*Test review: Respiratory & Circulatory Systems

1. What is the function of the RESPIRATORY system?

• Breathe in oxygen and deliver it to the cells in our body, and exchange/remove carbon dioxide waste from our body. 

• Circulate blood through the body to supply cells with oxygen and nutrients

• Allow the body to move

• Protection

2. What is the function of the CIRCULATORY system?

• Breathe in oxygen and deliver it to the cells in our body, and exchange/remove carbon dioxide waste from our body.

• Circulate blood through the body to supply cells with oxygen and nutrients

• Movement

• Protection

Tags

NGSS.MS-LS2-3

3. How do our lungs and heart work together in order to supply our body with oxygen?

• They don't work together

• The heart supply oxygen to the blood, and the lungs forces the blood throughout the body.

• The lungs supply oxygen to the blood, and the heart forces the blood throughout the body.

4. We inhale ______

• Oxygen

• Carbon Dioxide

• Water

• Co2

4b. ... and exhale ___________

• Oxygen

• Carbon Dioxide

• Water

• O2

5. Which lung model to the right represents a person’s chest cavity when they breathe out (exhale)?

• A

• B

6. What is the muscle called that contracts and relaxes during breathing?

• Heart

• Stomach

• Diaphragm

• Lung

7. True/False: The cardiac muscle (the heart) involuntarily contracts and relaxes to force blood to move throughout the body.

• True

• False

8a. ________ – blood vessels that take blood away from the heart

• Capillaries

• Arteries

• Heart

• Veins

8b. __________– blood vessels that take blood to the heart

• Capillaries

• Arteries

• Heart

• Veins