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Flashcards in 2011 Samplex Deck (99)
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1

Iron Deficiency Anemia produces this type of anemia
a. hypochromic, macrocytic
b. normochromic, macrocytic
c. hypochromic, microcytic
d. normochromic, microcytic

C

2

Pregnant women should routinely be given iron because
a. the fetus needs iron
b. the mother has lost iron from her previous monthly menses
c. she will lose blood when she delivers
d. all of the above

A

3

The gold standard in the diagnosis of iron deficiency anemia is
a. serum iron
b. serum ferritin
c. total iron binding capacity
d. hemosiderin in the bone marrow

D

4

During the first week of treatment with oral iron, which laboratory parameter should be taken?
a. hemoglobin
b. hematocrit
c. reticulocyte count
d. red cell indices

C

5

The duration of treatment with iron is usually six (6) months because
a. the body’s iron stores have to be replenished
b. this will cover for the future occurrence of bleeding
c. this will facilitate more absorption of iron
d. all of the above

A

6

Which food is rich in iron?
a. Fruits
b. Vegetables
c. Red meat
d. Fish

C

7

Why does a patient develop iron deficiency anemia after gastroduodenal bypass surgery?
a. Because of poor iron absorption
b. Because of poor iron utilization
c. Because of poor iron intake
d. Because of decrease in the reticulo-endothelial system

A

8

Parenteral iron is given if
a. rapid increase in hemoglobin (HB) is desired
b. malabsorption syndrome exists
c. the patient requests for it
d. rapid utilization of iron by the body

B

9

Infants should be given iron supplements as early as 2 months of age because
a. they are easily prone to colic
b. human and cow’s milk are poor sources of iron
c. they bleed easily
d. they have poor iron absorption

B

10

The most common single cause of iron deficiency in women is
a. poor intake of iron
b. obesity
c. poor release of iron by the reticulo-endothelial system
d. menstrual blood loss

D

11

Chronic ingestion of non steroidal anti-inflammatory medication can cause iron deficiency anemia by
a. interfering with iron transport
b. reducing amount of total iron binding capacity
c. inducing occult GI bleeding
d. preventing iron incorporation in the red cells

C

12

A transfusion reaction that usually appears rapidly that may result in fever, shock, or death is which of the following?
a. Immediate Hemolytic Transfusion Reaction
b. Transfusion Associated Circulatory Overload
c. Allergic Transfusion Reaction
d. Febrile Non-Hemolytic Transfusion Reaction

A

13

A donor who has ingested aspirin on the day of donation is temporarily deferred because
a. he has fever
b. he is infected
c. aspirin alters the quality of platelets
d. aspirin causes a hypercoagulable state

C

14

This is a cause for permanent deferral of a blood donor
a. upper respiratory infection
b. hepatitis B
c. fever
d. ingestion of contraceptive pill

B

15

Why is type O considered a universal donor?
a. it does not contain agglutinogens A and B
b. it does not contain anti A and B antibodies
c. it is the most common blood type
d. it is easy to procure

A

16

What is the purpose of doing a crossmatch before transfusion?
a. to detect autoantibodies present in the recipient
b. to prevent alloimmunization
c. to detect alloantibodies in the recipient
d. to avoid sensitization of the recipient

C

17

Which of the following blood components should have a crossmatch donor done before transfusion?
a. PRBC
b. platelets
c. WBC
d. fresh frozen plasma

A

18

What is the reason why an Rh negative recipient should not receive an Rh positive blood?
a. Presence of incompatibility
b. Prevention of alloimmunization to D antigen
c. Prevention of immediate post transfusion reaction
d. Prevention of infection

B

19

The most frequent cause of a febrile non-hemolytic transfusion reaction is
a. IgG protein in the transfused blood
b. ABO incompatibility
c. Presence of WBC and cytokines in the transfused blood
d. Presence of malarial parasite in the transfused blood

A

20

The “window period” in the testing for HIV in donor represents
a. the time from the infection of the donor up to the time that the antibody is detected
b. the duration of the HIV laboratory test
c. the incubation period of the reagents
d. the time when HIV symptoms became manifest

A

21

What is the optimum temperature for storing packed RBC?
a. 0 oC
b. room temperature
c. 4-6 oC
d. -20 oC

C (not sure)

22

Which of the following is a ground for permanent donor deferment?
a. ingestion of antibiotics
b. ingestion of alcohol
c. fever
d. diabetes

D

23

Thawed fresh frozen plasma (FFP) cannot be refrozen because
a. it is potentially infected
b. it has lost the activity of most of the coagulation factors
c. the plastic bag is already brittle
d. cytokines are released in the process of thawing

B

24

The following screening tests are done in blood donors except
a. hemoglobin determination
b. Hepatitis A
c. Hepatitis B
d. Hepatitis C

B

25

In severe iron deficiency anemia with symptoms of high output failure, which is the best blood product for transfusion?
a. packed RBC
b. fresh whole blood
c. whole blood
d. heparinized whole blood

A

26

Elderly patients who develop deep vein thrombosis should be worked up for
a. vasculitis
b. malignancy
c. atherosclerosis
d. liver cirrhosis

B

27

The most serious complication of deep vein thrombosis is
a. myocardial infarction
b. cerebrovascular thrombosis
c. peripheral vascular disease
d. pulmonary embolism

D

28

Arterial thrombosis occurs when:
a. there is an increase in the circulatory coagulation factors
b. prolonged immobilization
c. damage to the endothelium of blood vessels
d. increased synthesis of prothrombin

C

29

The initiating event in the formation of arterial thrombus is
a. activation of Factor X
b. adherence of platelets to damaged blood vessels promoting aggregation
c. activation of anti-thrombin III
d. increased synthesis of prothrombin

B

30

Hyperviscosity of the blood can lead to thrombosis because
a. there is a slowing of blood flow in the circulation
b. there are more circulating coagulation factors
c. plasminogen activator is deficient
d. anti-thrombin III is deficient

A