Blood -Characteristics & Properties

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The chief difference between plasma and serum involves the

presence/absence of clotting proteins.

Blood is approximately ____ percent plasma by volume

37-54%

The average life-span of a red blood cell is about

4 months.

Hematocrit, which is measured as a percentage of whole blood, is _____ percent in men, while it is only 42% in women.

46%

Plasma proteins that are necessary for blood to maintain osmotic pressure are

Albumins.

is a condition in which the oxygen-carrying capacity of RBCS is reduced.

Anemia

The function of hemoglobin is to

Bind and transport Oxygen and Carbon dioxide

Anemia, resulting in decreased oxygen-carrying capacity, is caused by

Both hematocrit and hemoglobin.

During their formation, RBCS

Eject their nucleus and most of their organelles.

________________ are the most abundant cell population of the formed elements of blood.

Erythrocytos

Which plasma protein is responsihle for blood cutting, after being converted to fibrin?

Fibrinogen

Plasma proteins that are responsible for antibodies and acting as transport proteins are

Globulins

The primary function of white blood cells is to

Help defend the body against infectious organisms

The percentage of whole blood volume occupied by cellular elements is termed (the)

Hematocrit

What is the name of the molecule that helps to transport oxygen and carbon dioxide and contains pigment is called

Hemoglobin

The unique biconave shape of RBCS provides an

Increased surface area for rate of diffusion

Disorders that can result in altered blood composition and function are found in which organ?

Liver

Which organ, a primary source of plasma proteins, synthesizes more than 90 percent of such proteins?

Liver

High plasma O2 occurs as blood circulates through

Lung capillaries.

Low plasma O2 and high CO2, causes hemoglobin to ____________ O2

Release

The process of blood clotting is an example of which function of blood?

Restricting fluid losses at injury sites

Which disease is characterized by defective hemoglobin that results from a mutation affecting the amino acid sequence of one pair of the globular proteins of the hemoglobin molecule resulting in stiff, markedly curved red blood cells?

Sickle cell anemia

The 0^2 -heme bone is fairly

Weak

The term _____ _____ refers to the combination of plasma and the formed elements together.

Whole blood


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