Question 1

:::Specimen Collection & Consideration:::

Site for venipuncture that needs permission before extraction?

Accepted Answer

Leg vein

Answer

Wrist vein

Answer

Brachial vein

Answer

Hand vein

Question 2

::::Specimen Collection & Consideration::::

Most common site for venipuncture

Accepted Answer

Antecubital fossa

Answer

Basilic vein

Answer

Median cubital vein

Answer

Cephalic vein

Question 3

::::Specimen Collection & Consideration::::

The following are characteristics of plasma, except?

Accepted Answer

Increased levels of potassium

Answer

Contains fibrinogen

Answer

Normally clear to slightly hazy, pale yellow fluid

Answer

Separated from the cells when blood in an anticoagulant tube is centrifuged

Question 4

::::Specimen Collection & Consideration::::

All are characteristic of ETS, except?

Accepted Answer

it is the recommended method for infants and children

Answer

It lessens the risk of specimen contamination

Answer

Blood is collected directly from the vein into a tube

Answer

It minimizes exposure to the blood

Question 5

::::Specimen Collection & Consideration::::

Physical method for preparing Protein Free Filtrate

Accepted Answer

Ultracentrifugation

Answer

Folin Wu

Answer

Vans Slyke

Answer

5% TCA

Question 6

::::Specimen Collection & Consideration::::

Protein Free Filtrate (PFF), is a biological sample without proteins. Why do we need to remove proteins?

Accepted Answer

To prevent direct colorimetric interference by zwitterions

Answer

To prevent cross-reacting with plasma lipids

Answer

To prevent agglutination with plasma lipids

Answer

To prevent protein coagulation with the sample

Question 7

::::Specimen Collection & Consideration::::

Sample which contains both cells and plasma

Accepted Answer

Whole blood

Answer

Protein Free Filtrate

Answer

Plasma

Answer

Serum

Question 8

::::Specimen Collection & Consideration::::

Tourniquet, will cause

Accepted Answer

Dilation of veins

Answer

Restricts venous and arterial flow

Answer

Constriction of veins

Answer

Continuance of blood flow

Question 9

::::Specimen Collection & Consideration::::

Standard needle gauge for routine venipuncture

Accepted Answer

21 gauge

Answer

20 gauge

Answer

22 gauge

Answer

23 gauge

Question 10

::::Specimen Collection & Consideration::::

Most common needle gauge for phlebotomy

Accepted Answer

23 gauge

Answer

22 gauge

Answer

20 gauge

Answer

21 gauge

Question 11

::::Specimen Collection & Consideration::::

Tourniquet must not be left on longer than

Accepted Answer

60 seconds

Answer

30 seconds

Answer

90 seconds

Answer

30 minutes

Question 12

::::Specimen Collection & Consideration::::

Mechanism of action: K3EDTA

Accepted Answer

Chelates calcium

Answer

Clot activator

Answer

Aids bacterial recovery

Answer

Inhibits thrombin

Question 13

::::Specimen Collection & Consideration::::

Mechanism of action: Sodium fluoride

Accepted Answer

Antiglycolytic agent

Answer

Inhibits thrombin

Answer

Aids bacterial recovery

Answer

Chelates calcium

Question 14

::::Specimen Collection & Consideration::::

Stopper color: ACD

Accepted Answer

Yellow

Answer

Black

Answer

Pink

Answer

White

Question 15

::::Specimen Collection & Consideration::::

Stopper color: Royal blue

Accepted Answer

Toxicology

Answer

Bacteriology

Answer

Glucose determination

Answer

Hematology

Question 16

::::Specimen Collection & Consideration::::

Stopper color: Lavender (Plastic)

Accepted Answer

K2EDTA

Answer

K3EDTA

Answer

Thrombin

Answer

None

Question 17

::::Specimen Collection & Consideration::::

Ratio of blood to anticoagulant for coagulation

Accepted Answer

9:1

Answer

9:2

Answer

3:2

Answer

3:1

Question 18

::::Specimen Collection & Consideration::::

Ratio of blood to anticoagulant for ESR

Accepted Answer

4:1

Answer

1:9

Answer

9:1

Answer

1:4

Question 19

::::Specimen Collection & Consideration::::

Number of inversion: 8-10x

Accepted Answer

EDTA

Answer

Red stopper

Answer

Sodium citrate

Answer

ESR tube

Question 20

::::Specimen Collection & Consideration::::

Number of inversion: Sodium citrate

Accepted Answer

3-4x

Answer

15x

Answer

10-12x

Answer

6-8x

Question 21

::::Specimen Collection & Consideration::::

Stopper color: Tube for molecular studies

Accepted Answer

Pink and white

Answer

Black and tan

Answer

Lavender and blue

Answer

Tan and yellow

Question 22

::::Specimen Collection & Consideration::::

Sodium fluoride inhibits ENOLASE which is a _______-dependent enzyme.

Accepted Answer

Magnesium

Answer

Calcium

Answer

Potassium

Answer

Sodium

Question 23

::::Specimen Collection & Consideration::::

Site of puncture for newborn screening test

Accepted Answer

Lateral plantar heel surface

Answer

3rd and 4th Phalanx

Answer

Earlobe

Answer

Volar arm surface

Question 24

::::Specimen Collection & Consideration::::

Preferred specimen for newborn screening test

Accepted Answer

Capillary blood

Answer

Fasting Plasma

Answer

Serum

Answer

Whole blood

Question 25

::::Specimen Collection & Consideration::::

Preferred method for arterial puncture

Accepted Answer

Needle and syringe

Answer

ETS

Answer

Butterfly method

Question 26

::::Specimen Collection & Consideration::::

It is done to determine whether the ulnar artery can provide collateral circulation to the hand after radial artery puncture

Accepted Answer

Modified allen test

Answer

Benedict's test

Answer

Reinner's test

Answer

Babinski reflex test

Question 27

::::Specimen Collection & Consideration::::

Arterial puncture is for?

Accepted Answer

Blood gas and pH measurements

Answer

Paternity testing

Answer

Blood glucose and electrolytes level

Answer

HLA phenotyping

Question 28

::::Specimen Collection & Consideration::::

The diurnal variation of this analyte is 50% lower at 8pm than 8am

Accepted Answer

Cortisol

Answer

Iron

Answer

ACP

Answer

ACTH

Question 29

::::Specimen Collection & Consideration::::

True about the diurnal variation of Prolactin

Accepted Answer

High at early morning and evening

Answer

High at early morning and low evening

Answer

Low at early morning and high evening

Answer

Low at early morning and evening

Question 30

::::Specimen Collection & Consideration::::

All of the following analytes will increase when standing, except

Accepted Answer

Sodium

Answer

Calcium

Answer

Cholesterol

Answer

Albumin

Question 31

::::Specimen Collection & Consideration::::

Analytes that require immediate cooling, except

Accepted Answer

Urea

Answer

Ammonia

Answer

Blood gas samples

Answer

Lactic acid

Question 32

::::Specimen Collection & Consideration::::

If the mentioned analytes were not cooled, it will result to

Accepted Answer

Decrease pH and pO2

Answer

Decrease pH and increase pO2

Answer

Increase pH and pO2

Answer

Increase pH and decrease pO2

Question 33

::::Specimen Collection & Consideration::::

First hormone to increase during stress

Accepted Answer

Catecholamines

Answer

Prolactin

Answer

ACTH

Answer

Cortisol

Question 34

::::Specimen Collection & Consideration::::

Excessive fisting during phlebotomy will falsely increase

Accepted Answer

Potassium

Answer

Glucose

Answer

Triglyceride

Answer

Calcium

Question 35

::::Specimen Collection & Consideration::::

"Stat" means

Accepted Answer

immediately

Answer

as soon as possible

Answer

Lowest priority

Answer

Order of OPD patients

Question 36

::::Specimen Collection & Consideration::::

These are enzymes affected by refrigeration, except

Accepted Answer

GGT

Answer

ALP

Answer

LDH 5

Answer

LDH 4

Question 37

::::Specimen Collection & Consideration::::

Rate of glycolysis at room temperature is ________, while at refrigerator is ________.

Accepted Answer

2 mg/dl ; 7 mg/dl

Answer

4 mg/dl ; 8 mg/dl

Answer

7 mg/dl ; 2 mg/dl

Answer

8 mg/dl ; 4 mg/dl

Question 38

::::Laboratory Safety & Regulation::::

BSC Class: 70% recirculated ; 30% Exhausted

Accepted Answer

BSC Class II A1

Answer

BSC Class II B1

Answer

BSC Class 1

Answer

BSC Class I B2

Question 39

::::Laboratory Safety & Regulation::::

Classification of fire: Electrical equipment

Accepted Answer

Class C

Answer

Class B

Answer

Class A

Answer

Class D

Question 40

::::Laboratory Safety & Regulation::::

Microwave, infrared, Visible light, and UV are classified as

Accepted Answer

Non-ionizing Radiation

Answer

Prominent Type Radiation

Answer

Non-Prominent Type Radiation

Answer

Ionizing Radiation

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