Question 1

Which condition results from inadequate amounts of platelets

Accepted Answer

A) haemophilia 
B) sickle cell anaemia 
C) thrombocytopenia 
D) Hageman disorder 
A) haemophilia 
B) sickle cell anaemia 
C) thrombocytopenia 
D) Hageman disorder

Question 2

What is the chemical signal released by healthy endothelial tissue in order to prevent overgrowth of platelet plugs

Accepted Answer

A) ATP 
B) fibrinogen 
C) prostacyclin 
D) thromboxane 
A) ATP 
B) fibrinogen 
C) prostacyclin 
D) thromboxane

Question 3

Why is it important that the biconcavity of the erythrocyte increases the overall surface area

Accepted Answer

A) It prevents osmolarity changes. 
B) It increases the rate of gas exchange across the membrane. 
C) It provides an additional area for endocytosis. 
D) It encourages cellular respiration. 
A) It prevents osmolarity changes. 
B) It increases the rate of gas exchange across the membrane. 
C) It provides an additional area for endocytosis. 
D) It encourages cellular respiration.

Question 4

Match the haemostasis steps, labelled a. through j., with their correct characteristic(s). (Options may be used more than once or not at all.)
-thromboplastin

Accepted Answer

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 haemostasis
F)forms the meshwork of the clot
G)a plasma protein activated by factor X
H)second step in haemostasis
I)released from injured tissues; activates extrinsic clotting pathway
J)third step in haemostasis 
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 haemostasis
F)forms the meshwork of the clot
G)a plasma protein activated by factor X
H)second step in haemostasis
I)released from injured tissues; activates extrinsic clotting pathway
J)third step in haemostasis

Question 5

Match the blood cell formation terms labelled a. through e. with their correct characteristic. (Options may be used more than once or not at all.)
-levels increase with lower oxygen availability

Accepted Answer

A) thrombopoietin 
B) erythropoietin 
C) colony-stimulating factor 
D) myeloid stem cell 
E) pluripotent stem cell 
A) thrombopoietin 
B) erythropoietin 
C) colony-stimulating factor 
D) myeloid stem cell 
E) pluripotent stem cell

Question 6

Which of these statements refers to lymphocytes

Accepted Answer

A) They are polymorphonuclear granulocytes found in lymph nodes. 
B) They are the most abundant type of leukocyte. 
C) They can be produced in lymphoid organs as well as in the bone marrow. 
D) They phagocytize lymph nodes. 
A) They are polymorphonuclear granulocytes found in lymph nodes. 
B) They are the most abundant type of leukocyte. 
C) They can be produced in lymphoid organs as well as in the bone marrow. 
D) They phagocytize lymph nodes.

Question 7

Which of the following condition(s) would NOT result in increased rates of erythropoiesis

Accepted Answer

A) high altitudes 
B) increased physical activity 
C) loss of blood 
D) greater blood flow to the kidney 
A) high altitudes 
B) increased physical activity 
C) loss of blood 
D) greater blood flow to the kidney

Question 8

Which of these statements does NOT describe iron

Accepted Answer

A) It is found in the heme portion of the haemoglobin molecule. 
B) It is converted into bilirubin upon erythrocyte degradation. 
C) It readily combines reversibly with O₂. 
D) Diets deficient in it can lead to anaemia. 
A) It is found in the heme portion of the haemoglobin molecule. 
B) It is converted into bilirubin upon erythrocyte degradation. 
C) It readily combines reversibly with O₂. 
D) Diets deficient in it can lead to anaemia.

Question 9

If the haematocrit is 40, then which of the following volumes is represented correctly

Accepted Answer

A) Red blood cells comprise 60 percent of the total blood volume. 
B) White blood cells comprise 40 percent of the total blood volume. 
C) Red blood cells comprise 40 percent of the total blood volume. 
D) Plasma and cellular elements other than red blood cells comprise 40 percent of the total blood volume. 
A) Red blood cells comprise 60 percent of the total blood volume. 
B) White blood cells comprise 40 percent of the total blood volume. 
C) Red blood cells comprise 40 percent of the total blood volume. 
D) Plasma and cellular elements other than red blood cells comprise 40 percent of the total blood volume.

Question 10

Match the haemostasis steps, labelled a. through j., with their correct characteristic(s). (Options may be used more than once or not at all.)
-plasminogen

Accepted Answer

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 haemostasis
F)forms the meshwork of the clot
G)a plasma protein activated by factor X
H)second step in haemostasis
I)released from injured tissues; activates extrinsic clotting pathway
J)third step in haemostasis 
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 haemostasis
F)forms the meshwork of the clot
G)a plasma protein activated by factor X
H)second step in haemostasis
I)released from injured tissues; activates extrinsic clotting pathway
J)third step in haemostasis

Question 11

Plasma proteins are not normally used as metabolic fuels.

Accepted Answer

A) True 
 B)False

Question 12

Basophils are the least numerous of the leukocytes per cubic millimetre.

Accepted Answer

A) True 
 B)False

Question 13

Polycythaemia often occurs in those who live at high altitudes.

