Specimen Collection

Question 1

Examples of specimens

Answer 1

1) Blood
2) Urine
3) Sweat
4) Saliva
5) CSF
6) pericardial fluid
7) pleural fluid
8) synovial fluid
9) GIT fluid
10) Amniotic fluid
11) Swabs
13) Solid tissues
14) faeces
15) Ascitic fluid

Question 2

Constituents of blood

Answer 2

Plasma
Serum
Cells

Question 3

List the different times for taking urine sample

Answer 3

1) Random urine (unplanned, on spot)- Normal urinalysis
2) Early morning, Fasting sample: Most concentrated used for testing HCG and microbes
3) Timed specimen: the sample is taken at specific times of the day or during certain phases of micturiction e.g 1hour, 6hours, 12 hours, 24 hours etc
4) Midstream sample
5) Double voided specimen
6) Catheter

Question 4

Preparation of specimen collection

Answer 4

1) Appropriate gear ( gloves, gown, goggles)
2) patient ID
3) appropriate test ( check request form)
4) adequate technique and position
5) appropriate sample bottles
6) prepare disposal system e.g Sharps container

Question 5

Sample sites

Answer 5

1) Venous sample: Gotten at the antecubital fossa ( median cubital vein and cephalic vein)
2) Arterial sample: Radial vein arterial blood gasses
3) Capillary sample: Gotten at outside of sole or ear lobe with lancet
4) Central venous sample
5) Arteriovenous sample