Respiratory System

We breathe in carbon dioxide and breathe out oxygen

• True

• False

NUMBER 1:

• lungs

• pharynx

• mouth

• alveoli

NUMBER 2:

• Pharynx

• Bronchi

• Alveoli

• Lungs

NUMBER 2:

• Pharynx

• Bronchi

• Alveoli

• Lungs

Which are the main organs in the respiratory system?

• Heart

• Stomach

• Lungs

• Nose

What are these?

• Stomach
• Esophagus
• Lungs
• Mouth

Tags

NGSS.MS-LS1-3

The nose has two holes called ____ where the air enters our body

• Trachea

• Nostrils

• Bronchi

The respiratory system is made up of ___

• The heart, blood, trachea and bronchi

• The brain, muscles and lungs

• The nostrils, trachea, bronchi and lungs

The respiratory system takes in oxygen and gives out _____

• Carbon dioxide

• More oxygen

• Air and nutrients

The trachea is a tube that divides into two smaller tubes called _____

• Bronchi

• Nostrils

• Lungs