Question 1

The most numerous WBCs in a differential count of a healthy individual are

Accepted Answer

A) neutrophils. 
B) basophils. 
C) lymphocytes. 
D) monocytes. 
E) leukocytes. 
A) neutrophils. 
B) basophils. 
C) lymphocytes. 
D) monocytes. 
E) leukocytes.

Question 2

A person whose platelet count is 40,000/µl is suffering from

Accepted Answer

A) thrombocytosis. 
B) leukocytosis. 
C) hemocytosis. 
D) thrombocytopenia. 
E) leukopenia. 
A) thrombocytosis. 
B) leukocytosis. 
C) hemocytosis. 
D) thrombocytopenia. 
E) leukopenia.

Question 3

A patient has an infected puncture wound to her foot.Which type of white blood cell would you expect to be elevated in a differential white cell count?

Accepted Answer

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

Question 4

A person who has a low blood volume is said to be

Accepted Answer

A) hypovolemic. 
B) hypervolemic. 
C) normovolemic. 
D) isovolemic. 
E) antivolemic. 
A) hypovolemic. 
B) hypervolemic. 
C) normovolemic. 
D) isovolemic. 
E) antivolemic.

Question 5

The blood cells involved in specific immunity are the

Accepted Answer

A) neutrophils. 
B) monocytes. 
C) basophils. 
D) erythrocytes. 
E) lymphocytes. 
A) neutrophils. 
B) monocytes. 
C) basophils. 
D) erythrocytes. 
E) lymphocytes.

Question 6

Some rat poisons contain a toxin that blocks the liver's ability to utilize vitamin K.Animals that consume this poison would die of

Accepted Answer

A) anemia. 
B) acidosis. 
C) hemorrhage. 
D) thrombocytopenia. 
E) starvation. 
A) anemia. 
B) acidosis. 
C) hemorrhage. 
D) thrombocytopenia. 
E) starvation.

Question 7

Plasma proteins essential in body defense are the

Accepted Answer

A) albumins. 
B) fibrinogens. 
C) immunoglobulins. 
D) metalloproteins. 
E) lipoproteins. 
A) albumins. 
B) fibrinogens. 
C) immunoglobulins. 
D) metalloproteins. 
E) lipoproteins.

Question 8

Which organ secretes most of the plasma proteins?

Accepted Answer

A) pancreas 
B) heart 
C) kidney 
D) brain 
E) liver 
A) pancreas 
B) heart 
C) kidney 
D) brain 
E) liver

Question 9

Which of these descriptions best matches the term B lymphocytes?

Accepted Answer

A) adhere to collagen beneath endothelium 
B) helper cells are one type 
C) develop into plasma cells 
D) kill bacteria using hydrogen peroxide 
E) often elevated in allergic individuals 
A) adhere to collagen beneath endothelium 
B) helper cells are one type 
C) develop into plasma cells 
D) kill bacteria using hydrogen peroxide 
E) often elevated in allergic individuals

Question 10

A genetically engineered hormone that stimulates the production of neutrophils is

Accepted Answer

A) M-CSF. 
B) G-CSF (Neupogen). 
C) GM-CSF. 
D) multi-CSF. 
E) thymosin. 
A) M-CSF. 
B) G-CSF (Neupogen). 
C) GM-CSF. 
D) multi-CSF. 
E) thymosin.

Question 11

Most of the iron that is removed from degraded hemoglobin is

Accepted Answer

A) excreted by the kidneys. 
B) excreted by the liver. 
C) excreted by the intestines. 
D) recycled to the red bone marrow. 
E) stored in yellow bone marrow. 
A) excreted by the kidneys. 
B) excreted by the liver. 
C) excreted by the intestines. 
D) recycled to the red bone marrow. 
E) stored in yellow bone marrow.

Question 12

A bruise appears as a greenish spot in the skin because

Accepted Answer

A) hemoglobin has leaked from the blood into the injury and hemoglobin has a green color. 
B) the heme group in the hemoglobin has broken down into biliverdin. 
C) bilirubin from iron recycling has built-up in the bruise. 
D) red blood cells are green when they leave circulation. 
E) dead white blood cells accumulate at the site of injury. 
A) hemoglobin has leaked from the blood into the injury and hemoglobin has a green color. 
B) the heme group in the hemoglobin has broken down into biliverdin. 
C) bilirubin from iron recycling has built-up in the bruise. 
D) red blood cells are green when they leave circulation. 
E) dead white blood cells accumulate at the site of injury.

Question 13

Consider the following results from a blood lab test.Which value is most likely abnormal?

