Respiratory System

What is the FUNCTION of the respiratory system?

• Brings oxygen into the body

• Moves the body

• Protects the body and vital organs

• Controls the body by sending messages through nerves

What is the muscle found underneath the lungs that moves to cause inhaling and exhaling?

• Biceps

• Quads

• Diaphragm

• Trachea

What is the primary molecule that enters into our body when we INHALE?

• Carbon Dioxide

• Oxygen

• Nitrogen

• Neon

When you inhale, your _____ expand.

What molecule is pushed out of your body when you EXHALE?

• Oxygen

• Carbon Dioxide

• Fluoride

• Monoxide

Where does oxygen go after it reaches the ALVEOLI in your lungs?

• Into the bloodstream

• Out of your mouth

• Into the diaphragm

• Into the trachea

Your vital capacity is the maximum amount of air you can fit in your lungs

• True

• False