Question 1

____ are the most abundant type of cellular element in the blood.

Accepted Answer

A) Erythrocytes 
B) Neutrophils 
C) Leukocytes 
D) Lymphocytes 
E) Platelets 
A) Erythrocytes 
B) Neutrophils 
C) Leukocytes 
D) Lymphocytes 
E) Platelets

Question 2

Four heme molecules could hold a maximum of 16 oxygen molecules.

Accepted Answer

A) True 
 B)False

Question 3

The first indication of a high degree of erythropoiesis is when reticulocytes make up more than ____ percent of the circulating red blood cells.

Accepted Answer

A) 0.3 
B) 0.5 
C) 1.0 
D) 1.5 
E) 1.9 
A) 0.3 
B) 0.5 
C) 1.0 
D) 1.5 
E) 1.9

Question 4

Match each hemostasis step with the correct characteristic.
a.Converts fibrinogen to fibrin
b.When platelets come into contact with this substance in an injured vessel wall, it causes them to adhere and aggregate
c.When activated, this substance digests the fibrin threads, causing dissolution of the clot
d.Substance released by the platelet plug that causes more platelets to aggregate
e.First step in hemostasis
f.Forms the meshwork of the clot
g.Plasma protein activated by factor X
h.Second step in hemostasis
i.Released from injured tissues; activates extrinsic clotting pathway
j.Third step in hemostasis
-Prothrombin

Accepted Answer

The answer of Match each hemostasis step with the correct...

Question 5

Clots are slowly dissolved by

Accepted Answer

A) tissue thromboplastin 
B) prostacyclin 
C) plasmin 
D) calcium 
E) plasminogen 
A) tissue thromboplastin 
B) prostacyclin 
C) plasmin 
D) calcium 
E) plasminogen

Question 6

Match each statement with the appropriate disorder.
a.aplastic anemia
b.pernicious anemia
c.hemolytic anemia
d.hemorrhagic anemia
e.polycythemia
f.leukemia
g.neutrophilia
h.sickle-cell anemia
-Lack of red blood cell production due to poisoning of the bone marrow

Accepted Answer

The answer of Match each statement with the appropriate disorder.
a.aplastic...

Question 7

Which of these conditions would increase the rate of erythropoiesis?

Accepted Answer

A) Low oxygen environments, such as at high altitudes 
B) Increased physical activity 
C) Loss of blood 
D) Increased hormone secretion from kidneys 
E) All of the above 
A) Low oxygen environments, such as at high altitudes 
B) Increased physical activity 
C) Loss of blood 
D) Increased hormone secretion from kidneys 
E) All of the above

Question 8

Erythrocytes

Accepted Answer

A) do not contain DNA 
B) produce ATP via glycolysis 
C) do not use the O₂ they transport 
D) do not have mitochondria 
E) have all of the above characteristics 
A) do not contain DNA 
B) produce ATP via glycolysis 
C) do not use the O₂ they transport 
D) do not have mitochondria 
E) have all of the above characteristics

Question 9

Which number identifies the cell responsible for secreting gamma globulins?

Accepted Answer

The answer of Which number identifies the cell responsible for...

Question 10

Undifferentiated stem cells in the bone marrow that divide continuously and differentiate to give rise to each of the types of blood cells are said to be ____________________.

Accepted Answer

The answer of Undifferentiated stem cells in the bone marrow...

Question 11

Erythropoietin is related to ________ in the same way that _________ is related to thrombocytes.

Accepted Answer

erythrocyt

Question 12

Which chemical is not involved in fibrinolysis?

Accepted Answer

A) plasmin 
B) plasminogen 
C) tissue plasminogen activator 
D) thrombin 
E) Hageman factor 
A) plasmin 
B) plasminogen 
C) tissue plasminogen activator 
D) thrombin 
E) Hageman factor

Question 13

Pernicious anemia develops from a deficiency of

Accepted Answer

A) ATP 
B) carbonic anhydrase 
C) cobalt 
D) erythropoietin 
E) intrinsic factor 
A) ATP 
B) carbonic anhydrase 
C) cobalt 
D) erythropoietin 
E) intrinsic factor

Question 14

Aplastic anemia is due to intrinsic factor deficiency.

Accepted Answer

A) True 
 B)False

Question 15

Describe the pathway through which pluripotent stem cells become differentiated into each type of cellular component in the blood.Be as specific as possible.

Accepted Answer

Pluripotent cells differentiate into mye

Question 16

The amount of blood in the human body is about ____ liters.

