The heart pumps blood that...

• contains oxygen only

• contains carbon dioxide only

• contains both oxygen and carbon dioxide

The heart pumps blood to..

• all parts of the body

• the lungs only

• the kidneys only

Is the contraction of the heart muscle as it pumps blood.

• pulse

• heartbeat

• pressure

__________is the pressure caused by the pressure of the blood as it is pumped by the heart.

Your heart beats about ___________ times a minute.

The more active you are, the more often your heart needs to beat to supply enough food and _____________ from the blood.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Two good places to find your pulse are on the side of your _________ and the inside of your ___________.

The elephant has a very low pulse rate of _______ beats per minute.

• 40

• 35

• 30

The mouse has a very high pulse rate of ________ beats per minute.

• 500

• 350

• 50

Suggest any factors you think to make your pulse rate change.