SLPA Anatomy and Physiology of Speech and Hearing

Question 1

Which structure is primarily responsible for voice production in humans?

Accepted Answer

Larynx

Answer

The larynx contains the vocal folds, which vibrate to produce voice when air flows between them.

Question 2

The Eustachian tube connects the middle ear to which structure?

Accepted Answer

The nasopharynx

Answer

The Eustachian tube connects the middle ear to the nasopharynx, allowing pressure equalization on both sides of the tympanic membrane.

Question 3

Which cranial nerve is primarily responsible for tongue movement during speech?

Accepted Answer

CN XII (Hypoglossal)

Answer

The hypoglossal nerve (CN XII) innervates the intrinsic and most extrinsic muscles of the tongue, enabling the precise tongue movements required for speech.

Question 4

During swallowing, what is the primary role of the soft palate (velum)?

Accepted Answer

To close off the nasopharynx and prevent nasal regurgitation

Answer

The soft palate elevates and retracts during swallowing to seal the velopharyngeal port, preventing food or liquid from entering the nasal cavity.

Question 5

Broca's area, associated with speech production, is located in which lobe of the brain?

Accepted Answer

Frontal lobe

Answer

Broca's area is located in the left inferior frontal gyrus of the frontal lobe and is critical for motor planning and programming of speech.

(SLPA) Speech-Language Pathology Assistant Practice Test

(SLPA) Speech-Language Pathology Assistant Practice Test

SLPA Anatomy and Physiology of Speech and Hearing