PRELIMS WEEK 3

Question 1

If there is fibrin, but no fibrinogen it is ??

Answer 1

serum

Question 2

most used coagulant for arterial puncture, (liquid)

Answer 2

HEPARIN

Question 3

TEST FOR COLLATERAL CIRCULATION

Answer 3

ALLEN’S TEST

Question 4

Order of filling micro sampling:

Answer 4

edta > other additive tubes > serum tubes

Question 5

best site for BGA for newborn

Answer 5

INDWELLING UMBILICAL ARTERY

Question 6

_________ vein
- Medial of antecubital fossa
- Not well anchored, rolls easily

Answer 6

Basilic

Question 6

• Often hard to palpate
• Obese patients

WHAT VEIN

Answer 6

CEPHALIC VEIN

Question 6

Color coding for needle gauges
20 - ??
21 - ??

Answer 6

20 YELLOW; 21 GREEN

Question 7

Color coding for needle gauges
22- ??
25 -??

Answer 7

22 BLACK
25 ORANGE

Question 8

21, 23, 25 needle gauges is used for ??

Answer 8

butterfly infusion set

Question 9

Apply torniquet ___ inches (7.5-10cm) above the selected
site.

Answer 9

3-4inches

Question 10

small bore can cause?

Answer 10

hemolysis

Question 11

– requires 6 - 8 hrs fasting

Answer 11

glucose

Question 12

10 - 12 hrs fasting

Answer 12

lipid profile

Question 13

Sudden position change can result to ??

Answer 13

hemoconcentration or hemodilution

Question 14

highest at night:
* G________
* T__________
* TSH
* P________

Answer 14

• Growth hormone
• Testosterone
• TSH
• Prolactin

Question 15

vigorous mixing of tubes can lead to

Answer 15

hemolysis

Question 16

Blood samples are allowed to clot within ______minutes

Answer 16

20-30 mins

Question 17

Once arrived in the lab, separate serum to cell within ____ collection

Answer 17

1hr

Question 18

Tests that require chilling of specimen:
-G__________
-AMMONIA
-L___________

Answer 18

• Gastrin
• Ammonia
• Lactic acid

Question 19

Tests that require chilling of specimen:
C________
P________
PTH

Answer 19

Catecholamines
- Pyruvate
- PTH

Question 20

Tests that require anaerobic conditions:
- ABG
- I________________________
- A___

Answer 20

• ABG
• Ionized and non-ionized calcium
• ACT

Question 21

Test requiring transport of specimens at 37°C
(Specimen has to be pre-warmed, heat blocks/heel warmer)

Answer 21

COLD AGGLUTININS, CRYOFIBRINOGEN, CRYOGLOBULINS

Question 22

Tests requiring protection from light:
(Wrapped in aluminum foil or amber colored container.)
- Bilirubin
- All Vitamin levels
-B__________
-P_________
-F_________

Answer 22

• Beta carotene
• Porphyrins
• Folate