Circulatory and Respiratory Systems Quiz

Which system allows blood to circulate throughout the body to transport oxygen and nutrients to all the cells and tissues?

• Nervous

• Respiratory

• Circulatory

These cells, in the blood, carry oxygen and give the blood its color.

• white blood cells

• plasma

• platelets

• red blood cells

The cells in the blood that help fight germs like bacteria and viruses

• red blood cells

• platelets

• white blood cells

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

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

• respiratory

• digestive

• muscular

What is the circulatory system made up of?

• Lungs, blood, blood vessels

• Liver, kidneys, and stomach

• Heart, Blood Vessels, and Blood

Which of the following does blood help transport throughout the body?

• undigested food

• Nutrients

• Gases (oxygen and carbon dioxide)

• hormones like adrenaline

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

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

Blood vessels that carry blood away from the heart.

• Veins

• Capillaries

• Arteries