Which of the following actions begins as voluntary process and then becomes an involuntary process?
A)swallowing
B)peristalsis
C)defecating
D)salivating

Question

Quizplus · Accepted Answer

Swallowing starts as a voluntary action when you consciously decide to swallow food or liquid, but once it reaches the pharynx, it becomes an involuntary reflex controlled by the autonomic nervous system.

Which of the Following Actions Begins as Voluntary Process and Then