Which is a function of the cardiovascular system?

• to move water throughout the body
• to transport gases throughout the body 
• to eliminate waste from the body
• to provide structural support for the body 

Which of the following is a synonym for the circulatory system?

• respiratory system
• digestive system
• nervous system
• cardiovascular system

Where in your body can you find blood vessels?

• around the heart
• in hands & feet
• in your head
• virtually everywhere

The smallest type of blood vessel is the ---

• nerve.

• vein.

• capillary.

• artery.

Veins have special __________ to stop blood from flowing backwards.

• gravity

• valves

• arteries

• ventricles

The circulatory system works with the ___________ system to provide our body with oxygen.

• respiratory
• digestive
• muscular
• skeletal

Tags

NGSS.MS-LS1-3

The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 

• respiratory 
• digestive
• skeletal
• nervous

Tags

NGSS.MS-LS1-7

Which best describes the relationship between the muscular system and the circulatory system?

• The circulatory system captures carbon dioxide from the air for muscle energy.

• The circulatory system produces red blood cells to bring oxygen to the muscles.

• The circulatory system provides a framework for muscle movement.

• The circulatory system delivers oxygen for muscle energy. Additionally, the heart is made of cardiac muscle.

Tags

NGSS.MS-PS3-5

The main function of the red blood cells is to ---

• allow gases to exchange.

• fight infection.

• help to clot blood.

White blood cells ---

• allow for gases to exchange.

• give blood its color.

• fight infection and disease.

• help clot blood.