Question 1

Which of the following would you expect to see in increased numbers in a peripheral blood sample after donating a unit of blood?

Accepted Answer

A)  fibrocytes 
B)  platelets 
C)  reticulocytes 
D)  lymphocytes 
E)  neutrophils 
A)  fibrocytes 
B)  platelets 
C)  reticulocytes 
D)  lymphocytes 
E)  neutrophils

Question 2

The primary reason males have a higher hematocrit than females is because

Accepted Answer

A)  males have more skeletal muscle. 
B)  males have larger livers. 
C)  males have longer blood vessels. 
D)  males have fewer white blood cells. 
E)  males have androgens. 
A)  males have more skeletal muscle. 
B)  males have larger livers. 
C)  males have longer blood vessels. 
D)  males have fewer white blood cells. 
E)  males have androgens.

Question 3

Which of the following statements about blood is false?

Accepted Answer

A)  Blood contains buffers that control pH. 
B)  The normal pH of blood is 6.8 to 7.0. 
C)  Blood is more viscous than water. 
D)  Blood is about 55 percent plasma. 
E)  Cells in blood comprise the formed elements. 
A)  Blood contains buffers that control pH. 
B)  The normal pH of blood is 6.8 to 7.0. 
C)  Blood is more viscous than water. 
D)  Blood is about 55 percent plasma. 
E)  Cells in blood comprise the formed elements.

Question 4

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 5

Most of the protein factors that are required for clotting are synthesized by

Accepted Answer

A)  platelets. 
B)  megakaryocytes. 
C)  the liver. 
D)  the kidneys. 
E)  the spleen. 
A)  platelets. 
B)  megakaryocytes. 
C)  the liver. 
D)  the kidneys. 
E)  the spleen.

Question 6

The most common blood type is

Accepted Answer

A)  type A. 
B)  type B. 
C)  type AB. 
D)  type O. 
E)  type AO. 
A)  type A. 
B)  type B. 
C)  type AB. 
D)  type O. 
E)  type AO.

Question 7

Jane has been taking the antibiotic chloramphenicol for a few weeks as treatment for a serious bacterialinfection. There is a possibility that a future side effect of long-term antibiotic therapy could cause her to develop problems in blood cell counts. The result is

Accepted Answer

A)  autoimmune disease. 
B)  aplastic anemia. 
C)  drug resistance. 
D)  thrombocytopenia. 
E)  erythroblastosis. 
A)  autoimmune disease. 
B)  aplastic anemia. 
C)  drug resistance. 
D)  thrombocytopenia. 
E)  erythroblastosis.

Question 8

White blood cells that release histamine at the site of an injury are

Accepted Answer

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

Question 9

People who suffer from hemophilia A fail to produce a functional Factor VIII; as a result,

Accepted Answer

A)  they lack a functional intrinsic pathway. 
B)  they lack a functional extrinsic pathway. 
C)  they lack a functional common pathway. 
D)  their coagulation times are much longer than normal. 
E)  their coagulation times are too quick. 
A)  they lack a functional intrinsic pathway. 
B)  they lack a functional extrinsic pathway. 
C)  they lack a functional common pathway. 
D)  their coagulation times are much longer than normal. 
E)  their coagulation times are too quick.

Question 10

Which of the following is not true of neutrophils?

Accepted Answer

A)  less abundant than lymphocytes 
B)  can make hydrogen peroxide 
C)  can exit capillaries 
D)  can destroy bacteria 
E)  attracted to complement-coated bacteria 
A)  less abundant than lymphocytes 
B)  can make hydrogen peroxide 
C)  can exit capillaries 
D)  can destroy bacteria 
E)  attracted to complement-coated bacteria

Question 11

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 and produce antibodies in response to antigens 
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 and produce antibodies in response to antigens 
D)  kill bacteria using hydrogen peroxide 
E)  often elevated in allergic individuals

Question 12

Which of the following is not true of monocytes?

