AjBjCj- Quiz on Circulatory System

What is the movement of the blood as it distributes food and oxygen to the cells of the body and removes waste material from them?

• Respiration

• Circulation

• Filtration

• Absorption

What is the fluid component that circulates throughout the body, carries nutrients to the cells, and delivers oxygen to the tissues?

• Plasma

• Serum

• Blood

• Lymph

What is the tube-like structure where blood travels?

• Artery

• Vein

• Blood vessels

• Capillary

What organ pumps blood to the different parts of the body?

• Lungs

• Brain

• Heart

• Liver

What system is considered the main transport system of the body?

• Respiratory system

• Digestive system

• Endocrine system

• Circulatory system

How big is a human heart?

• Size of a grapefruit

• Size of a human fist

• Size of a tennis ball

• Size of a basketball

What is the very thin but strong sac that encloses the heart?

• Myocardium

• Pericardium

• Endocardium

• Epicardium

Which chambers of the heart have thicker walls because they pump blood to different parts of the body?

• Atria

• Ventricles

• Valves

• Septum

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

• Right auricle

• Left auricle

• Right ventricle

• Left ventricle

What is the alternating relaxation and contraction of the heart called?

• Cardiac cycle

• Heartbeat

• Circulation

• Blood flow