The Respiratory System Word Bank and Definitions

Tiny air sacs in the lungs where gases are exchanged.

• alveoli

• bronchi

• bronchioles

• epiglotti

Two large tubes that branch off the trachea into the lungs

• bronchi

• bronchioles

• alveoli

• pharynx

Pair of organs in the respiratory system where carbon dioxide and oxygen are exchanged

• alveoli

• lungs

• bronchi

• trachea

Large domed muscle that separates chest and abdomen and plays a major role in breathing

• diaphragm

• lungs

• alveoli

• trachea

The body system that takes in oxygen from the air.

• Circulatory System

• Cardiovascular System

• Respiratory System

• Muscular System

A tube that leads from the throat to the lungs.

• Bronchial Tubes

• Throat

• Trachea

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

• larynx
• pharynx
• trachea
• epiglottis

What is the name of this character?

• Finding Dory

• Dory

• Nemo's friend

• A clown fish

• Shaggy Rogers

• Scooby-Doo Friend

• Fred Jones

• Yabba Doo

Carry blood away from heart; mostly oxygen-rich

• Arteries
• Veins
• Capillaries