Chapter 17 Quiz Number 6 The Blood
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This quiz covers recent lecture, reading and assignments.
- 1.Multiple ChoiceWhat is the average normal pH of blood?
- A.
8.4
- B.
7.8
- C.
7.4
- D.
4.7
- 2.Together Leukocytes and platelets comprise approximately __ percent of total blood
- A.
1
- B.
75
- C.
45
- D.
10
- 3.Which blood type is the uiversal donor?
- A.
A
- B.
B
- C.
AB
- D.
0
- 4.Which of the following might trigger erythropoiesis?
- A.
Hypoxia of EPO-producing cells
- B.
Decreased tissue demand for oxygen
- C.
An increased number of RBCs
- D.
Moving to a lower altitude
- 5.An individual who is blood type AB negative...
- A.
Can receive any blood type in moderate amounts except that with the Rh antigen
- B.
Can donate to all blood types in moderate amounts
- C.
Can receive types A, B, and AB but not type O
- D.
Can donate to types, A, B, and AB, but not to type O
- 6.Which of these is NOT a normal plasma protein?
- A.
Fibinogen
- B.
Gammaglobulin
- C.
Thromboplastin
- D.
Albumin
- 7.Which of the following is NOT a phase of hemostasis?
- A.
Vascular spasm
- B.
Fibrinolysis
- C.
Platelet plug formation
- D.
Coagulation
- 8.Which sequence is correct for the following events?1. fibrinogen converts to fibrin2. fibrinogen combines with thrombin3. formation of thrombin 4. prothrombin activator combines pp prothrombin and plasma Ca++
- A.
3,4,1,2
- B.
1,2,3,4
- C.
4,3,1,2
- D.
3,2,1,4
- 9.Fred's blood was determined to be AB positive. What does this mean?
- A.
Antibodies to A and B are present in the red cells
- B.
His blood lacks Rh factor
- C.
He can only receive blood from a donor who is AB positive
- D.
There are no antibodies to A, to B, or to Rh antigens in the plasma of Fred's blood
- 10.When can erythroblastosis fetalis NOT posibly happen in the child of an Rh negative mother?
- A.
If the child is type O positive
- B.
If the child is Rh+
- C.
If the father is Rh+
- D.
If the father is Rh-
- 11.What organ of the body regulates erythrocyte production?
- A.
Brain
- B.
Kidney
- C.
Liver
- D.
Pancreas
- E.
Bone
- 12.The following formed element _________ can kill parasitic worms that enter the blood
- 13.The rarest leukocyte in the blood is the __
- 14.When monocytes migrate into the interstitial spaces and connective tissue they are called __
- 15.Hemoglobin is composed of ____ an oxygen binding molecule that combines in a 4 : 1 ratio
- 16.The granulocyte that is best known as "Bacteria slayers" Induce respiratory burst on bacteria to kill them are ___
- 17.Anemia is a condition that may be the result of reduced red cell count, reduced hemoglobin content in the red cells, but the bottom line is it results in the blood being deficient in ___ carrying capacity.
- 18.Which of the following is/are found in blood plasma but NOT in serum?1. water2. fibrinogen3. Albumin4. Globulin
- A.
1 only
- B.
2 only
- C.
3 only
- D.
4 only
- E.
3 and 4
- 19.White blood cells
- A.
Have a nucleus which is visible with proper staining
- B.
Are destroyed at infection sites
- C.
Originate in bone marrow, lymph nodes and the spleen
- D.
Are generally larger and less numerous than red blood cells
- E.
Are described by all of the above
- 20.The shape of erythrocytes...
- A.
Facilitates its passage through the walls of the capillaries
- B.
Can change as a result of amoeboid movement
- C.
Provides a greater surface area for diffusion of gasses
- D.
Is due to the presence of a rigid membrane composed of lipids and proteins
- 21.Fetal hemoglobin differs from adult hemoglobin in that it ---
- A.
Is composed of hemoglobin S
- B.
May cause erythroblastosis fetalis
- C.
Can be saturated with oxygen at a lower oxygen tension
- D.
May be incompatible with the mother's hemoglobin
- 22.The substance that triggers clotting and is normally not found in circulating plasma is...
- A.
Prothrombin
- B.
Thromboplastin
- C.
Calcium ions
- D.
Fibrinogen
- 23.All of the following result in increased erythropoiesis except...
- A.
A bacterial infection
- B.
Chronic blood loss; hemorrhage
- C.
Climbing a mountain
- D.
Muscular exercise
- 24.A transfusion reaction occurs as a result of interactions between...
- A.
The antigens of both the donor and the recipient
- B.
The antibodies of both the donor and the recipient
- C.
The recipient's antigens and the donor's antibodies
- D.
The recipient's antibodies and the donor's antigens
- 25.Which is NOT a T lymphocytes function in the immune response?
- A.
Acting directly against virus-infected cells and tumor cells
- B.
Become plasma cells and produce antibodies
- C.
Recognize self (MHC) molecules
- D.
Recognize non-self molecules
- 26.All of the following are true of RBCs EXCEPT...
- A.
Lifespan of approximately 120 days
- B.
Contain nuclei
- C.
Biconcave disc shape
- D.
Contain hemoglobin
- 27.Red blood cells function to...
- A.
Protection against blood loss and infection
- B.
Delivery of oxygen, nutrients, removal of metabolic wastes, distribution of hormones, minerals, ions...
- C.
help regulate body temperature, pH and volume of fluid compartments
- D.
All of these
- 28.Basophils release __ to increase the inflammatory response
- 29.Monocytes and _____ are phagocytic white blood cells
- 30.When a red blood cell has come to the end of it's life span they become rigid, inflexible and fragile. They are removed from circulation by the ___ (commonly referred to as the "red blood cell graveyard") and macrophages also engulf them.
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