Accepted Answer

A) True 
 B)False

Question 14

Match these blood disorders labelled a. through h. with their characteristics. (Options may be used more than once or not at all.)
-associated with acute loss of blood

Accepted Answer

A) aplastic anaemia 
B) pernicious anaemia 
C) haemolytic anaemia 
D) haemorrhagic anaemia 
E) polycythaemia
F)leukaemia
G)neutrophilia
H)sickle cell anaemia 
A) aplastic anaemia 
B) pernicious anaemia 
C) haemolytic anaemia 
D) haemorrhagic anaemia 
E) polycythaemia
F)leukaemia
G)neutrophilia
H)sickle cell anaemia

Question 15

Which of the following does NOT apply to plasma proteins

Accepted Answer

A) They are responsible for blood colloid osmotic pressure. 
B) They provide a source of readily available amino acids to be utilized by the tissue cells for the synthesis of new tissue proteins. 
C) Some play a role in the body's defence mechanism. 
D) They play a role in buffering changes in pH in the body fluids. 
A) They are responsible for blood colloid osmotic pressure. 
B) They provide a source of readily available amino acids to be utilized by the tissue cells for the synthesis of new tissue proteins. 
C) Some play a role in the body's defence mechanism. 
D) They play a role in buffering changes in pH in the body fluids.

Question 16

Which are the most common leukocytes normally found in the blood

Accepted Answer

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

Question 17

Which of these statements refers to neutrophils

Accepted Answer

A) They are the most abundant type of white blood cell. 
B) They attach to parasitic worms and secrete substances that kill them. 
C) They are stimulated to replicate and be released from the lymphoid organs. 
D) They are produced in response to erythropoietin. 
A) They are the most abundant type of white blood cell. 
B) They attach to parasitic worms and secrete substances that kill them. 
C) They are stimulated to replicate and be released from the lymphoid organs. 
D) They are produced in response to erythropoietin.

Question 18

Pernicious anaemia occurs when the bone marrow is destroyed by drugs or radiation.

Accepted Answer

A) True 
 B)False

Question 19

Undifferentiated ____________________ reside in the bone marrow, where they continuously divide and differentiate to give rise to each of the types of blood cells.

Accepted Answer

pluripoten

Question 20

Leukocytes lack haemoglobin.

Accepted Answer

A) True 
 B)False

Which condition results from inadequate amounts of platelets

What is the chemical signal released by healthy endothelial tissue in order to prevent overgrowth of platelet plugs

Why is it important that the biconcavity of the erythrocyte increases the overall surface area

Match the haemostasis steps, labelled a. through j., with their correct characteristic(s). (Options may be used more than once or not at all.) -thromboplastin

Match the blood cell formation terms labelled a. through e. with their correct characteristic. (Options may be used more than once or not at all.) -levels increase with lower oxygen availability

Which of these statements refers to lymphocytes

Which of the following condition(s) would NOT result in increased rates of erythropoiesis

Which of these statements does NOT describe iron

If the haematocrit is 40, then which of the following volumes is represented correctly

Match the haemostasis steps, labelled a. through j., with their correct characteristic(s). (Options may be used more than once or not at all.) -plasminogen

Plasma proteins are not normally used as metabolic fuels.

Basophils are the least numerous of the leukocytes per cubic millimetre.

Polycythaemia often occurs in those who live at high altitudes.

Match these blood disorders labelled a. through h. with their characteristics. (Options may be used more than once or not at all.) -associated with acute loss of blood

Which of the following does NOT apply to plasma proteins

Which are the most common leukocytes normally found in the blood

Which of these statements refers to neutrophils

Pernicious anaemia occurs when the bone marrow is destroyed by drugs or radiation.

Undifferentiated ____________________ reside in the bone marrow, where they continuously divide and differentiate to give rise to each of the types of blood cells.

Leukocytes lack haemoglobin.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

Body Defences

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

The Reproductive System

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Exam 10: The Blood

Which condition results from inadequate amounts of platelets

What is the chemical signal released by healthy endothelial tissue in order to prevent overgrowth of platelet plugs

Why is it important that the biconcavity of the erythrocyte increases the overall surface area

Match the haemostasis steps, labelled a. through j., with their correct characteristic(s). (Options may be used more than once or not at all.) -thromboplastin

Match the blood cell formation terms labelled a. through e. with their correct characteristic. (Options may be used more than once or not at all.) -levels increase with lower oxygen availability

Which of these statements refers to lymphocytes

Which of the following condition(s) would NOT result in increased rates of erythropoiesis

Which of these statements does NOT describe iron

If the haematocrit is 40, then which of the following volumes is represented correctly

Match the haemostasis steps, labelled a. through j., with their correct characteristic(s). (Options may be used more than once or not at all.) -plasminogen

Plasma proteins are not normally used as metabolic fuels.

Basophils are the least numerous of the leukocytes per cubic millimetre.

Polycythaemia often occurs in those who live at high altitudes.

Match these blood disorders labelled a. through h. with their characteristics. (Options may be used more than once or not at all.) -associated with acute loss of blood

Which of the following does NOT apply to plasma proteins

Which are the most common leukocytes normally found in the blood

Which of these statements refers to neutrophils

Pernicious anaemia occurs when the bone marrow is destroyed by drugs or radiation.

Undifferentiated ____________________ reside in the bone marrow, where they continuously divide and differentiate to give rise to each of the types of blood cells.

Leukocytes lack haemoglobin.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

Body Defences

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

The Reproductive System

Filters