Laboratory Diagnostics Review – The Correctional Nurse Educator

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This is your Review of the Laboratory Diagnostics for the Correctional Nurse class. When you achieve at least 80% correct, your Certificate of Completion will be awarded and will be available for immediate printing. You may also access it at any time on your Profile page.

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Question 1 of 15

1. Question

Typical lab tests for a patient who is exhibiting signs of hypothyroidism include which of the following?

Thyroid Stimulating Hormone (TSH)
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Cholesterol
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Red Blood Count
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All of the above are applicable to the patient exhibiting signs of hypothyroidism.
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Question 2 of 15

2. Question

A patient who is seen for their annual chronic care appointment for hypertension may have which of the following lab tests ordered?

Erythrocyte Sedimentation Rate
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Free Thyroxine (T4)
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Complete Metabolic Panel
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All of the above would be appropriate for this patient.
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Question 3 of 15

3. Question

Liver function tests are very important for our patients with alcoholism, hepatitis, and other chronic diseases. Which of the following are included in the usual liver function tests?

AST
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ALT
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Bilirubin
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All of the above are included in liver function testing.
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Question 4 of 15

4. Question

Would it be appropriate under normal circumstances to obtain a HgA1C test every month on your well-controlled diabetic patient who has been incarcerated for 2 years?

No, because it is a measure of the glucose levels over the last 6 months.
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Yes, because it is the measure of the glucose levels over the last 6 months.
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No, because it is a measure of the glucose levels over the past 3 months.
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Yes because it is a measure of the glucose over the last 3 months.
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Question 5 of 15

5. Question

An elevated Thyroid Stimulating Hormone level (TSH) always indicates

a liver that is compromised.
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hyperthyroidism.
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hypothyroidism.
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a thyroid problem, but additional tests are necessary to determine whether it is hyperthyroidism, hypothyroidism, or a lab error.
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Question 6 of 15

6. Question

An elevated white blood count (WBC) may be an indication that

the patient is anemic.
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the patient is immunocompromised.
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the patient has an infection somewhere.
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All of the above are indications of an elevated white blood count.
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Question 7 of 15

7. Question

To assess your patient for anemia, typical laboratory diagnostics include all of the following, except

Iron level.
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Erythrocyte Sedimentation Level.
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Total Iron Binding Capacity.
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Ferritin.
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Question 8 of 15

8. Question

Laboratory studies measuring amylase and lipase are ordered to check for problems with

the patient's pancreas.
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the patient's immune response.
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the patient's kidney function.
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the patient's overall wellness.
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Question 9 of 15

9. Question

Why is measuring an ammonia level important for patients with a compromised liver function?

Ammonia is made in the intestines, and so it is not an important measure for a patient with liver problems.
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An elevated ammonia level will increase the liver function tests, making a false positive result.
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An elevated ammonia level may cause confusion and adversely affect the patient's mental status.
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A decreased ammonia level may cause confusion and adversely affect the patient's mental status.
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Question 10 of 15

10. Question

Medications such as glucocorticoids, thiazide diuretics, valproate, isotretinoin, tamoxifen, beta-blockers, cyclophosphamide, tacrolimus, cyclosporine, protease inhibitors, and antipsychotic agentsthiazide diuretics, valproate, isotretinoin, tamoxifen, beta-blockers, cyclophosphamide, tacrolimus, cyclosporine, protease inhibitors, and antipsychotic agents will adversely affect

chlolesterol levels.
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HDL levels.
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LDL levels.
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Triglyceride levels.
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Question 11 of 15

11. Question

Why is the monitoring of therapeutic drug levels important?

because some drugs that have a narrow range in which the drug is effective.
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because some drugs may be toxic at higher levels.
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because the absorption and metabolism of some drugs are affected by the physical or health condition of the person.
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All of the above statements are reasons why the levels of some drugs must be monitored through diagnostic studies.
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Question 12 of 15

12. Question

The therapeutic level of some drugs needs to be measured when they first start the medication, if they resume the medication after a period of abstinence, and then periodically for the duration of the prescription.

True
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False
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Question 13 of 15

13. Question

Abnormally prolonged Prothrombin Time (PT) could be attributed to

operator error – too little blood in the tube.
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warfarin therapy.
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vitamin K deficiency.
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All of the above are reasons for a PT to be prolonged.
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Question 14 of 15

14. Question

Medications that are typically monitored include all of the following, except

antibiotics like gentamycin and vancomycin.
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psychiatric drugs like lithium, valproic acid, imipramine, amitryptiline, nortriptyline and doxepin.
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hypertension drugs like beta blockers and thiazide diuretics.
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anti-epileptics like Dilantin, phenobarbital, valproic acid, and carbamazepine.
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Question 15 of 15

15. Question

Alkaline phosphatase

is only found in liver tissue.
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may be elevated due to physiologic conditions like pregnancy and adolescence.
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may be decreased in patients with renal cell carcinoma.
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is found in skeletal and cardiac muscle, but not in kidneys.
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