The circulatory system

A

100

Its job is to pump blood through your body. What is it?

The heart

200

Give me some examples of vertebrates.

frog, fish, bird...

300

.............carries blood containing food and oxygen away from the heart to the body.

Arteries

400

What are some waste products that can be got rid of our body by some organs? Give at least two.

food matter, oxygen, carbon dioxide, water, salt, or waste.

500

.............carries blood containing waste from the body towards the heart.

Veins

B

100

How long does it take the heart to pump blood to every part of your body?

less than one minute

200

What are some organs that help to get rid of waste products in our bodies? Give at least two.

lungs, kidneys, large intestine, liver, skin, rectrum... 

300

What is a heartbeat?

The rate at which the heart beats, or contracts.

400

How many times does your heart beat in a minute?

about 90 times a minute

500

Do many vertebrates have a similar circulatory system to ours?

Yes, they do.

C

100

The left side of the heart pumps blood that does not contain oxygen all around the body. True or False.

False

200

What are the three kinds of blood vessels?

arteries; veins; capillaries

300

Find the mistake: The oxygen-rich blood travels back in arteries from the lungs to the heart.

arteries => veins

400

..........joins arteries and veins.

Capillaries

500

Does the blood always move along the same pathway in the blood vessels?

Yes, it does.

D

100

The blood is pumped into the left side of the heart is oxygenated or deoxygenated?

deoxygenated -without oxygen

200

What ____ (they/do) at 10 pm last night?

What were they doing at 10 pm last night?

300

The.......... carries food and oxygen to all parts of the body.

circulatory system

400

Find the mistake: The heart pumps blood in veins to the lungs to pick up oxygen.

veins => atteries

500

Why does the heart pump blood to the lung before it pumps blood to the rest of the body?

to get oxygen

E

100

Each kind of blood vessel has the same structure and function. True or False?

False

200

What are the good places on your body to find your pulse?

on the side of the neck and the inside of your wrist

300

What causes the heartbeat?

the contraction of the heart muscle

400

How many times does the heart of a grown-up beat in a minute?

about 70 beats in a minute

500

What is a pulse?

The temporary increase in arterial pressure can be felt throughout the body.