Multiple choice

Which structure controls the breathing movements of respiratory system?

  1. Epiglottis

  2. Pharynx

  3. Diaphragm

  4. Lung cavity

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

Diaphragm controls the breathing movements of the respiratory system. It is a muscular organ which expands and relaxes during inhalation and exhalation, respectively.