Blood

Question 0

What are platelets and what do they do?

Answer 0

Part of your blood. If you have a cut, they stop bleeding, clot, and form a scab over top of it.

Question 1

What are white blood cells and what do they do?

Answer 1

Part of your blood. Fight infections, and prevent growth of cancer.

Question 2

What are the components of blood?

Answer 2

Red blood cells, white blood cells, platelets, and plasma.

Question 3

What is the difference between a vein and capillary?

Answer 3

Veins bring de-oxygenated to the heart to get oxygenated again. Where capillaries link arteries and veins.

Question 4

What is the difference between veins and arteries?

Answer 4

Veins bring de-oxygenated blood back to the heart to be oxygenated again. Where arteries bring oxygenated blood to the body.