Accepted Answer

A) 2 
B) 5 
C) 10 
D) 12 
E) 15 
A) 2 
B) 5 
C) 10 
D) 12 
E) 15

Question 17

Match each hemostasis step with the correct characteristic.
a.Converts fibrinogen to fibrin
b.When platelets come into contact with this substance in an injured vessel wall, it causes them to adhere and aggregate
c.When activated, this substance digests the fibrin threads, causing dissolution of the clot
d.Substance released by the platelet plug that causes more platelets to aggregate
e.First step in hemostasis
f.Forms the meshwork of the clot
g.Plasma protein activated by factor X
h.Second step in hemostasis
i.Released from injured tissues; activates extrinsic clotting pathway
j.Third step in hemostasis
-Thromboxane A₂

Accepted Answer

The answer of Match each hemostasis step with the correct...

Question 18

The intrinsic clotting pathway stops blood in an injured vessel, whereas the extrinsic pathway clots blood that has escaped into the tissues.

Accepted Answer

A) True 
 B)False

Question 19

In one form of anemia, the hematocrit is lower than normal but the amount of hemoglobin inside erythrocytes is much higher.

Accepted Answer

A) True 
 B)False

Question 20

Platelet aggregation is reinforced by what signal?

Accepted Answer

A) ADP 
B) fibrinogen 
C) thromboxane 
D) prostacyclin 
E) thrombopoietin 
A) ADP 
B) fibrinogen 
C) thromboxane 
D) prostacyclin 
E) thrombopoietin

____ are the most abundant type of cellular element in the blood.

Four heme molecules could hold a maximum of 16 oxygen molecules.

The first indication of a high degree of erythropoiesis is when reticulocytes make up more than ____ percent of the circulating red blood cells.

Clots are slowly dissolved by

Match each statement with the appropriate disorder. a.aplastic anemia b.pernicious anemia c.hemolytic anemia d.hemorrhagic anemia e.polycythemia f.leukemia g.neutrophilia h.sickle-cell anemia -Lack of red blood cell production due to poisoning of the bone marrow

Which of these conditions would increase the rate of erythropoiesis?

Erythrocytes

Which number identifies the cell responsible for secreting gamma globulins?

Undifferentiated stem cells in the bone marrow that divide continuously and differentiate to give rise to each of the types of blood cells are said to be ____________________.

Erythropoietin is related to in the same way that _ is related to thrombocytes.

Which chemical is not involved in fibrinolysis?

Pernicious anemia develops from a deficiency of

Aplastic anemia is due to intrinsic factor deficiency.

Describe the pathway through which pluripotent stem cells become differentiated into each type of cellular component in the blood.Be as specific as possible.

The amount of blood in the human body is about ____ liters.

The intrinsic clotting pathway stops blood in an injured vessel, whereas the extrinsic pathway clots blood that has escaped into the tissues.

In one form of anemia, the hematocrit is lower than normal but the amount of hemoglobin inside erythrocytes is much higher.

Platelet aggregation is reinforced by what signal?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 11: The Blood

____ are the most abundant type of cellular element in the blood.

Four heme molecules could hold a maximum of 16 oxygen molecules.

The first indication of a high degree of erythropoiesis is when reticulocytes make up more than ____ percent of the circulating red blood cells.

Clots are slowly dissolved by

Match each statement with the appropriate disorder. a.aplastic anemia b.pernicious anemia c.hemolytic anemia d.hemorrhagic anemia e.polycythemia f.leukemia g.neutrophilia h.sickle-cell anemia -Lack of red blood cell production due to poisoning of the bone marrow

Which of these conditions would increase the rate of erythropoiesis?

Erythrocytes

Which number identifies the cell responsible for secreting gamma globulins?

Undifferentiated stem cells in the bone marrow that divide continuously and differentiate to give rise to each of the types of blood cells are said to be ____________________.

Erythropoietin is related to ________ in the same way that _________ is related to thrombocytes.

Which chemical is not involved in fibrinolysis?

Pernicious anemia develops from a deficiency of

Aplastic anemia is due to intrinsic factor deficiency.

Describe the pathway through which pluripotent stem cells become differentiated into each type of cellular component in the blood.Be as specific as possible.

The amount of blood in the human body is about ____ liters.

The intrinsic clotting pathway stops blood in an injured vessel, whereas the extrinsic pathway clots blood that has escaped into the tissues.

In one form of anemia, the hematocrit is lower than normal but the amount of hemoglobin inside erythrocytes is much higher.

Platelet aggregation is reinforced by what signal?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Erythropoietin is related to in the same way that _ is related to thrombocytes.