Nokea
Which pathogen is associated with common urinary tract infections?
- A. E. coli
- B. Klebsiella
- C. Streptococcus
- D. Proteus mirabilis
Correct Answer: A
Rationale: E. coli is the most common pathogen responsible for urinary tract infections.
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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.
Which of the following is false about the Veterans Health Administration?
- A. It is an integrated network of service providers across the United States.
- B. It serves a population with an average age of nearly 65 years.
- C. It provides care management only for individuals with disabilities that are service-related.
- D. It can provide older adults home-based primary care, geriatric assessment, and long-term care.
Correct Answer: C
Rationale: The Veterans Health Administration provides care to all veterans, regardless of whether their disabilities are service-related.
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.
Which of the following findings could indicate a need for further evaluation of the cardiac patient?
- A. Hematocrit 42%
- B. Potassium 4.2 mg/dl
- C. Sodium 140 mEq/dl
- D. Low-density lipoprotein of 190 mg/dl
Correct Answer: D
Rationale: LDL levels over 160 mg/dl warrant further evaluation for cardiovascular risk.
During a physical examination, a patient presents with swollen lymph nodes. How should you adjust your palpation technique based on the findings?
- A. Increase the pressure to assess for tenderness
- B. Use a firmer grip to ensure you can feel the nodes
- C. Continue using soft finger pads but apply a more vigorous motion
- D. Maintain the light circular motion but focus on the areas of swelling
Correct Answer: A
Rationale: Increased pressure helps assess tenderness and the degree of swelling or possible infection in swollen lymph nodes.