Chapter 21 Questions

The life span of an erythrocyte is about _________ days. A. 10 B. 30 C. 60 D. 120 E. 360

120 days

The globulins make up about ________ percent of all plasma proteins. A. 58 B. 37 C. 4 D. 1 E. 85

37

How many globin molecules are found in a single hemoglobin molecule? A. 1 B. 2 C. 4 D. 6 E. 8

4

Which is going to result in significant agglutination? A. Donor is Type A and recipient has antibody anti-B B. Donor is Type B and recipient has antibody anti-A C. Donor is Type O and recipient is Type O D. Donor is Type A and recipient is Type AB E. Donor is Type AB and recipient is Type B

Donor is type AB and recipient is type B

The growth factor that increases the formation of erythrocytes, all classes of granulocytes, monocytes, and platelets from myeloid stem cells is A. EPO B. M-CSF C. G-CSF D. Multi-CSF E. GM-CSF

Multi CSF

Why is the name "thrombocyte" inappropriate for platelets? A. They are not very numerous. B. They have multiple nuclei. C. Their plasma membrane is irregularly shaped. D. They are smaller than erythrocytes. E. They have no nucleus.

They have no nucleus

An individual's hematocrit is dependent on his or her A. age. B. sex. C. altitude. D. Two of the choices are correct. E. Three of the choices are correct.

Three of the choices are correct

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

a,b,c

A student viewing a blood smear observes a cell with a lobed nucleus and obvious granules. Which of the following cell types may she be observing? a: Neutrophils b: Eosinophils c: Lymphocytes d: Monocytes e: Basophils f: Erythrocytes A)a, b, c B)b, d, e C)a, b, e, f D)c, d E)a, b, e

a,b,e

The smallest and most abundant plasma proteins are the A. globulins. B. endocrine hormones. C. albumins. D. fibrinogens. E. prothrombins.

albumins

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

b,c,e

Which are characteristic of type A blood? a: Has anti-A antibodies b: Has anti-B antibodies c: Has surface antigen A on its erythrocytes d: Has surface antigen B on its erythrocytes e: Has neither surface antigen A nor B on its erythrocytes f: Will agglutinate with blood type B A. b, c, d, f B. a, c, d, f C. a, d, f D. b, c, f E. a, c, f

b,c,f

Which are characteristic of type Rh negative blood? a: Always has Rh (anti-D) antibodies b: Only under certain conditions will Rh (anti-D) antibodies be present c: Always has Rh (D) antigen d: Only under certain conditions will the Rh (D) antigen be present e: Is inherited independent of the ABO group A. a, c B. b, c, e C. a, d, e D. b, e E. a, e

b,e

The hemoglobin found in erythrocytes is able to chemically attach to A. oxygen. B. carbon dioxide. C. nitrogen. D. both oxygen and carbon dioxide. E. oxygen, carbon dioxide, and nitrogen.

both oxygen and carbon dioxide

Which depicts the order of cell formation in erythropoiesis? a: Proerythroblast b: Normoblast c: Myeloid stem cell d: Reticulocyte e: Erythroblast f: Mature erythrocyte A. c, a, e, b, d, f B. a, b, c, e, d, f C. a, c, d, b, e, f D. c, b, a, d, e, f E. c, a, b, e, d, f

c,a,e,b,d,f

Among the constituents of plasma, sodium, potassium, and bicarbonate ions are classified as A. nutrients. B. respiratory gases. C. wastes. D. electrolytes. E. None of these choices is correct.

electrolytes

the leukocyte that is very active during a bacterial infection is the A. eosinophil. B. basophil. C. lymphocyte. D. neutrophil. E. monocyte.

neutrophil

Usually the least numerous of the leukocytes are the A. eosinophils. B. basophils. C. monocytes. D. lymphocytes. E. neutrophils.

basophils

Congenital hemolytic anemia is A. when destruction of erythrocytes is more rapid than normal. B. when there is an inherited anemia associated with a defect in iron uptake. C. caused by a failure of the body to absorb Vitamin B12. D. characterized by a large number of immature, nucleated cells. E. characterized by significantly decreased formation of erythrocytes and hemoglobin due to defective red bone marrow.

when destruction of erythrocytes is more rapid than normal

How many oxygen molecules may bind to a single molecule of hemoglobin? A. 2 B. 4 C. 6 D. 8 E. 16

4

Plasma makes up about ______ percent of a centrifuged sample of whole blood. A. 25 B. 35 C. 45 D. 55 E. 75

55

Oxygen is bubbled into a solution containing 200 hemoglobin molecules. What is the maximum number of oxygen molecules that will end up bound to hemoglobin in this experiment? A)200 B)400 C)600 D)800 E)1600

800

Which most closely approximates the percentage of water in plasma by weight? A. 1% B. 25% C. 46% D. 92% E. 98%

92

Which type of leukocyte increases in number because of the presence of an allergen? A. Basophil B. Lymphocyte C. Eosinophil D. Neutrophil E. Monocyte