Accepted Answer

A) RBCs-5.2 million/µl 
B) platelets-280,000/µl 
C) leukocytes-8600/µl 
D) hemoglobin-10.7 g/100 ml 
E) hematocrit-44 percent 
A) RBCs-5.2 million/µl 
B) platelets-280,000/µl 
C) leukocytes-8600/µl 
D) hemoglobin-10.7 g/100 ml 
E) hematocrit-44 percent

Question 14

More than 95 percent of the protein in a red blood cell is

Accepted Answer

A) albumin. 
B) porphyrin. 
C) hemoglobin. 
D) immunoglobulin. 
E) fibrinogen. 
A) albumin. 
B) porphyrin. 
C) hemoglobin. 
D) immunoglobulin. 
E) fibrinogen.

Question 15

Non-specific immunity,such as phagocytosis,is a function of which blood cells?

Accepted Answer

A) basophils and eosinophils 
B) neutrophils,eosinophils,and monocytes 
C) lymphocytes and monocytes 
D) platelets 
E) lymphocytes 
A) basophils and eosinophils 
B) neutrophils,eosinophils,and monocytes 
C) lymphocytes and monocytes 
D) platelets 
E) lymphocytes

Question 16

Red blood cell production is regulated by the hormone

Accepted Answer

A) thymosin. 
B) angiotensin. 
C) erythropoietin. 
D) M-CSF. 
E) renin. 
A) thymosin. 
B) angiotensin. 
C) erythropoietin. 
D) M-CSF. 
E) renin.

Question 17

Each of the following is a characteristic of whole blood,except a

Accepted Answer

A) temperature of approximately 38 degrees Celsius. 
B) viscosity about the same as water. 
C) pH of 7.4. 
D) built-in system for clotting. 
E) red color from hemoglobin. 
A) temperature of approximately 38 degrees Celsius. 
B) viscosity about the same as water. 
C) pH of 7.4. 
D) built-in system for clotting. 
E) red color from hemoglobin.

Question 18

A cross-match test is performed between donor blood and recipient blood,even though the ABO and Rh blood types match between the two because

Accepted Answer

A) there are many more surface antigens on red blood cells other than A,B and Rh. 
B) all antibodies of the donor blood and the recipient blood must be identified. 
C) coagulation can occur even in a small percentage of cases. 
D) one has to make sure that the same agglutinogens have to be on both donor and recipients red blood cells. 
E) errors are commonly made by the clinical staff regarding donor-recipient matches. 
A) there are many more surface antigens on red blood cells other than A,B and Rh. 
B) all antibodies of the donor blood and the recipient blood must be identified. 
C) coagulation can occur even in a small percentage of cases. 
D) one has to make sure that the same agglutinogens have to be on both donor and recipients red blood cells. 
E) errors are commonly made by the clinical staff regarding donor-recipient matches.

Question 19

Plasma is closest in composition to

Accepted Answer

A) urine. 
B) isotonic saline solution. 
C) sterile water. 
D) CSF. 
E) interstitial fluid. 
A) urine. 
B) isotonic saline solution. 
C) sterile water. 
D) CSF. 
E) interstitial fluid.

Question 20

________ are large phagocytic white cells that spend most of their time outside the blood as fixed and free phagocytic cells.

Accepted Answer

A) Neutrophils 
B) Eosinophils 
C) Basophils 
D) Lymphocytes 
E) Monocytes 
A) Neutrophils 
B) Eosinophils 
C) Basophils 
D) Lymphocytes 
E) Monocytes

Exam 19: Blood

The most numerous WBCs in a differential count of a healthy individual are

A person whose platelet count is 40,000/µl is suffering from

A patient has an infected puncture wound to her foot.Which type of white blood cell would you expect to be elevated in a differential white cell count?

A person who has a low blood volume is said to be

The blood cells involved in specific immunity are the

Some rat poisons contain a toxin that blocks the liver's ability to utilize vitamin K.Animals that consume this poison would die of

Plasma proteins essential in body defense are the

Which organ secretes most of the plasma proteins?

Which of these descriptions best matches the term B lymphocytes?

A genetically engineered hormone that stimulates the production of neutrophils is

Most of the iron that is removed from degraded hemoglobin is

A bruise appears as a greenish spot in the skin because

Consider the following results from a blood lab test.Which value is most likely abnormal?

More than 95 percent of the protein in a red blood cell is

Non-specific immunity,such as phagocytosis,is a function of which blood cells?

Red blood cell production is regulated by the hormone

Each of the following is a characteristic of whole blood,except a

A cross-match test is performed between donor blood and recipient blood,even though the ABO and Rh blood types match between the two because

Plasma is closest in composition to

________ are large phagocytic white cells that spend most of their time outside the blood as fixed and free phagocytic cells.

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Autonomic Nervous System and Higher-Order Functions

The Special Senses

The Endocrine System

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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