Circulatory and respiratory system

Question 1

[Circulatory Gizmo] Why do we need blood?

Answer 1

It brings O2 and nutrients to the body. It also fights infections, takes away water, and helps have a stable body temperature.

Question 2

[Circulatory Gizmo] How many chambers does the heart have?

Answer 2

4

Question 3

[Circulatory Gizmo] True or False: Tiny doors (valves) open and close as blood is pumped through the heart

Answer 3

True

Question 4

[Circulatory Gizmo] When the heart contracts, the valves between the atria and ventricles do what?

Answer 4

Close

Question 5

[Circulatory Gizmo] When the heart relaxes the valves between the ventricles and blood vessels…

Answer 5

Close

Question 6

[Circulatory Gizmo] What order does the blood flow in through the 4 chambers?

Answer 6

Right atrium, right ventricle, left atrium, left ventricle

Question 7

[Circulatory Gizmo] From the right ventricle, where does the blood go next?

Answer 7

Lungs

Question 8

[Circulatory Gizmo] Where does the blood from the left ventricle go?

Answer 8

The rest of the body

Question 9

[Circulatory Gizmo] What happens to blood at the lungs?

Answer 9

Oxygen enters the blood and carbon dioxide is released.

Question 10

[Circulatory Gizmo] What are some places blood goes after leaving the heart to go to the body?

Answer 10

Arms, trunk, legs, head, kidneys, intestines, and liver

Question 11

[Circulatory Gizmo] Which blood vessel carries oxygen-rich blood (in most cases)

Answer 11

Arteries

Question 12

[Circulatory Gizmo] Which blood vessel carries oxygen-poor blood? (in most cases)

Answer 12

Veins

Question 13

[Made for Ella] Is blood blue?

Answer 13

No. It’s really not

Question 14

[Circulatory Gizmo] Which blood vessel releases oxygen into body cells?

Answer 14

Capillaries

Question 15

[Circulatory Gizmo] How does the blood in the pulmonary artery differ from the blood in other arteries?

Answer 15

Pulmonary arteries are oxygen poor and is the vessel leaving the right ventricle to the lungs.

Question 16

[Circulatory Gizmo] How is the blood in the pulmonary vein different from the blood in other veins?

Answer 16

Pulmonary veins leave the lungs into the least, and carries oxygen rich blood.

Question 17

[Circulatory Gizmo] Where does sugar enter the bloodstream?

Answer 17

The liver and intestines.

Question 18

[Circulatory Gizmo] How can you tell where sugar enters the bloodstream (given that you can take blood samples anywhere in the body)

Answer 18

A lower level of sugar entering an organ and a higher level of sugar exiting it.

Question 19

[Circulatory Gizmo] Where is sugar removed from the bloodstream?

Answer 19

All other capillaries (except for the liver and intestines) - because the sugar level decreases when passing through these areas.

Question 20

[Circulatory Gizmo] The urea enters the blood at the ____

Answer 20

liver

Question 21

[Circulatory Gizmo] The urea leaves the blood at the _____

Answer 21

Kidneys

Question 22

[Circulatory Gizmo] Definition: atrium

Answer 22

Upper chamber of the heart that receive blood

Question 23

[Circulatory Gizmo] Definition: ventricle

Answer 23

Lower chamber of the heart the receives (and pushes) blood.

Question 24

[Circulatory Gizmo] Definition: Valves

Answer 24

Tiny doors that keep blood from flowing backward in heart and blood vessels

Question 25

[Circulatory Gizmo] Definition: Blood vessel

Answer 25

Tube that carries blood.

Question 26

[Circulatory Gizmo] Definition: Artery

Answer 26

A blood vessel that carries blood away from the heart. Usually oxygen-rich

Question 27

[Circulatory Gizmo] Definition: Vein

Answer 27

A blood vessel that carries blood back to the heart. Usually oxygen-poor

Question 28

[Circulatory Gizmo] Definition: Capillary

Answer 28

Carries blood away from body cells

Question 29

[Circulatory Gizmo] Definition: Pulmonary artery

Answer 29

Carries blood from the right ventricle to the lungs. Only artery that is oxygen-poor

Question 30

[Circulatory Gizmo] Definition: Pulmonary vein

Answer 30

Carries blood from the lungs back to the left atrium. This is the only vein that is oxygen-rich.

Question 31

[Circulatory Gizmo] Definition: Aorta

Answer 31

Largest artery in the human body. Carries blood from the left ventricle to the body.

Question 32

[Circulatory Gizmo] Definition: Platelet

Answer 32

Stops bleeding when there is an abrasion (cuts, scrapes, etc.)

Question 33

[Circulatory Gizmo] Definition: Red blood cell

Answer 33

Carries oxygen and CO2 around body, transporting them across the body.