Chapter 43 Flashcards

1
Q

Pregnancy testing is based upon the detection of which hormone?

a. hCG	
b. LH	
c. FSH	
d. TEH
A

a. hCG

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2
Q

Which of the following is true when performing the hCG pregnancy test?

a. Use two drops of reagent.	
b. Apply urine after putting reagent on the test unit.	
c. Use a stopwatch to time the test.	
d. Use one reagent.
A

c. Use a stopwatch to time the test.

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3
Q

What is the reference range for normal serum values for a fasting blood sugar?

a. 110–170 mg/dl	
b. 70–110 mg/dl	
c. 50–90 mg/dl	
d. 100–150 mg/dl
A

b. 70–110 mg/dl

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4
Q

Which of the following is important while injecting the PPD to administer the Mantoux test?

a. Locate a site approximately 6–8 inches from the antecubital space.	
b. Administer the injection subcutaneously.	
c. Make sure a wheal forms at the injection site.	
d. Inject 0.2 ml of PPD.
A

c. Make sure a wheal forms at the injection site.

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5
Q

The desired levels of INR are:

a. 3.0-4.0	
b. 1.0-2.0	
c. 2.0-3.0	
d. Greater than 4
A

c. 2.0-3.0

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6
Q

Which of the following is NOT included in the diagnosis of infectious mononucleosis?

a. Hematology tests	
b. Patient symptoms	
c. Chemistry tests	
d. Serology tests
A

c. Chemistry tests

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7
Q

Factors that can alter the results of a semen analysis include all of the following EXCEPT:

a. Fever	
b. Orchitis	
c. Low fat diet	
d. Cigarette smoking
A

c. Low fat diet

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8
Q

Which of the following does NOT refer to Prothrombin time?

a. PT	
b. INR	
c. PTT	
d. Protime
A

c. PTT

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9
Q

Which of the following is an accurate statement about triglycerides?

a. They serve as a source of energy.	
b. Low triglyceride levels increase the risk of coronary artery disease.	
c. Malnutrition increases the level of triglycerides.	
d. Pregnancy decreases triglyceride levels.
A

a. They serve as a source of energy.

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10
Q

What is the danger of a high low-density lipoprotein level?

a. It cannot be used for coronary artery disease risk.	
b. It cannot be reversed.	
c. It increases risk for coronary artery disease.	
d. Too much is excreted in the bile.
A

c. It increases risk for coronary artery disease.

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11
Q

Why is a phenylalanine-restricted diet important?

a. It will prevent the need for special dieting.	
b. It will prevent mental retardation.	
c. It is a high protein diet.	
d. It will cure the underlying condition.
A

b. It will prevent mental retardation.

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12
Q

Which of the following indicates borderline blood cholesterol levels?

a. 250–300 mg/dl	
b. 225–250 mg/dl	
c. 150–199 mg/dl	
d. 200–239 mg/dl
A

d. 200–239 mg/dl

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13
Q

Normal total bilirubin levels range between:

a. 0.5-1.5 mg/dL	
b. 0.1-0.2 mg/dL	
c. 0.1-1.2 mg/dL	
d. 1-6 mg/dL
A

b. 0.1-0.2 mg/dL

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14
Q
  1. blood typing
  2. antibody
  3. antigen
A
  1. hemagglutination
  2. protein molecules that are found in serum
  3. found on the surface of red blood cells
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15
Q

Which of the following can affect the results of semen analysis by a decrease in the volume of semen?

a. Intelligence	
b. Age	
c. Cigarette smoking	
d. Marital status
A

c. Cigarette smoking

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16
Q

Which of the following is true regarding tuberculosis?

a. Is a very motile bacterium	
b. Is on the decrease in the United States	
c. Has a high content of lipids in the cell wall	
d. Caused by mycobacterium avium
A

c. Has a high content of lipids in the cell wall

17
Q

Which organ is responsible for producing cholesterol?

a. Liver	
b. Heart	
c. Spleen	
d. Kidney
A

a. Liver

18
Q

A small sample of which of the following specimens is required for a CLIA-Waived IM test?