Accepted Answer

A)  about same size as basophils 
B)  enter tissues and wander 
C)  become macrophages 
D)  are long-lived 
E)  can phagocytize bacteria 
A)  about same size as basophils 
B)  enter tissues and wander 
C)  become macrophages 
D)  are long-lived 
E)  can phagocytize bacteria

Question 13

Erythropoietin is a hormone

Accepted Answer

A)  released by the liver to stimulate red blood cell production. 
B)  released by the liver to stimulate white blood cell production. 
C)  released by the kidneys to stimulate red blood cell production. 
D)  released by the kidneys to stimulate red and white blood cell production. 
E)  released by the bone marrow to stimulate red blood cell production. 
A)  released by the liver to stimulate red blood cell production. 
B)  released by the liver to stimulate white blood cell production. 
C)  released by the kidneys to stimulate red blood cell production. 
D)  released by the kidneys to stimulate red and white blood cell production. 
E)  released by the bone marrow to stimulate red blood cell production.

Question 14

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 15

The enzyme that can digest fibrin and dissolve a clot is

Accepted Answer

A)  thrombin. 
B)  plasmin. 
C)  heparin. 
D)  fibrinase. 
E)  phosphokinase. 
A)  thrombin. 
B)  plasmin. 
C)  heparin. 
D)  fibrinase. 
E)  phosphokinase.

Question 16

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 17

Approximately 45 percent of blood volume is composed of the

Accepted Answer

A)  clotting factors. 
B)  formed elements. 
C)  leukocytes. 
D)  plasma. 
E)  antibodies. 
A)  clotting factors. 
B)  formed elements. 
C)  leukocytes. 
D)  plasma. 
E)  antibodies.

Question 18

Eileen is a strict vegan and therefore eats no animal products. She develops an anemia that her doctor thinks is caused by a nutritional deficiency. Which of the following is the likeliest candidate?

Accepted Answer

A)  aplastic anemia 
B)  iron-deficiency anemia 
C)  sickle cell anemia 
D)  vitamin K deficiency 
E)  vitamin B6 deficiency 
A)  aplastic anemia 
B)  iron-deficiency anemia 
C)  sickle cell anemia 
D)  vitamin K deficiency 
E)  vitamin B6 deficiency

Question 19

Thyroid-binding globulin is an example of which kind of plasma protein?

Accepted Answer

A)  metalloprotein 
B)  steroid-binding 
C)  hormone-binding 
D)  apolipoprotein 
E)  transport albumin 
A)  metalloprotein 
B)  steroid-binding 
C)  hormone-binding 
D)  apolipoprotein 
E)  transport albumin

Question 20

The developmental stage at which erythrocytes enter the circulation is as

Accepted Answer

A)  hemocytoblasts. 
B)  reticulocytes. 
C)  band forms. 
D)  myeloid cells. 
E)  proerythrocytes. 
A)  hemocytoblasts. 
B)  reticulocytes. 
C)  band forms. 
D)  myeloid cells. 
E)  proerythrocytes.

Exam 19: Blood

Which of the following would you expect to see in increased numbers in a peripheral blood sample after donating a unit of blood?

The primary reason males have a higher hematocrit than females is because

Which of the following statements about blood is false?

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

Most of the protein factors that are required for clotting are synthesized by

The most common blood type is

Jane has been taking the antibiotic chloramphenicol for a few weeks as treatment for a serious bacterialinfection. There is a possibility that a future side effect of long-term antibiotic therapy could cause her to develop problems in blood cell counts. The result is

White blood cells that release histamine at the site of an injury are

People who suffer from hemophilia A fail to produce a functional Factor VIII; as a result,

Which of the following is not true of neutrophils?

Which of these descriptions best matches the term B lymphocytes?

Which of the following is not true of monocytes?

Erythropoietin is a hormone

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

The enzyme that can digest fibrin and dissolve a clot is

Plasma proteins essential in body defense are the

Approximately 45 percent of blood volume is composed of the

Eileen is a strict vegan and therefore eats no animal products. She develops an anemia that her doctor thinks is caused by a nutritional deficiency. Which of the following is the likeliest candidate?

Thyroid-binding globulin is an example of which kind of plasma protein?

The developmental stage at which erythrocytes enter the circulation is as

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Nervous 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, Nutrition, and Energetics

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters