What condition occurs when fatty deposits (plaque) develop in the inner walls of arteries, clogging the passage way of blood flow.

What condition occurs when fatty deposits (plaque) develop in the inner walls of arteries, clogging the passage way of blood flow.

Answer: atherosclerosis

What large blood vessels carry blood from aorta to the tissues of the heart?

What large blood vessels carry blood from aorta to the tissues of the heart?

Answer: coronary arteries

What disease of the heart and blood vessels is responsible for 40% of all deaths in the U.S.?

What disease of the heart and blood vessels is responsible for 40% of all deaths in the U.S.?

Answer: cardiovascular disease

Exchanging wastes and nutrients, controlling chemical balance, controlling composition of blood, regulating body temperature, distributing hormones, and defending against foreign invaders are all ways the circulatory system maintains _____________.

Exchanging wastes and nutrients, controlling chemical balance, controlling composition of blood, regulating body temperature, distributing hormones, and defending against foreign invaders are all ways the circulatory system maintains _____________.

Answer: homeostasis

What condition is the cancer of white blood cells?

What condition is the cancer of white blood cells?

Answer: leukemia

What condition may result from the inability to clot blood?

What condition may result from the inability to clot blood?

Answer: hemophilia

Platelets release clotting factors that convert _______ to a threadlike protein called fibrin.

Platelets release clotting factors that convert _______ to a threadlike protein called fibrin.

Answer: fibrinogen

What component of blood adheres to damaged tissue to seal minor breaks?

What component of blood adheres to damaged tissue to seal minor breaks?

Answer: platelets

What component of blood are bits of membrane-wrapped cytoplasm pinched off from larger cells in bone marrow?

What component of blood are bits of membrane-wrapped cytoplasm pinched off from larger cells in bone marrow?

Answer: platelets

What is the smallest blood cell type?

What is the smallest blood cell type?

Answer: red blood cells

What blood cells help fight infection?

What blood cells help fight infection?

Answer: white blood cells

What hormone do the kidneys produce that boosts red blood cell production?

What hormone do the kidneys produce that boosts red blood cell production?

Answer: EPO (erythropoetin)

What condition is caused by abnormally low amounts of hemoglobin or red blood cells?

What condition is caused by abnormally low amounts of hemoglobin or red blood cells?

Answer: anemia

Red blood cells are shaped like discs, giving themselves more __________ for better gas exchange.

Red blood cells are shaped like discs, giving themselves more __________ for better gas exchange.

Answer: surface area

What is the iron-containing protein that transports oxygen?

What is the iron-containing protein that transports oxygen?

Answer: hemoglobin

What is most numerous blood cell type?

What is most numerous blood cell type?

Answer: red blood cell

What blood cell contains hemoglobin that transports oxygen?

What blood cell contains hemoglobin that transports oxygen?

Answer: red blood cell

45% of plasma consists of what 3 things?

45% of plasma consists of what 3 things?

Answer: red blood cells, white blood cells, platelets

About 90% of plasma is ______.

About 90% of plasma is ______.

Answer: water

About __% of blood is plasma.

About __% of blood is plasma.

Answer: 55