Circulatory System

Which of the following are the component of blood?

• plasma, red blood cells, blue blood cells

• white and red blood cells

• plasma and platelets

• plasma, red blood cells, white blood cells, and platelets

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

Tags

NGSS.4-LS1-1

______________ are the smallest blood vessels.

• Arteries

• Veins

• Capillaries

• Aorta

The function of white blood cells is to ....

• allow for gases to exchange

• give blood its color

• fight infection and disease

• help clot blood

The human heart is an organ that pumps blood throughout the body supplying oxygen, nutrients, blood, and hormones to and from the tissues removing _________ ___________ and other wastes.

• hydrogen dioxide
• carbon moxoide
• water molecules
• carbon dioxide

The plasma that contains blood cells is mainly made up of .....

• oxygen

• nutrients

• waste

• water

Veins carry blood _________  the heart.

• back to 
• away
• parallel

The function of platelets is to ....

• allow for gases to exchange

• give blood its color

• fight infection and disease

• help clot blood

Identify

• Left atrium
• Right atrium
• Left ventricle
• Right ventricle

Which is NOT a function of the circulatory system?

• deliver O₂ and nutrients to cells
• remove CO₂ and wastes from cells
• break down carbohydrates into glucose
• transport other materials through body