CNA Practice Test
Body systemsQuestion 1623 of 1700

What risk rises when saliva decreases with aging?

  1. Choking
  2. Falls from slow reactions
  3. High blood pressure
  4. A stop in peristalsis
Show answer

Correct answer: Choking

Saliva helps food slide down. Many medicines also dry the mouth.

Source: Nursing Assistant (Reuter), 11.3: Digestive System

Practice body systems

Questions last reviewed: 18 October 2026