Rmt Flashcards

1
Q

Depth of skin puncture for adults

A

2.0 to 2.5mm

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2
Q

How long will you warm the puncture site to increase the blood flow?

A

3-5 mins.

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3
Q

Microcollection tube that needs to be filled first if multiple test/s required

A

Edta micro tube

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4
Q

What is the reason/s why we should discard discard the first blood when doing skin puncture?

A. To discard excess tissue fluid
B. To discard dead epidermal cells
C. Facilitate free flow of blood
D. NOTA
E. A, b and c

A

E

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5
Q

Most common skin antiseptic

A. Germicidal soap
B. Hand sanitizer
C. 70% isopropyl alcohol
D. AOTA

A

C

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6
Q

Length of time for tourniquet application

A. 1min.
B. 1-3 mins
C. 2 mins
D. 30 secs

A

A

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7
Q

Most common needle gauge used in adults when doing venipuncture

A. 23
B.21
C. 19
D. A and B

A

B

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8
Q

Most important practice to break the chain of infections

A

Hand washing

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9
Q

Used for routine hema determination

A. Heparin
B. Edta
C. Sps
D. Sodium citrate

A

B

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10
Q

Prevents platelet aggregation; preferred anticoagulant for platelet counting

A. Heparin
B. Edta
C. SPS
D. NOTA

A

B

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11
Q

Most common heparin that causes the least interference and most widely used anticoagulant for plasma and whole blood chemistry test

A. Sodium heparin
B. Lithium heparin
C. Ammonium heparin
D. All of the choices

A

B

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12
Q

Ratio between blood to anticoagulant

A

9:1

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13
Q

Ration between anticoagulant to blood

A

1:9

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14
Q

Anticoagulant that causes cellular clumping, pseudoleukocytosis and pseudothrombocytopenia

A. Lavender top
B. Green top
C. Blue top
D. Black top

A

B

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15
Q

Result/s of excessive inversion in sodium citrate

A. Introduce to excess interstitial fluid
B. Shortened clotting time
C. Prolonged clotting time
D. Cellular clumping

A

B

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16
Q

Anticoagulant used in microbiology
A. Acid citrate
B. Sps
C. Sodium citrate
D. K2edta

A

B

17
Q

No. Of inversions in red top that has clot activator
A. 0
B. 5
C. 8
D 3-4

A

B

18
Q

Reason/s in Falsely high MCV

A. Cyoglobulin
B. Hemolysis
C. Old specimen
D. Giant platelets

A

C

19
Q

Blood smears should be made within

A. 3 hrs after collection
B. 2 hrs before collection
C. 3 hrs before collection
D. 2 hrs after collection

A

A

20
Q

If the angle of the spreader is too high, the smear will be?

A

Thicker

21
Q

If the speed of the spreader is too slow, the smear will be?

A

Thinner

22
Q

Classical marker for hematopioesis

A. Cd 34
B. Cd 17
C. Cd 23
D. A and B

A

Cd 34

23
Q

Chief site for intramedullary hematopoiesis

A. Yolk sac
B. Fetal liver
C. Bone marrow
D. Nota

A

C

24
Q

Chief site for megaloblastic hematopoiesis

A. Yolk sac
B. Fetal liver
C. Bone marrow
D. Aota

A

A

25
Q

First blood cells that formed during the first 2 to 8 weeks of life

A

Primitive erythroblasts

26
Q

Embryonic hemoglobin Necessary for delivery of oxygen to the embryonic tissues

A

Gower 1, gower 2 and portland

27
Q

Predominant hemoglobin during hepatic hematopoiesis

A

Hb F (fetal hgb)

28
Q

Becomes the cHief site of hematopoiesis by the end of 24 weeks’ gestation

A

Bone marrow

29
Q

Process of replacing red marrow to yellow marrow

A

Retrogression