Question 1

Sites of hemopoiesis in the adult include all of the following EXCEPT:

Accepted Answer

A)  liver. 
B)  sternum. 
C)  head of humerus. 
D)  head of femur. 
A)  liver. 
B)  sternum. 
C)  head of humerus. 
D)  head of femur.

Question 2

Neutrophils, basophils and eosinophils typically have nuclei with two or more lobes, and therefore are also called polymorphonuclear leukocytes.

Accepted Answer

A) True 
 B)False

Question 3

Most erythropoietin of the newborn is produced in the liver.

Accepted Answer

A) True 
 B)False

Question 4

What percentage of a centrifuged sample of whole blood is occupied by plasma?

Accepted Answer

The answer of What percentage of a centrifuged sample of...

Question 5

Your patient has chronically low B lymphocyte and T lymphocyte levels but sufficient erythrocyte and platelet levels. Which cell is most likely developing incorrectly?

Accepted Answer

A)  Lymphoid stem cell 
B)  Myeloid stem cell 
C)  T lymphoblast cells 
D)  Pluripotent stem cell 
A)  Lymphoid stem cell 
B)  Myeloid stem cell 
C)  T lymphoblast cells 
D)  Pluripotent stem cell

Question 6

Whereas the numbers of red blood cells and platelets normally remain steady, the numbers of white blood cells vary in response to immune challenges.

Accepted Answer

A) True 
 B)False

Question 7

The white blood cells that typically increase in number in response to allergic conditions or parasitic infections are the _____.

Accepted Answer

A)  neutrophils 
B)  eosinophils 
C)  basophils 
D)  monocytes 
A)  neutrophils 
B)  eosinophils 
C)  basophils 
D)  monocytes

Question 8

Which cell type is involved in the condition known as Leukemia?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  All of the choices are correct. 
A)  A 
B)  B 
C)  C 
D)  All of the choices are correct.

Question 9

Blood is heavier, thicker, and less viscous than water.

Accepted Answer

A) True 
 B)False

Question 10

Stem cells, lymphocytes and progenitor cells are similar in appearance and cannot be distinguished from one another microscopically.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following statements about factors involved in the formation of blood cells is FALSE?

Accepted Answer

A)  Cytokines called colony-stimulating factors and interleukins regulate the formation and activities of cells involved in nonspecific defense and immunity. 
B)  Thrombopoietin produced in the kidney regulates the clotting activities of platelets. 
C)  Erythropoietin and thrombopoietin may be referred to as both hormones and hemopoietic growth factors. 
D)  All of these choices are TRUE. 
A)  Cytokines called colony-stimulating factors and interleukins regulate the formation and activities of cells involved in nonspecific defense and immunity. 
B)  Thrombopoietin produced in the kidney regulates the clotting activities of platelets. 
C)  Erythropoietin and thrombopoietin may be referred to as both hormones and hemopoietic growth factors. 
D)  All of these choices are TRUE.

Question 12

If the total volume of blood in a test tube was 10 mL and the volume of red blood cells was 3 mL, the hematocrit value is 3%.

Accepted Answer

A) True 
 B)False

Question 13

Red blood cells and white blood cells are directly involved in which two functions of blood?

Accepted Answer

A)  Protection and regulation 
B)  Regulation and transportation 
C)  Transportation and protection 
A)  Protection and regulation 
B)  Regulation and transportation 
C)  Transportation and protection

Question 14

Which of these terms do not below with the others?

Accepted Answer

A)  eosinophil 
B)  basophil 
C)  monocyte 
D)  neutrophil 
A)  eosinophil 
B)  basophil 
C)  monocyte 
D)  neutrophil

Question 15

Which of the following is NOT a physical characteristic of blood?

Accepted Answer

A)  pH range of 7.25 to 7.55 
B)  temperature of 38ºC (100.4 ºF) 
C)  average volume of 5-6 liters (1.5gal) in a male 
D)  about 8% of body weight 
A)  pH range of 7.25 to 7.55 
B)  temperature of 38ºC (100.4 ºF) 
C)  average volume of 5-6 liters (1.5gal) in a male 
D)  about 8% of body weight

Question 16

Describe the three chemicals that neutrophils contain and how these chemicals assist in defense against infection.

Accepted Answer

Neutrophils are active in phagocytosis,

Question 17

Which of the following can occur as a result of fetal-maternal Rh incompatability in the fetal blood?

Accepted Answer

A)  agglutination 
B)  hemolysis 
C)  hemolytic disease (HDN) 
D)  All of choices are correct 
A)  agglutination 
B)  hemolysis 
C)  hemolytic disease (HDN) 
D)  All of choices are correct

Question 18

The life span of a red blood cell is approximately:

Accepted Answer

A)  30 days (one month) 
B)  60 days (two months) 
C)  90 days (three months) 
D)  120 days (four months) 
A)  30 days (one month) 
B)  60 days (two months) 
C)  90 days (three months) 
D)  120 days (four months)

Question 19

Discuss the most significant danger experienced by athletes who engage in the illegal practice of blood doping.

Accepted Answer

This practice of increasing the number o

Question 20

What percentage of a centrifuged sample of whole blood is occupied by red blood cells?

Accepted Answer

45%
Questi

Exam 12: The Cardiovascular System: Blood

Sites of hemopoiesis in the adult include all of the following EXCEPT:

Neutrophils, basophils and eosinophils typically have nuclei with two or more lobes, and therefore are also called polymorphonuclear leukocytes.

Most erythropoietin of the newborn is produced in the liver.

What percentage of a centrifuged sample of whole blood is occupied by plasma?

Your patient has chronically low B lymphocyte and T lymphocyte levels but sufficient erythrocyte and platelet levels. Which cell is most likely developing incorrectly?

Whereas the numbers of red blood cells and platelets normally remain steady, the numbers of white blood cells vary in response to immune challenges.

The white blood cells that typically increase in number in response to allergic conditions or parasitic infections are the _____.

Which cell type is involved in the condition known as Leukemia?

Blood is heavier, thicker, and less viscous than water.

Stem cells, lymphocytes and progenitor cells are similar in appearance and cannot be distinguished from one another microscopically.

Which of the following statements about factors involved in the formation of blood cells is FALSE?

If the total volume of blood in a test tube was 10 mL and the volume of red blood cells was 3 mL, the hematocrit value is 3%.

Red blood cells and white blood cells are directly involved in which two functions of blood?

Which of these terms do not below with the others?

Which of the following is NOT a physical characteristic of blood?

Describe the three chemicals that neutrophils contain and how these chemicals assist in defense against infection.

Which of the following can occur as a result of fetal-maternal Rh incompatability in the fetal blood?

The life span of a red blood cell is approximately:

Discuss the most significant danger experienced by athletes who engage in the illegal practice of blood doping.

What percentage of a centrifuged sample of whole blood is occupied by red blood cells?

An Introduction to the Human Body

Cells

Tissues

Development

The Integumentary System

Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscular Tissue

The Muscular System

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic Lymphoid System and Immunity

Nervous Tissue

The Spinal Cord and the Spinal Nerves

The Brain and the Cranial Nerves

The Autonomic Nervous System

Somatic Senses and Motor Control

Special Senses

The Endocrine System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems

Surface Anatomy

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