Eosinophil

The leukocyte that releases histamine is the A. eosinophil. B. basophil. C. lymphocyte. D. neutrophil. E. monocyte.

basophil

The difference in concentration of various constituents in the plasma and interstitial fluid ensures that the constituents will A. be able to chemically react at the appropriate place. B. be able to diffuse through the capillary wall. C. remain in their respective locations. D. require an active transport mechanism to move. E. None of these answers is correct.

be able to diffuse through the capillary wall

If a patient becomes dehydrated, the percentage of plasma in a centrifuged sample of his or her blood would likely A. increase. B. decrease. C. not change.

decrease

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 A. increase. B. decrease.

decrease

The carbon dioxide molecules that bind to the hemoglobin molecule are attached to the __________ units. A. heme B. globin C. iron D. calcium E. None of these answers is correct.

globin

The process of producing the formed elements of blood is called A. leukopenia. B. hemopoiesis. C. leukocytosis. D. erythroblastosis. E. agglutination.

hemopoiesis

The reason it is more appropriate to call an erythrocyte a "formed element" rather than a "cell" is that erythrocytes A. are actually dead. B. lack a nucleus and organelles. C. have lots of inclusion molecules. D. are not red. E. can form a rouleau when moving through a capillary.

lack a nucleus and organelles

Old erythrocytes are phagocytized in the A. liver. B. spleen. C. lung. D. liver and spleen. E. spleen and lung.

liver and spleen

T-cells are a category of A. eosinophils. B. basophils. C. lymphocytes. D. neutrophils. E. monocytes.

lymphocytes

The leukocyte that will migrate in the blood and take up residence in the tissues as macrophages is the A. eosinophil. B. basophil. C. monocyte. D. lymphocyte. E. neutrophil.

monocyte

Usually the most numerous of the leukocytes are the A. eosinophils. B. basophils. C. lymphocytes. D. neutrophils. E. monocytes.

neutrophils

Which leukocytes are derived from the myeloid line? A. Neutrophils B. Basophils and eosinophils C. Lymphocytes and monocytes D. Lymphocytes E. Neutrophils, basophils, eosinophils, and monocytes

neutrophils, basophils, eosinophils, and monocytes

If agglutination occurs after a blood transfusion, it may indicate A. the wrong blood type was used. B. the recipient had type AB blood. C. there were no agglutinins (antibodies) in the recipient blood. D. the donor had type O blood. E. two of the answers are correct.

the wrong blood type was used

Blood is correctly classified as a(n) A. organ. B. tissue. C. organ system. D. intracellular fluid. E. More than one of these choices is correct.

tissue

Which term best describes the function of blood when considering the presence of carbon dioxide and endocrine hormones? A. Regulation B. Protection C. Prevention D. Transportation

transportation

The agglutinogens that determine the ABO and Rh blood types are A. found on the surface of erythrocytes. B. found in the cytoplasm of the erythrocytes. C. located on the surface of the leukocytes. D. located in the cytoplasm of the leukocytes. E. part of the reticular connective tissue of the spleen.

found on the surface of erythrocytes

A patient with type B- blood is in need of a blood transfusion. If agglutination occurs after the transfusion, the issue may be because the donor A) has erythrocytes with the A antigen. B) has erythrocytes with the B antigen. C) has erythrocytes without A or B antigens. D) has erythrocytes without the Rh antigen.

has erythrocytes with the A antigen

The concentration of dissolved oxygen is _______ in plasma than in interstitial fluid. A. higher B. lower C. the same

higher

One of the unhealthy effects of blood doping is to A. increase the viscosity of the blood. B. decrease the blood pressure in the arteries. C. decrease the oxygen carrying capacity of the blood. D. increase the carbon dioxide carrying capacity of the blood. E. increase the oxygen carrying capacity of the blood.

increase the viscosity of the blood

The "buffy" coat of the middle layer of a centrifuged blood sample is composed of A. platelets and leukocytes. B. leukocytes. C. platelets. D. erythrocytes. E. erythrocytes and leukocytes.

platelets and leukocytes

Which term best describes the function of blood when considering the presence of leukocytes and antibodies? A. Regulation B. Prevention C. Protection D. Transportation

protection

Which events occur during the recycling of aged or damaged erythrocytes? (Order is not important.) a: The heme group is converted into biliverdin. b: Bilirubin is stored in the liver. c: The iron ions in hemoglobin are removed. d: The iron ions are stored in the liver. e: The iron ions are stored in the red bone marrow. f: Membrane proteins and globin proteins are broken down and reused. g: The erythrocyte contents, excluding the globins, are excreted via the digestive tract unchanged. A. a, b, c, e, f B. a, c, d, f C. a, b, c, g D. c, d, g E. c, e, g

a,c,d,f

Which leukocytes are granulocytes? a: Neutrophils b: Eosinophils c: Lymphocytes d: Monocytes e: Basophils f: Erythrocytes A. a, b, c B. b, d, e C. a, b, e, f D. c, d E. a, b, e

a,b,e