Cardiovascular System Worksheet
A Grade 9 Science worksheet focusing on the structure and function of the human cardiovascular system, including the heart, blood vessels, and blood components.
Includes
Standards
Topics
Cardiovascular System Assessment
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Good luck!
1. Which component of blood is primarily responsible for oxygen transport?
White blood cells
Platelets
Red blood cells
Plasma
2. The largest artery in the human body is the:
Pulmonary artery
Aorta
Vena Cava
Coronary artery
3. The human heart has chambers.
4. Blood vessels that carry oxygenated blood away from the heart are called .
5. The rhythmic contraction and relaxation of the heart is known as the .
6. Briefly explain the main function of the cardiovascular system.
7. Name the four main components of blood and state one function for each.
8. Arteries carry blood towards the heart.
True
False
9. The pulmonary artery carries deoxygenated blood.
True
False
10. Label the four chambers of the heart in the diagram below.

A:
B:
C:
D: