Human circulatory System

Question 1

What is the primary function of the human circulatory system?

Answer 1

To transport blood, nutrients, oxygen, carbon dioxide, and hormones throughout the body.

Question 2

True or False: The heart is a muscular organ that pumps blood through the circulatory system.

Answer 2

True

Question 3

Fill in the blank: The two main types of circulation in the human body are __________ circulation and __________ circulation.

Answer 3

systemic; pulmonary

Question 4

What are the main components of blood?

Answer 4

Red blood cells, white blood cells, platelets, and plasma.

Question 5

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

Answer 5

Left atrium

Question 6

Multiple Choice: What type of blood vessel carries blood away from the heart? A) Vein B) Artery C) Capillary

Answer 6

B) Artery

Question 7

What is the role of capillaries in the circulatory system?

Answer 7

To facilitate the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.

Question 8

True or False: The right side of the heart pumps oxygenated blood to the body.

Answer 8

False

Question 9

What is the name of the valve located between the left atrium and left ventricle?

Answer 9

Mitral valve

Question 10

Describe the pathway of blood flow starting from the right atrium.

Answer 10

Right atrium → tricuspid valve → right ventricle → pulmonary valve → pulmonary arteries → lungs → pulmonary veins → left atrium → mitral valve → left ventricle → aortic valve → aorta.