a. Serum	
b. Capillary blood	
c. Plasma	
d. All of the above
A

d. All of the above

19
Q

The pregnancy hormone can be detected in the urine of a pregnant woman as early as:

a. 8 days after conception	
b. 11 days after conception	
c. 2 days after conception	
d. 14 days after conception
A

b. 11 days after conception

20
Q

Phenylketonuria (PKU) is an inherited condition in which the baby cannot metabolize which of the following properly?

a. Vitamin A	
b. Protein	
c. Carbohydrates	
d. Fats
A

b. Protein

21
Q

Which of the following raises high-density lipoprotein levels?

a. High saturated fat diet	
b. Cigarette smoking	
c. Weight gain	
d. Exercise
A

d. Exercise

22
Q

When is semen analysis NOT performed?

a. Evaluate vasectomy effectiveness	
b. Substantiate rape cases	
c. Complete PE	
d. Determine paternity
A

c. Complete PE

23
Q

What does an elevated finding of glycosylated hemoglobin indicate?

a. Not enough oxygen in the hemoglobin	
b. Excessive glucose intake over the last 24 hours	
c. Oxygen overload	
d. Poor glucose control
A

d. Poor glucose control

24
Q

Which of the following is true regarding a 7-mm reaction to the Mantoux test?

a. Positive	
b. Doubtful	
c. Negative
A

b. Doubtful

25
Q

Which of the following is an incorrect step in obtaining a blood sample for PKU testing?

a. Make a puncture approximately 2–3 mm deep in the lateral heel.	
b. Use as many blood drops as necessary to fill each circle.	
c. Soak blood completely through the paper.	
d. Allow PKU test card to completely dry.
A

b. Use as many blood drops as necessary to fill each circle.

26
Q

Systemic inflammation is the predominant cause of what disease?

a. Irritable Bowel Syndrome	
b. Heart disease	
c. Diabetes	
d. Blood clots
A

b. Heart disease

27
Q

Which of the following tests is NOT used in the screening for and diagnosis of tuberculosis?

a. Chest x-ray	
b. Tine	
c. BCG	
d. Mantoux
A

c. BCG

28
Q

Which of the following is an indication for notifying the physician and stopping the glucose tolerance test?

a. Patient develops weakness, faintness, or perspiration.	
b. Patient develops nausea.	
c. Hypoglycemia on a blood sample.	
d. Extreme hyperglycemia on the fasting specimen.
A

d. Extreme hyperglycemia on the fasting specimen.

29
Q

What is the process of RBC agglutination called?

a. Antigen reaction	
b. Antibody reaction	
c. Blood typing	
d. Hemagglutination
A

d. Hemagglutination

30
Q

Which electrolyte helps with electrical impulses in the cells?

a. Sodium	
b. Chloride	
c. CO2	
d. Potassium
A

b. Chloride

31
Q

What percentage of North Americans are Rh positive, and what percent are Rh negative?

a. 15% positive; 85% negative	
b. 85% positive; 15% negative	
c. 75% positive; 25% negative	
d. 25% positive; 75% negative
A

b. 85% positive; 15% negative

32
Q

Which of the following may or may not affect sperm function as measured by sperm analysis?

a. Cytoxan	
b. Orchitis	
c. Testicular atrophy	
d. Alcohol
A

d. Alcohol

33
Q

Which test measures the concentration of urea in the blood?

a. BUN	
b. EIA	
c. TB	
d. PKU
A

a. BUN

34
Q

After excess glucose is converted into glycogen, where is it stored long term?

a. Adipose tissues	
b. Muscle cells	
c. Liver	
d. Bloodstream
A

a. Adipose tissues

35
Q

Which of the following is NOT a factor that may influence the Guthrie test?

a. Prematurity	
b. Testing after 3 to 4 days of the beginning of a milk diet	
c. Ingesting insufficient phenylalanines	
d. Breastfeeding mother taking aspirin
A

b. Testing after 3 to 4 days of the beginning of a milk diet