Deglutition (Swallowing):
A)Is a complicated act requiring the precise coordination of many muscle group.
B)Is an automatic function of smooth muscle.
C)Is associated with a lowering of hard palate to prevent reflux of food into the nasopharynx.
D)Does not require relaxation of cricopharyngeal muscle.

Question

Quizplus · Accepted Answer

Deglutition or swallowing is a complex process that requires the precise coordination of multiple muscle groups, including both voluntary muscles (for the initial stages of swallowing) and involuntary muscles (for the later stages). It involves the coordinated action of the tongue, soft palate, pharynx, esophagus, and various sphincters.