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Circulatory System Review

Total questions: 20

Worksheet time: 7mins

Name
Class
Date
1.

Why can the shade of red vary for human blood?

a)

The shade of red varies based on how many white blood cells are in the blood.

b)

The shade of red varies based on how much oxygen is in the blood.

c)

The shade of red varies based of where the blood is coming from.

d)

Blood is blue and red.

2.

Check all of the things that blood maintains:

a)

a certain pH

b)

temperature

c)

homeostasis

d)

osmotic pressure

3.

Check all of the substances that blood transports:

a)

hormones

b)

CO

c)

nutrients

d)

gases

4.

What is blood made up of? (check all)

a)

plasma

b)

red blood cells & white blood cells

c)

glands

d)

platelets

5.

Function of platelets?

a)

involved with helping blood clot

b)

cleans the blood

c)

carries oxygen

d)

carries CO2

6.

What is hemoglobin? (check all that apply)

a)

iron-containing protein in red blood cells

b)

controls hormones

c)

where the red coloring of blood comes from

d)

sends signals to tissues

7.

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

a)

away from

b)

to

8.

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

a)

away from

b)

to

9.

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

a)

oxygen is delivered to tissues

b)

carbon dioxide is delivered to tissues

c)

oxygen is picked up

d)

carbon dioxide is picked up

10.

The right side of the heart pumps

a)

oxygenated blood

b)

air

c)

deoxygenated blood

d)

glucose

11.

Atria are located at the (blank) of the heart

a)

top

b)

bottom

12.

Ventricles have (blank) walls compared to the atria

a)

thicker

b)

thinner

13.

Valves in the heart (check all):

a)

prevent the backflow of blood

b)

help separate the chambers

c)

transport nutrients

d)

are always closed

14.

Definition of pulmonary:

a)

relating to the blood

b)

relating to the right

c)

relating to the lungs

d)

relating to oxygen

15.

What is the aorta?

a)

same as pulmonary artery

b)

a major artery that carries deoxygenated blood into the heart

c)

at the bottom of the heart

d)

a major artery that carries oxygenated blood throughout the body

16.

The heart receives its blood supply via the:

a)

pulmonary arteries

b)

coronary arteries

c)

valves

d)

lungs

17.

What is the septum?

a)

A muscular wall that separates the right side and left side of the heart

b)

One of the valves

c)

the capillaries

d)

the corpus callosum

18.

What is an atrial septal defect?

a)

a hole in the septum - causes oxygen-rich blood to mix with oxygen-poor blood

b)

absence of a septum - no separation between all four chambers

c)

not fully formed heart

d)

blocked arteries

19.

What conditions can an atrial septal defect cause? (check all that apply)

a)

diabetes

b)

abnormal heartbeat

c)

stroke

d)

heart failure

20.

Do you like the quizzizz review sessions?

a)

I like them

b)

I don't like them