Question 1

Fibrin forms the meshwork of clots.

Accepted Answer

A) True 
 B)False

Question 2

Match these blood disorders labelled a. through h. with their characteristics. (Options may be used more than once or not at all.)
a.aplastic anaemia
b.pernicious anaemia
c.haemolytic anaemia
d.haemorrhagic anaemia
e.polycythaemia
f.leukaemia
g.neutrophilia
h.sickle cell anaemia
-associated with prolonged exposure to low oxygen, such as at high altitude or with chronic lung disease

Accepted Answer

The answer of Match these blood disorders labelled a. through...

Question 3

Which of the following substances signals platelet aggregation to be reinforced?

Accepted Answer

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

Question 4

Many of the clotting factors are alpha or beta globulins.

Accepted Answer

A) True 
 B)False

Question 5

Match the leukocytes, labelled a. through e., with their correct characteristic. (Options may be used more than once or not at all.)
a.neutrophils
b.eosinophils
c.basophils
d.monocytes
e.lymphocytes
-the most abundant type of agranulocyte

Accepted Answer

The answer of Match the leukocytes, labelled a. through e.,...

Question 6

Carbonic anhydrase is NOT crucial for which one of the following?

Accepted Answer

A) CO2 transport in blood 
B) conversion of CO2 into bicarbonate ion 
C)  production of NO 
D)  chemical buffer system

Question 7

Anaemia results from a reduced O2-carrying capacity of the blood, which can be caused by a decrease in the number of ___________________.

Accepted Answer

A) leukocytes 
B) lymphocytes 
C)  macrophages 
D)  erythrocytes

Question 8

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

Accepted Answer

The answer of Match the haemostasis steps, labelled a. through...

Question 9

Which of the ABO blood groups has both A and B antibodies?

Accepted Answer

A) A 
B) AB 
C)  B 
D)  O

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.)
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
-collagen

Accepted Answer

The answer of Match the haemostasis steps, labelled a. through...

Question 11

Which of these statements correctly describes erythropoiesis?

Accepted Answer

A) It is accomplished in the bone marrow. 
B) It is accomplished in the kidneys in response to reduced O2 delivery to the kidneys. 
C)  It refers to increased RBC count. 
D)  It refers to excessive RBC destruction.

Question 12

Which condition results from inadequate amounts of platelets?

Accepted Answer

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

Question 13

Haemolysis of red blood cells means that they rupture.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following chemicals is NOT involved in fibrinolysis?

Accepted Answer

A) plasmin 
B) plasminogen 
C)  tissue plasminogen activator 
D)  thrombin

Question 15

If the haematocrit is 42 percent, this means that 58 percent of the whole blood comprises plasma.

Accepted Answer

A) True 
 B)False

Question 16

Which of these statements correctly describes iron?

Accepted Answer

A) It can combine reversibly with O2. 
B) Deficiency in iron can lead to polycythaemia. 
C)  It is converted into bilirubin and secreted into the bile when old red blood cells rupture and are degraded. 
D)  It appears reddish when combined with CO2.

Question 17

Which of these types of anaemia is caused by a genetic abnormality in the haemoglobin?

Accepted Answer

A) pernicious 
B) haemorrhagic 
C)  sickle-cell 
D)  megaloblastic

Question 18

Which of the following cellular elements has the lowest count in the blood?

Accepted Answer

A) platelets 
B) neutrophils 
C)  erythrocytes 
D)  basophils

Question 19

Which of the following is NOT a function of plasma proteins?

Accepted Answer

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

Question 20

Match these blood disorders labelled a. through h. with their characteristics. (Options may be used more than once or not at all.)
a.aplastic anaemia
b.pernicious anaemia
c.haemolytic anaemia
d.haemorrhagic anaemia
e.polycythaemia
f.leukaemia
g.neutrophilia
h.sickle cell anaemia
-associated with malaria

Accepted Answer

The answer of Match these blood disorders labelled a. through...

Exam 9: Cardiac Physiology

Fibrin forms the meshwork of clots.

Which of the following substances signals platelet aggregation to be reinforced?

Many of the clotting factors are alpha or beta globulins.

Match the leukocytes, labelled a. through e., with their correct characteristic. (Options may be used more than once or not at all.) a.neutrophils b.eosinophils c.basophils d.monocytes e.lymphocytes -the most abundant type of agranulocyte

Carbonic anhydrase is NOT crucial for which one of the following?

Anaemia results from a reduced O₂-carrying capacity of the blood, which can be caused by a decrease in the number of ___________________.

Which of the ABO blood groups has both A and B antibodies?

Which of these statements correctly describes erythropoiesis?

Which condition results from inadequate amounts of platelets?

Haemolysis of red blood cells means that they rupture.

Which of the following chemicals is NOT involved in fibrinolysis?

If the haematocrit is 42 percent, this means that 58 percent of the whole blood comprises plasma.

Which of these statements correctly describes iron?

Which of these types of anaemia is caused by a genetic abnormality in the haemoglobin?

Which of the following cellular elements has the lowest count in the blood?

Which of the following is NOT a function of plasma proteins?