Circulatory System

Front

What are the upper chambers of the heart called?

Back

Atriums

Front

What type of blood cells help fight infections and viruses?

Back

White blood cells

Front

Which part of the heart receives oxygen-rich blood from the lungs?

Back

Left atrium

Front

What are the lower chambers of the heart called?

Back

Ventricles

Front

Which blood cells are the smallest in size and colorless?

Back

Platelets

Front

What is the main function of red blood cells?

Back

To carry oxygen from the lungs to the body and carbon dioxide from the body back to the lungs.

Front

What is plasma?

Back

The liquid component of blood that carries cells, nutrients, hormones, and waste products.

Front

What is the role of platelets in the circulatory system?

Back

To help with blood clotting and prevent bleeding.

Front

What is the function of the heart?

Back

To pump blood throughout the body.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygen-rich blood away from the heart, while veins carry oxygen-poor blood back to the heart.