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Review circulatory system

Total questions: 26

Worksheet time: 9mins

Name
Class
Date
1.

Cnidarians and flatworms use which mechanism to transport substances?

a)

Diffusion

b)

A closed circulatory system

c)

An open circulatory system

2.

The parts of the circulatory system are:

a)

The heart and the blood vessels.

b)

The heart, blood vessels and the lungs.

c)

The heart and the lungs.

d)

The heart and the blood.

3.

What are the capillaries?

a)

They are tiny blood vessels (we need a microscope to see them)

b)

They are veins and arteries.

c)

They are a part of the circulatory system.

d)

They are the veins where the blood takes the oxygen.

4.

It carries blood to the heart

a)

A Capillary

b)

An Artery

c)

A Vein

d)

The lungs

5.

The…. carry blood from all parts of the body back to the heart

a)

CAPILLARIES

b)

ARTERIES

c)

HEART

d)

VEINS

6.

The blood vessels that carry blood from the heart to all other parts of the body are:

a)

The capillaries

b)

The arteries

c)

The veins

7.

Blood vessels include:

a)

Red blood cells, platelets, white blood cells

b)

Blood, water and nutrients

c)

Capillaries, arteries and veins

8.

The heart is a powerful organ made up of:

a)

Bones

b)

Blood

c)

Muscles

9.

The blood transports...

a)

only oxygen

b)

oxygen and carbon dioxide

c)

oxygen, carbon dioxide and nutrients

d)

oxygen, carbon dioxide, nutrients and waste products

10.

What does the heart do?

a)

It pumps blood to all the parts of the body.

b)

It is a part of the circulatory system.

c)

It is one of the main organs of the body.

d)

It can go fast when you run or slow when you are sleeping.

11.

what is the purpose of circulation

a)

supply O2 and nutrients and remove waste

b)

break down the food

c)

get oxygen into the lungs

d)

remove solid waste

12.

what does an atrium do

a)

let blood in

b)

let blood out

c)

exchange gases

d)

remove waste

13.

what does a ventricle do

a)

force blood out

b)

let blood in

c)

exchange gases

d)

remove waste

14.

what happens in systemic circulation

a)

circulation for the entire body

b)

circulation in the heart only

c)

circulation heart and lungs

d)

circulation to digestion system only

15.

what happens in pulmonary circulation

a)

circulation to the lungs

b)

circulation to the body

c)

circulation in the heart

d)

circulation to the brain

16.

Which blood cells transport oxygen and carbon dioxide?

a)

Platelets

b)

Red blood cells

c)

White blood cells

17.

Which blood cells repair damage to the body and stop you from bleeding?

a)

Platelets

b)

Red blood cells

c)

White blood cells

18.

How many chambers does the heart have?

a)

6

b)

4

c)

2

19.

What happens in systole phase?

a)

The heart contracts and sends bloods to the arteries.

b)

The heart relaxes and blood enters from the veins.

20.

What happens in diastole phase?

a)

The heart contracts and sends bloods to the arteries.

b)

The heart relaxes and blood enters from the veins.

21.

Structure that prevents blood from flowing backwards in the circulatory system

a)

Atrium

b)

Vein

c)

Ventricle

d)

Valve

22.

The image represents what type of circulatory system?

a)

Diffusion

b)

Open circulatpry system

c)

Closed Circulatory system

d)

Pulmonary cirulation

23.

The image represents what type of circulatory system?

a)

Diffusion

b)

Closed Circulatory system

c)

Open Circulatory system

d)

Hemolymph

24.

This animal uses ___________ to transport nutrients and wastes.

a)

Open circulation

b)

Closed circulation

c)

Diffusion

d)

Systemic circulation

25.

In vertebrates, the circulatory system is

a)

Open

b)

Closed

c)

Simple

26.

This circulatory system belongs to

a)

Amphibians

b)

Mammals

c)

Repties

d)

Fish