G9 - Cardiovascular System

Delivers oxygen to your body cells. Made in bone marrow.

• white blood cell

• red blood cell

• respiratory system

• lungs

This organ pumps blood through your body.

• heart

• artery

• vein

• capillaries

These blood vessels take oxygenated blood to the body cells.

• heart

• artery

• vein

• capillary

These blood vessels carry deoxygenated blood to the lungs.

• heart

• capillaries

• veins

• arteries

Small blood vessels that diffuse oxygen, carbon dioxide, and nutrients.

• heart

• arteries

• veins

• capillaries

The system that delivers oxygen and gets rid of carbon dioxide.

• respiratory

• skeletal

• lymphatic

• digestive

The 3 main functions of the Circulatory System

• break down food, remove waste, make blood cells

• react to stimuli, grow, adapt

• deliver materials, remove waste, and fight infection

Running is an activity that causes the cells in the muscular system to use oxygen at a faster rate. Which system responds by delivering more oxygen to these cells?

• digestive

• nervous

• circulatory

• endocrine

Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food?

• carbon dioxide

• nitrogen

• hydrogen

• oxygen

State the general relationship between exercise and heart rate in humans.

• If a person exercises, then their heart rate will not change

• If a person exercises, then their heart rate will increase

• If a person exercises, then their heart rate will decrease

• Person exercising and heart rate are not related