Chapter 11 Flashcards Preview

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Flashcards in Chapter 11 Deck (58)
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1
Q

A transfusion of incompatible blood is often fatal because it causes

A

Lysis, or rupturing of RBC’s

2
Q

Why type of additive is best for an ethanol specimen

A

Sodium fluoride

3
Q

A site for blood culture collection can be cleaned with what

A

Chlorohexidine gluconate

4
Q

A patient that vomits after the GTT drink, what should you do

A

Ask nurse or doctor for instruction

5
Q

Under which area is paternity testing

A

Molecular genetics

6
Q

ARD and FAN blood culture bottles

A

Remove antibiotics from the blood

7
Q

Which test is collected from patients with FUO to rule out septicemia

A

Two blood cultures

8
Q

A phlebotomist arrives to collect the two hour GTT and discovers two hours has not elapsed

A

Ask the nurse to verify times

9
Q

Patient prep for GTT involves

A

Eating meals with measure carbs three days prior

10
Q

Erythema means

A

Redness

11
Q

Septicemia is

A

Micro organisms in the blood

12
Q

When does blood glucose peak after ingestion

A

30 minutes to an hour

13
Q

Toxicology is

A

Study of poisons

14
Q

An Incorrected imbalance of this analyte in a patient can lead to death

A

Potassium

15
Q

Chain of custody is

A

Special protocol for forensic specimens

16
Q

The most critical part of a blood culture is

A

Skin antisepsis

17
Q

Which may require a chain of custody when taken

A

Drug screening

18
Q

Which test requires multiple specimens

A

GTT

19
Q

Oral glucose challenge test

A

All choices are correct

20
Q

Molecular tests can be used for

A

Disease screening

21
Q

A phlebotomist must collect a TDM on two patients, one for phenobarbital and the other for gentamicin. Which first

A

Collect gentamicin first due to short half life

22
Q

Blood gases can be measured by

A

Avoximeter

23
Q

POC glucose analyzers approved for hospital use must

A

All of the above

24
Q

Which tests need special skin decon

A

Blood cultures

25
Q

Which specimens must have a 9 to 1 ratio to be accepted

A

Coagulation

26
Q

Which coag tests can be monitored via POC

A

INR and PTT

27
Q

Donor blood is collected with what size needle

A

16-18

28
Q

Do not collect blood bank specimens in

A

Large gel barrier tubes

29
Q

When do you start timing a GTT

A

After drink consumed

30
Q

Ionized calcium plays no role in

A

Glycosylation

31
Q

Which test requires strict labeling procedures

A

Cross match

32
Q

You finish drawing an SST and an EDTA when they add an aluminum test

A

Redraw with a special needle and use a royal blue tube

33
Q

Which of the following should be removed from a list of drug abuse

A

Phenobarbital

34
Q

May you lay down during a GTT test

A

Yes

35
Q

Which analyte is undetectable in urine

A

Thrombin

36
Q

Collect order for blood culture collection

A

Select equipment
Friction scrub
Cleanse tops
Draw

37
Q

Which test for glucose metabolism problems

A

2 hour PP

38
Q

How much diluted antigen is injected for PPD

A

.1 ML

39
Q

Which specimen may require a discard tube

A

Coagulation

40
Q

Forensic toxicology is concerning

A

Legal consequences of toxin exposure

41
Q

During a GTT test what must remain constant

A

Blood specimen source

42
Q

This test can determine if an individual has developed antibodies

A

A skin test

43
Q

Blood with low ph is

A

Blood acidosis

44
Q

Purpose of TDM

A

Determine and maintain beneficial drug dosage

45
Q

What additive is sometimes used for blood cultures

A

Sps

46
Q

To prevent introducing a trace element

A

Draw it alone using syringe or vacuum tube

47
Q

Potassium is least likely to play a role in

A

Transporting Hgb

48
Q

In using a cell salavaging method blood must be examined for

A

Free hemoglobins

49
Q

Packed cell volume is a what test

A

HCT

50
Q

Condition in which blood is withdrawn as treatment

A

Hemochromatosis

51
Q

Which test would not be subject to TDM

A

Phenylalanine

52
Q

Some individuals lack the necessary enzyme to convert which of the following sugars

A

Lactose

53
Q

The mission to lead the nation in bringing the power of science to bear on drug abuse

A

NIDA

54
Q

B type natriuretic peptide is a cardiac

A

Hormone

55
Q

The accumulation of this substance in the blood can cause metabolic acidosis

A

Lactate

56
Q

Which blood collection container first when drawn by needle and syringe

A

Aerobic

57
Q

To test for long term effectiveness of diabetes therapy

A

Hemoglobin A1C

58
Q

Preferred sample for parentage testing

A

Blood sample