Respiratory System Quiz

What does the respiratory system do?

• Helps body fight bacteria

• Cleans waste from your body

• Helps you breathe

• Helps you digest food

The respiratory system takes in ________ and releases ___________.

• Waste,Air

• Air,Oxygen

• Carbon Dioxide, Oxygen

• Oxygen, Carbon Dioxide

Name the organ in the picture

• trachea

• lungs

• diaphragm

• nasal cavity

What is the name of the muscle below the lungs that helps with breathing?

• trachea

• diaphragm

• alveoli

• bronchi

The beginning of the respiratory system that warms and moistens the air is:

• trachea

• nose

• bronchi

• larynx

What is the main bone structure that protects the lungs?

• vertebrate

• rib cage

• pelvis

• spine

How many times does the average person breathe in a minute?

• 18

• 12

• 24

• 45

Which of these are NOT apart of the respiratory system?

• nose, lungs, alveoli

• nose, trachea, larynx

• tongue, stomach, esophagus

• mouth, nose, trachea

Taking air into the body through the respiratory tract.

• Inhaling

• Exhaling

• Mouth

• Nose

What do we let out when we exhale?

• oxygen

• Carbon dioxide

• lungs