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Exam 21: Blood

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Question 51

True/False

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When viewing a centrifuged blood sample,the erythrocytes will be on the top.

A) True
B) False

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Question 52

Multiple Choice

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Which are characteristic of leukocytes? A: Smaller than erythrocytes B: Have a nucleus C: Have no hemoglobin D: More numerous than erythrocytes E: Depending on type,may or may not contain granules

A) a,b,c,d
B) b,c,e
C) b,c,d,e
D) a,b,c,d,e
E) a,b,e

F) B) and C)
G) D) and E)

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Question 53

Multiple Choice

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One of the unhealthy effects of blood doping is to

A person with erythrocytes that have surface antigen A,but not surface antigen B,is said to have type _________ blood.

The rupture of erythrocytes is called ____________.

__________ is the name used for a systemic disease caused by the spread of microorganisms and their toxins through the circulating blood.

The cytoplasm of an erythrocyte has numerous molecules called surface antigens that may elicit an antibody attack under the right conditions.

Which are characteristic of type O blood? A: Has anti-A antibodies B: Has anti-B antibodies C: Has surface antigen O on its erythrocytes D: Has surface antigen A on its erythrocytes E: Has neither surface antigen A nor B on its erythrocytes

How many globin molecules are found in a single hemoglobin molecule?

The globulins make up about ________ percent of all plasma proteins.

T-cells are a category of

The iron that has been transferred to the liver after the aged erythrocytes were phagocytized is stored by the protein _______________.

During hemopoiesis,the lymphoid line forms lymphocytes only.

-In the centrifuged sample of blood illustrated,which number indicates the layer containing water,plasma proteins,nutrients,and waste products?

-In the centrifuged sample of blood illustrated,number 2 indicates

A _______________ (singular)is the name for the cylinder shape that erythrocytes form as they line up in single file for passage through the smallest blood vessels.

The life span of an erythrocyte is about _________ days.

One of the functions of blood is to regulate fluid levels in the body.If too much fluid escapes from the bloodstream and enters the tissues,blood pressure will

The concentration of dissolved oxygen is higher in plasma than in interstitial fluid.

____________ is the attraction of leukocytes to a site of infection due to the presence of molecules released by damaged cells,dead cells,or invading pathogens.