Multiple choice

A bolus of food is voluntarily swallowed during which phase of deglutition?

  1. Pharyngo-esophageal

  2. Buccal

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Deglutition (swallowing) has three phases: the buccal phase (voluntary), the pharyngeal phase (involuntary), and the esophageal phase (involuntary).