Specimen collection and considerations II

Question 1

length of the lancet should be ________ to avoid penetrating bone

a. less than 3mm
b. less than 1mm
c. less than 2mm
d. nota

Answer 1

length of the lancet should be LESS THAN 2.0MM to avoid penetrating bone

Question 2

which of the following sites is for newborn screening site

a. palmar surface of 3rd and 4th fingers
b. lateral plantar heel surface
c. earlobes

Answer 2

b. lateral plantar heel surface

Question 3

capillary order of draw

Answer 3

capillary order of draw

1. EDTA spx
2. other coag spx
3. serum spx

(EOS) ung mg baby monthly pinapapicture sa EOS

Question 4

for ph measurements

a. capillary puncture
b, venipuncture
c. arterial puncture

Answer 4

arterial puncture

• for blood gas analysis and ph measurements
• syringes is used instead of ETS
• collect without tourniquet

Question 5

what is primary sites of arterial puncture (in order)

Answer 5

RBF

primary arterial sites
radial
bronchial
femoral

Question 6

magnesium enzyme dependent

a. enolase
b. troponin
c. ck
d. aldehyde

Answer 6

Sodium Fluoride binds Mg++ thus inhibiting the Mg dependent enzyme ENOLASE

Question 7

which of the following tests require ice/ cold temp

a. lactic acid
b. ammonia
c. bilirubin
d. blood gas

Answer 7

require ice ( immediate cooling)

L - Lactic Acid
A - ammonia
B - blood gas

• if NOT cold = decrease Ph and pO2

(ang Cold mo naman LAB)

Question 8

what test need a fasting

a. fbs
b. ggt
c. tag
d. lipid panel

Answer 8

require fasting
(TGF LIGA) / TGF its LIGA time/fasting

T - TAG
G - GGT
F - FBS

L - LIPID PANEL
I - INSULIN
G - GASTRIN
A - ALDOSTERONE / RENIN

Question 9

1st to increase when you are stress

a. acth
b. aldosterone
c. prolactin
d. cathecolamines

Answer 9

stress

- increase ACTH, CORTISOL , CATECHOLAMINES (1ST TO INCREASE) , PROLACTIN

Question 10

timing of collection given the highest priority and are usually ordered from ER and ICU

a. routine spx
b. stat collection
c. ASAP collections

Answer 10

stat collection

Question 11

ideally delivered to the laboratory within _____of collection

a. 2 hours
b. 30 mins
c. 45 mins
d. 1hour

Answer 11

routine specimens

• ideally delivered to the laboratory within 45 minutes of collection
• maximum time of limit for serum and plasma separation is 2 hours after collection