Which of the following is NOT a component of the cardiovascular system?

• Heart

• Blood vessels

• Lungs

• Blood

What is the main function of the heart in the cardiovascular system?

• To digest food

• To pump blood

• To filter waste

• To produce hormones

Explain how the cardiovascular system supports the body's cells.

• By transporting oxygen and nutrients to cells

• By producing energy in the cells

• By breaking down food in the stomach

• By sending nerve signals to muscles

Tags

NGSS.HS-LS1-7

What is the approximate weight of the human heart?

• 250-350 grams

• 500-700 grams

• 100-150 grams

• 800-1000 grams

Which chambers of the heart are located superiorly?

• Right and left atria

• Right and left ventricles

• Only the left ventricle

• Only the right ventricle

What is the function of the atrioventricular sulcus in the heart?

• It separates the right and left ventricles

• It is a boundary between the atria and ventricles

• It pumps blood to the lungs

• It connects the atria to the aorta

Where is the interventricular sulcus located?

• Between the atria and ventricles

• Between the right and left atria

• Between the right and left ventricles

• Between the ventricles and the aorta

Which side of the heart is responsible for pumping blood into vessels leading to the lungs?

• Right side

• Left side

• Both sides equally

• Neither side

What is the main function of the left side of the heart?

• To pump blood to the lungs

• To receive deoxygenated blood from the body

• To receive oxygenated blood from pulmonary veins and pump it to the rest of the body

• To filter waste from the blood

The right side of the heart is also known as which of the following?

• Systemic pump

• Pulmonary pump

• Coronary pump

• Aortic pump