Blood Study Questions

Question 0

What is normal hematocrit for females?

Answer 0

37-48%

Question 1

What is normal hematocrit for males?

Answer 1

42-54%

Question 2

What is the pH of blood?

Answer 2

7.35-7.45

slightly alkaline

Question 3

What is average blood volume for males?

Answer 3

5-6 liters

Question 4

What is average blood volume for females?

Answer 4

4-5 liters

Question 5

What percent of your body weight does blood make up?

Answer 5

8%

Question 6

How much is a unit of blood?

Answer 6

1/2 liter

Question 7

How long do erythrocytes live for?

Answer 7

~120 days

~4 months

Question 8

At what rate are erythrocytes produced?

Answer 8

2.5 million cells per second

Question 9

What is normal RBC count for males?

Answer 9

5.1-5.8 million per cubic mL

Question 10

What is normal RBC count for females?

Answer 10

4.3-5.2 million per cubic mL

Question 11

In which bones does erythropoiesis occur?

Answer 11

Humerus, femur, ribs, sternum, pelvis, and portions of the skull

Question 12

What is the technical name for platelets?

Answer 12

Thrombocytes

Question 13

Platelets are fragments of what cell?

Answer 13

Megakaryocytes

Question 14

What is normal platelet count?

Answer 14

130,000-360,000 per cubic mL

Question 15

What is normal leukocyte count?

Answer 15

5,000-10,000 per cubic mL

Question 16

What are the five major kinds of leukocytes?

Answer 16

Neutrophils, lymphocytes, monocytes, eosinophils, and basophils

Question 17

Which leukocytes are granulocytes?

Answer 17

Neutrophils, eosinophils, and basophils

Question 18

Which leukocytes are agranulocytes?

Answer 18

Lymphocytes and monocytes

Question 19

What is the function of eosinophils?

Answer 19

Increase in number in response to parasitic infection.

Granules stain red with eosin.

Question 20

What is the function of basophils?

Answer 20

Contain histamine.

Base-loving granules that stain blue with hematoxylin.

Question 21

What is the function of neutrophils?

Answer 21

Among the first to respond to inflammatory stimuli.

Phagocytize foreign material.

Question 22

What percentage of WBC count do neutrophils make up?

Answer 22

54-62%

Question 23

What is another name for neutrophils?

Answer 23

Polymorphonuclear cells (PMNs)

Question 24

What are the three major types of lymphocytes?

Answer 24

B cells, T cells, and NK cells

Question 25

What is the function of B cells?

Answer 25

Produce antibodies

Question 26

What are the three types of T cells?

Answer 26

Cytotoxic (CD8+), helper (CD4+), and suppressor (CD4+)

Question 27

What is the function of NK cells?

Answer 27

Destroy cells that lack normal receptors

Question 28

What is the function of monocytes?

Answer 28

Can differentiate into macrophages, which eat foreign material

Question 29

What percentage of blood volume does plasma compose?

Answer 29

~55%

Question 30

What is the difference between plasma and serum?

Answer 30

Serum is plasma that is lacking fibrinogens

Question 31

What percent of plasma do proteins comprise?

Answer 31

~8%

Question 32

What are the three protein components of plasma?

Answer 32

Albumins, globulins, and fibrinogens

Question 33

What is the most abundant protein component of plasma, and how much does it make up?

Answer 33

Albumins comprise ~60% of the protein component of plasma

Question 35

What are fibrinogens?

Answer 35

Large proteins that play a role in clotting

Question 36

What is the function of albumins?

Answer 36

Gives blood the viscosity needed to maintain blood volume and temperature

Question 37

Where is albumin produced?

Answer 37

The liver

Question 38

What are the three types of globulins?

Answer 38

α (alpha), β (beta), and γ (gamma)

Question 39

What is the function of α (alpha) globulins?

Answer 39

Assist in transporting lipids, including fat soluble vitamins (A, D, E, and K)

Question 40

Where are α (alpha) globulins produced?

Answer 40

Synthesized in the liver

Question 41

What is the function of β (beta) globulins?

Answer 41

Assist in transporting lipids, including fat soluble vitamins (A, D, E, and K)

Question 42

Where are β (beta) globulins produced?

Answer 42

Synthesized in the liver

Question 43

What is the function of γ (gamma) globulins?

Answer 43

They are antibodies

Question 44

Where are γ (gamma) globulins produced?

Answer 44

Produced by B cells

Question 45

What are the other components of blood?

Answer 45

Water, inorganic salts, carbohydrates, proteins, lipids, amino acids, hormones, vitamins

Question 46

Where are fibrinogens produced?

Answer 46

The liver