Respiratory System
Circulatory System
100

This gas is Inhaled while Carbon dioxide is exhaled

What is Oxygen

100

This muscular organ is responsible for pumping blood throughout the body

What is the heart


200

This large, dome-shaped muscle located at the base of the Lungs is the primary muscle responsible for breathing

What is the diaphragm

200

These cells in your blood are responsible for carrying oxygen to the body

What are red blood cells

300

This is the tube, also known as the windpipe, that leads air from the larynx toward the lungs

What is the trachea

300

These vessels carry blood back towards the heart and contain valves to prevent backflow

What are veins

400

These tiny, grape-like sacs at the end of the bronchioles are where oxygen and carbon dioxide are exchanged with the blood

What are alveoli

500

Inhaled air travels through this tube-like structure, also known as the windpipe, before branching into the bronchi

What is the trachea