Question

Defaecation is carried out by mass peristaltic movement and is a

• A. Voluntary process
• B. Involuntary process
• C. Partly voluntary and partly involuntary process
• D. Initially involuntary process then voluntary process

Answer 1

The correct option is A Voluntary process

A. Voluntary process

Solution :The defecation is carried out by peristaltic movement and is voluntary in action or according to our will and is carried out by help of sphincter muscles at the end of anus.

So the correct answer is " Voluntary process".