Question 1

Jaundice is caused by an accumulation of this substance,which is a product of erythrocyte breakdown.

Accepted Answer

A)   bilirubin
B)   biliverdin
C)   biliholidayD) B) and C)
E) None of the above

Question 2

Macrophages phagocytize old red blood cells and transport hemoglobin to the kidney for elimination.

Accepted Answer

A) True 
 B)False

Question 3

These cells make up 25% - 33% of all circulating WBCs and are closest in size to RBCs.

Accepted Answer

A)   neutrophils
B)   lymphocytes
C)   monocytes
D)   eosinophils
E)   basophilsF) A) and D)
G) B) and E)

Question 4

The condition called cyanosis is caused by an increased blood concentration of

Accepted Answer

A)   deoxyhemoglobin.
B)   oxyhemoglobin.
C)   carbon dioxide.
D)   carbon monoxide.
E)   oxygen.F) B) and C)
G) A) and E)

Question 5

Vitamin B12 is important for the production of red blood cells because it is utilized in the synthesis of intrinsic factor.

Accepted Answer

A) True 
 B)False

Question 6

What is biliverdin?

Accepted Answer

A)   a red-orange pigment molecule that is converted to carotene
B)   a green pigment resulting from hemoglobin breakdown
C)   a yellow pigment that results from the zinc-containing product of hemoglobin
D)   the yellow pigment that gives urine its colorE) B) and C)
F) All of the above

Question 7

What term below specifically refers to a condition of having too many white blood cells?

Accepted Answer

A)   lymphedema
B)   leukopenia
C)   leukocytosis
D)   polycythemiaE) None of the above
F) A) and B)

Question 8

Mature red blood cells cannot divide,do not synthesize hemoglobin and cannot conduct aerobic respiration.

Accepted Answer

A) True 
 B)False

Question 9

The hormone released from the kidneys that promotes the production of red blood cells is ________.

Accepted Answer

The answer of The hormone released from the kidneys that...

Question 10

The most common blood type in the United States has which type(s) of antibodies in its plasma?

Accepted Answer

A)   anti-A antibodies only
B)   anti-B antibodies only
C)   both anti-A and anti-B antibodies
D)   neither anti-A nor anti-B antibodies
E)   anti-O antibodiesF) C) and E)
G) D) and E)

Question 11

Blood tests revealed a low hematocrit level,which explained why Mr.Jenkins had been feeling so tired and listless.A deficiency of red blood cells reduces the oxygen carrying capacity of the blood,a condition called ________.

Accepted Answer

A)   anemia
B)   anoxia
C)   polycythemia
D)   hypoxia
E)   leukemiaF) A) and B)
G) B) and E)

Question 12

An abnormally low white blood cell count is called ________.

Accepted Answer

The answer of An abnormally low white blood cell count...

Question 13

The percentage of red blood cells in a sample of human blood is normally about

Accepted Answer

A)   15%.
B)   30%.
C)   45%.
D)   60%.
E)   80%.F) A) and D)
G) B) and C)

Question 14

The flattened bioconcave disc shape of an erythrocyte __________.

Accepted Answer

A)   increases the cell's surface area-to-volume ratio
B)   allows more hemoglobin molecules to be closer to the plasma membrane
C)   enhances the cell's ability to divide
D)   all of these
E)   both a and bF) B) and C)
G) None of the above

Question 15

Calcium is a clotting factor.

Accepted Answer

A) True 
 B)False

Question 16

A high red blood cell count can indicate a greater ability to carry oxygen.A normal count for men is about ________ and for women it is about ________.

Accepted Answer

A)   4.2 - 4.7 million cells/mm3,5.4 - 6.1 million cells/mm3
B)   4.2 - 5.4 million cells/mm3,4.7 - 6.1 million cells/mm3
C)   5.4 - 6.1 million cells/mm3,4.2 - 4.7 million cells/mm3
D)   4.7 - 6.1 million cells/mm3,4.2 - 5.4 million cells/mm3E) A) and B)
F) All of the above

Question 17

________ is the term for stopping bleeding.

Accepted Answer

A)   hemolysis
B)   hemostasis
C)   agglutination
D)   hematomesis
E)   homeostasisF) D) and E)
G) None of the above

Question 18

Hematocrit is

Accepted Answer

A)   the percent of red blood cells in a blood sample.
B)   a disease.
C)   a clotting factor.
D)   the color of plasma.
E)   none of the above.F) A) and B)
G) A) and E)

Question 19

Some clotting factors actually promote clot formation but others inhibit it.

Accepted Answer

A) True 
 B)False

Question 20

What is the average life span of an erythrocyte?

Accepted Answer

A)   6 months
B)   4 months
C)   2 years
D)   5 months
E)   3 monthsF) A) and D)
G) C) and D)

Exam 12: Blood

The hormone released from the kidneys that promotes the production of red blood cells is ________.

Correct AnswerverifiedShow Answer

Vitamin B12 is important for the production of red blood cells because it is utilized in the synthesis of intrinsic factor.

Correct AnswerverifiedShow Answer

Hematocrit is

Correct AnswerverifiedShow Answer

Mature red blood cells cannot divide,do not synthesize hemoglobin and cannot conduct aerobic respiration.

Correct AnswerverifiedShow Answer

What is the average life span of an erythrocyte?

Correct AnswerverifiedShow Answer

Blood tests revealed a low hematocrit level,which explained why Mr.Jenkins had been feeling so tired and listless.A deficiency of red blood cells reduces the oxygen carrying capacity of the blood,a condition called ________.

Correct AnswerverifiedShow Answer

Macrophages phagocytize old red blood cells and transport hemoglobin to the kidney for elimination.

Correct AnswerverifiedShow Answer

The most common blood type in the United States has which type(s) of antibodies in its plasma?

Correct AnswerverifiedShow Answer

Jaundice is caused by an accumulation of this substance,which is a product of erythrocyte breakdown.

Correct AnswerverifiedShow Answer

These cells make up 25% - 33% of all circulating WBCs and are closest in size to RBCs.

Correct AnswerverifiedShow Answer

Calcium is a clotting factor.

Correct AnswerverifiedShow Answer

The condition called cyanosis is caused by an increased blood concentration of

Correct AnswerverifiedShow Answer

Some clotting factors actually promote clot formation but others inhibit it.

Correct AnswerverifiedShow Answer

What term below specifically refers to a condition of having too many white blood cells?

Correct AnswerverifiedShow Answer

The flattened bioconcave disc shape of an erythrocyte __________.

Correct AnswerverifiedShow Answer

An abnormally low white blood cell count is called ________.

Correct AnswerverifiedShow Answer

The percentage of red blood cells in a sample of human blood is normally about

Correct AnswerverifiedShow Answer

What is biliverdin?

Correct AnswerverifiedShow Answer

________ is the term for stopping bleeding.

Correct AnswerverifiedShow Answer

A high red blood cell count can indicate a greater ability to carry oxygen.A normal count for men is about ________ and for women it is about ________.

Correct AnswerverifiedShow Answer

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A high red blood cell count can indicate a greater ability to carry oxygen.A normal count for men is about and for women it is about .

Correct Answer
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