Nokea
Headache warning signs that need prompt investigation include all of the following except:
- A. New onset after 50
- B. Aggravated or relieved by change of position
- C. Precipitated by Valsalva maneuver
- D. Headaches relieved with mild recurrent use of analgesics
Correct Answer: D
Rationale: Headaches relieved with mild, infrequent analgesic use typically don’t require urgent investigation.
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When interpreting a complete blood count (CBC) lab report, which of the following results describes the size of the RBCs?
- A. Hemoglobin
- B. Mean corpuscular volume (MCV)
- C. Red cell distribution width (RDW)
- D. Hematocrit
Correct Answer: B
Rationale: MCV measures the average size of red blood cells.
Which immunization reduces a patient’s risk for infection with the virus that causes painful localized blistering rash?
- A. Smallpox vaccine
- B. Varicella vaccine (chicken pox)
- C. Shingles (herpes zoster) vaccine
- D. Meningococcal vaccine
Correct Answer: C
Rationale: Shingles vaccine reduces the risk of herpes zoster, which causes painful rash.
Examination of the hair reveals a fine silky appearance. This finding may be seen in patients that have:
- A. Hypothyroidism
- B. Hyperthyroidism
- C. Type 2 diabetes
- D. Celiac disease
Correct Answer: B
Rationale: Hyperthyroidism can lead to fine, silky hair due to the effects of thyroid hormones.
A patient calls the nurse practitioner and states that he missed his morning daily dose of warfarin, 5 mg, yesterday and today. The nurse practitioner instructs the patient to:
- A. Wait until tomorrow and resume daily dosing of warfarin 5 mg
- B. Take warfarin 10 mg now
- C. Take warfarin 5 mg now, warfarin 5 mg at 5 pm today, and resume the daily warfarin 5 mg dose in the morning as scheduled
- D. Take warfarin 5 mg now and resume the warfarin 5 mg daily dose in the morning as scheduled
Correct Answer: D
Rationale: The patient should resume the usual warfarin dose and avoid doubling it.
A common cause of decreased libido in men is due to:
- A. Decreased blood flow in the hypogastric arterial system
- B. Endocrine dysfunction
- C. Neurologic deficit
- D. Impaired neural innervation
Correct Answer: B
Rationale: Endocrine dysfunction, particularly low testosterone, is a common cause of decreased libido in men.