Respiratory System

Order of air flow during inhalation: 1. larynx, 2. nasal cavity, 3. pharynx, 4. trachea

The air sacs that are covered with capillaries where gas exchange takes place

Name the organ label # 6.

Name the structure labeled 8: lungs, trachea, diaphragm, alveoli

A flap of tissue that closes when we eat so food doesn't go down the trachea.

What keeps your bronchi and bronchiole tubes open?

The trachea...

Gaseous exchange happens because of...
Options: Osmosis, Respiration, Diffusion, Semi-permeable membranes

Muscular structure that helps to expand and contract the lungs, forcing air in and out

Passage way that moistens the air and has hairs to trap dust and particles