Question 1

Two important characteristics allow erythrocytes to function as gas carriers.These are:

Accepted Answer

A)  biconcavity and permanent shape. 
B)  permanent shape and reversible deformability. 
C)  reversible deformability and biconcavity. 
D)  biconcavity and the presence of hyperactive mitochondria. 
A)  biconcavity and permanent shape. 
B)  permanent shape and reversible deformability. 
C)  reversible deformability and biconcavity. 
D)  biconcavity and the presence of hyperactive mitochondria.

Question 2

Hemoglobin made from oxidized ferric iron (Fe111)is called _____ and is unstable and lacks the ability to bind oxygen.

Accepted Answer

A)  deoxyhemoglobin 
B)  oxyhemoglobin 
C)  methemoglobin 
D)  glycosylated hemoglobin 
A)  deoxyhemoglobin 
B)  oxyhemoglobin 
C)  methemoglobin 
D)  glycosylated hemoglobin

Question 3

Which blood cells are produced when stem cells are stimulated by granulocyte-macrophage colony-stimulating factor (GM-CSF),interleukin 3 (Il-3),and granulocyte colony-stimulating factor (G-CSF)?

Accepted Answer

A)  Neutrophils 
B)  Monocytes 
C)  Eosinophils 
D)  Erythrocytes 
A)  Neutrophils 
B)  Monocytes 
C)  Eosinophils 
D)  Erythrocytes

Question 4

What is a consequence of a splenectomy?

Accepted Answer

A)  There is an increased level of iron in the circulation. 
B)  Antibody production increases to improve immune function. 
C)  The number of defective cells in circulation increases. 
D)  The number of clotting factors increases. 
A)  There is an increased level of iron in the circulation. 
B)  Antibody production increases to improve immune function. 
C)  The number of defective cells in circulation increases. 
D)  The number of clotting factors increases.

Question 5

Which characteristic of albumin is false?

Accepted Answer

A)  Albumin retains sodium to maintain water balance. 
B)  Albumin provides colloid osmotic pressure. 
C)  Albumin is synthesized in the liver. 
D)  Albumin is a carrier for calcium and some drugs. 
A)  Albumin retains sodium to maintain water balance. 
B)  Albumin provides colloid osmotic pressure. 
C)  Albumin is synthesized in the liver. 
D)  Albumin is a carrier for calcium and some drugs.

Question 6

The _____ are granulocytes that contain granules of vasoactive amines,such as histamine,bradykinin,and serotonin.

Accepted Answer

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

Question 7

What are the characteristics of erythrocytes?

Accepted Answer

A)  Erythrocytes contain a nucleus,mitochondria,and ribosomes. 
B)  Erythrocytes synthesize proteins. 
C)  Erythrocytes can change shape to squeeze through microcirculation. 
D)  Erythrocyte proliferation is stimulated by erythrocyte colony-stimulating factor (E-CSF). 
A)  Erythrocytes contain a nucleus,mitochondria,and ribosomes. 
B)  Erythrocytes synthesize proteins. 
C)  Erythrocytes can change shape to squeeze through microcirculation. 
D)  Erythrocyte proliferation is stimulated by erythrocyte colony-stimulating factor (E-CSF).

Question 8

What is the life span of platelets?

Accepted Answer

A)  10 days 
B)  30 days 
C)  90 days 
D)  120 days 
A)  10 days 
B)  30 days 
C)  90 days 
D)  120 days

Question 9

How does the drug heparin act in hemostasis?

Accepted Answer

A)  Heparin inhibits thrombin and factor XA. 
B)  Heparin prevents the conversion of prothrombin to thrombin. 
C)  Heparin shortens the fibrin strands to retract the blood clot. 
D)  Heparin degrades the fibrin within blood clots. 
A)  Heparin inhibits thrombin and factor XA. 
B)  Heparin prevents the conversion of prothrombin to thrombin. 
C)  Heparin shortens the fibrin strands to retract the blood clot. 
D)  Heparin degrades the fibrin within blood clots.

Question 10

Match the macrophage to its location.
-Kidney

Accepted Answer

A) Kupffer's cells 
B) Alveolar macrophages 
C) Microglial cells 
D) Mesangial cells 
E) Langerhans cells 
A) Kupffer's cells 
B) Alveolar macrophages 
C) Microglial cells 
D) Mesangial cells 
E) Langerhans cells

Exam 25: Structure and Function of the Hematologic System

Two important characteristics allow erythrocytes to function as gas carriers.These are:

Hemoglobin made from oxidized ferric iron (Fe111)is called _____ and is unstable and lacks the ability to bind oxygen.

Which blood cells are produced when stem cells are stimulated by granulocyte-macrophage colony-stimulating factor (GM-CSF),interleukin 3 (Il-3),and granulocyte colony-stimulating factor (G-CSF)?

What is a consequence of a splenectomy?

Which characteristic of albumin is false?

The _____ are granulocytes that contain granules of vasoactive amines,such as histamine,bradykinin,and serotonin.

What are the characteristics of erythrocytes?

What is the life span of platelets?

How does the drug heparin act in hemostasis?

Match the macrophage to its location. -Kidney

Cellular Biology

Altered Cellular and Tissue Biology

The Cellular Environment

Genes and Genetic Diseases

Genes, Environment-Lifestyle, and Common Diseases

Innate Immunity Including Inflammation

Adaptive Immunity

Alterations in Immunity and Inflammation Including Hypersensitivies

Infection Including Hivaids

Stress and Disease

Biology of Cancer

Tumor Invasion and Metastasis

Cancer in Children

Structure and Function of the Neurologic System

Pain, Temperature Regulation, Sleep, and Sensory Function

Concepts of Neurologic Dysfunction

Disorders of Neurologic Function

Neurobiology of Schizophrenia, Mood Disorders, and Anxiety Disorders

Alterations of Neurologic Function in Children

Mechanisms of Hormonal Regulation

Alterations of Hormonal Regulation

Structure and Function of the Reproductive Systems

Alterations of the Reproductive Systems

Sexually Transmitted Infections

Alterations of Erythrocyte Function

Alterations in Hematologic Function in Children

Structure and Function of the Cardiovascular and Lymphatic Systems

Alterations of Cardiovascular Function

Alterations of Cardiovascular Function in Children

Structure and Function of the Pulmonary System

Alterations of Pulmonary Function

Structure and Function of the Renal and Urologic Systems

Alterations of Renal and Urinary Tract Function

Alterations of Renal and Urinary Tract Function in Children

Structure and Function of the Digestive System

Alterations of Digestive Function

Alterations of Digestive Function in Children

Structure and Function of the Musculoskeletal System

Alterations of Musculoskeletal Function

Alterations of Musculoskeletal Function in Children

Structure, Function, and Disorders of the Integument

Alterations of the Integument in Children

Shock, Multiple Organ Dysfunction Syndrome, and Burns in Adults

Shock, Multiple Organ Dysfunction Syndrome, and Burns in Children

Alterations of Leukocyte, Lymphoid, and Hemostatic Function

Alterations of Pulmonary Function in Children

Filters

Hemoglobin made from oxidized ferric iron (Fe¹¹¹)is called _____ and is unstable and lacks the ability to bind oxygen.