Module 10

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The average lifespan of a red blood cell is ____ months.

4

Formed elements make up about ______ percent of blood.

45

Plasma composes about ____ percent of whole blood, and water composes ______ percent of the plasma volume.

55, 92

A person with Type A blood has antigen ____ on the RBCs and anti- _____ antibodies in the plasma.

A, B

Transport of nutrients and wastes, transport of body heat, and defense against toxins and pathogens are all function of the _____

Blood

Red cells are described as _______ discs.

biconcave

Branches off the aortic arch, listed from your patients right to left include the (3)___________

brachiocephalic trunk, left common carotid artery, left subclavian artery

A substance that activates plasminogen might be useful to cause clot to ________ faster.

dissolve

The process of red blood cell production is called _____

erythropoiesis

A plasma protein essential for blood coagulation is _____

fibrinogen

Which organ synthesizes most of the plasma proteins?

liver

Pulmonary arteries carry blood to the ____

lungs

The function of hemoglobin is to carry _____

oxygen

The function of red blood cells is to carry ________ from the lungs to the body's cells.

oxygen

The enzyme that can digest fibrin and dissolve a clot is ______

plasmin

the _______ breaks the rule that arteries carry oxygenated blood away from the heart?

pulmonary arteries

All the circulating red blood cells originate in the ______________

red bone marrow

In adults, erythropoiesis exclusively takes place in ______

red bone marrow

Prolonged exposure to carbon monoxide is lethal because it binds to the ______ In hemoglobin and blocks the binding of _______

iron, oxygen

Pulmonary veins carry blood to the _______

left atruim

List in the order that blood will encounter as it flows from the heart back to the heart in the cardiovascular flow circuit.

Elastic arteries Muscular arteries Arterioles Capillaries Venules Medium veins large veins

Which formed element transports oxygen and carbon dioxide?

Erythrocyte

Which plasma protein is a major contributor to the osmotic pressure of plasma?

albumin

The most abundant proteins in blood plasma are ______

albumins

A person's blood type is determined largely by the presence of specific _______ on the cell membrane.

antigens

The process of fibrinolysis dissolves

clots

if arterioles _______ and precapillary sphincters _______ we would increase blood flow to local tissues

dilate relax

This is the innermost layer of a blood vessel.

tunica intima

The wall of a blood vessel is composed of three layers. Name the 3 layers.

tunica intima, tunica media, tunica externa

The muscular layer of a blood vessel is the .

tunica media

the large vessels that return blood to the heart are called

veins

After blood leaves the capillaries, it enters the ______

venule

What type of vein directly connects with capillaries?

venule

The most abundant component of plasma is ________

water

The combination of plasma and formed elements is called _________

whole blood


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