
a) Peripheral part
b) Deep layer
c) Marginal part
d) Superficial layer
c) Marginal part
Which of the following is likely not a function of the buccinator muscle in speech production?
a) Preventing the cheek from puffing up
b) Assisting the suprahyoid muscles in elevating the larynx
c) Assisting in maintaining intraoral pressure
d) Stabilizing the cheeks during articulation
b) Assisting the suprahyoid muscles in elevating the larynx
True or False: The most important muscle for this configuration of the mouth (frown face) and surrounding region is the depressor labii inferioris.
False
True or False: The risorius muscle is more superficial than the buccinator and contributes to retracting the corners of the mouth laterally during speech or smiling.
True
