The Circulatory System Overview

Check all of the substances that blood transports:

• hormones

• CO

• nutrients

• gases

What is blood made up of? (check all)

• plasma

• red blood cells & white blood cells

• glands

• platelets

Function of platelets?

• involved with helping blood clot

• cleans the blood

• carries oxygen

• carries CO2

What is hemoglobin? (check all that apply)

• iron-containing protein in red blood cells

• controls hormones

• where the red coloring of blood comes from

• sends signals to tissues

Fill in the blank: Arteries carry blood (blank) the heart

• away from

• to

Fill in the blank: Veins carry blood (blank) the heart

• away from

• to

Fill in the blank: Arteries carry blood (blank) the heart

• away from

• to

It is at the capillary level where (choose 2):

• oxygen is delivered to tissues

• carbon dioxide is delivered to tissues

• oxygen is picked up

• carbon dioxide is picked up

The right side of the heart pumps

• oxygenated blood

• air

• deoxygenated blood

• glucose

Atria are located at the (blank) of the heart

• top

• bottom