Misc Notes (8 May 2017)

Question 1

What test is taken on a lavender tube, but sent to the chemistry department? (1)

Answer 1

Glycated hemoglobin (HgB A1C)

Question 2

List 3 examples in which you may take a short draw. (3)

Answer 2

1. Difficult veins
2. Pediatrics
3. Feet

Question 3

When should an additive tube be inverted and how many times? (2)

Answer 3

1. Always invert the tubes ASAP after drawn (invert between tubes)
2. Most tubes need 5 inversions

Question 4

What may occur if the tourniquet is left on for over 60s? (1)

Answer 4

Hemoconcentration

Question 5

What should be done if the tourniquet is left on for over 60s? (1)

Answer 5

Tourniquet should be removed and another venipuncture should be done for the remaining tubes

Question 6

If you have just 2-3 tubes left to fill, do you have to remove the tourniquet if 60s has passed and why? (2)

Answer 6

1. No

2. Though the flow will be slower, you may fill 2-3 more tubes with the tourniquet removed

Question 7

List 6 reasons why one may use a butterfly needle. (6)

Answer 7

1. Pediatrics
2. Blood cultures
3. The elderly
4. Small veins
5. Chemo patients
6. Addicts

Question 8

What type of veins are syringes best used on? (1)

Answer 8

Fragile veins

Question 9

What must patients on blood thinners or with thin blood do after a venipuncture? (1)

Answer 9

Apply pressure longer than others may

Question 10

Why would one choose to use gauze to apply pressure to a venipuncture wound? (2)

Answer 10

1. Doesn’t stick to the wound, so it won’t pull the platelet plug out
2. Does not leave fibers in the wound

Question 11

When is PKU testing done and on whom? (2)

Answer 11

1. Within 22-24hrs of birth

2. Babies

Question 12

What size lancet is used in PKUs? (1)

Answer 12

2.4mm lancet

Question 13

What does PKU test for? (1)

Answer 13

Bloodbourne pathogens

Question 14

What is the main role of the chemistry department? (1)

Answer 14

Test basic metabolic profiles

Question 15

What 2 organs and 2 levels does the chemistry department focus on? (4)

Answer 15

1. Kidneys
2. Liver
3. Electrolytes
4. Acid-base balance

Question 16

List the 4 main tests in the chemistry department. (4)

Answer 16

1. LYTEs
2. BUN
3. Creatinine
4. Glucose