Nokea
Which natural body defense plays an active role in preventing infection?
- A. Yawning
- B. Body hair
- C. Hiccupping
- D. Rapid eye movements
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
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What is the appropriate needle size for insulin injection?
- A. 18G, 1 ½" long
- B. 22G, 1" long
- C. 22G, 1 ½" long
- D. 25G, 5/8" long
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
When is sterile technique used?
- A. During strict isolation procedures
- B. After terminal disinfection is performed
- C. For invasive procedures
- D. When protective isolation is necessary
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Which of the following vascular system changes result from aging?
- A. Increased peripheral resistance of the blood vessels
- B. Decreased blood flow
- C. Increased workload of the left ventricle
- D. All of the above
Correct Answer: D
Rationale: As individuals age, various changes occur in the vascular system. These changes include increased peripheral resistance of the blood vessels, decreased blood flow, and an increased workload of the left ventricle. Therefore, all the listed changes result from aging, making option D, 'All of the above,' the correct answer.
When a family of an accident victim, who has been declared brain-dead, appears open to organ donation, what should the nurse do?
- A. Discourage them from deciding until their grief has eased
- B. Listen to their concerns and answer their questions truthfully
- C. Urge them to immediately sign the consent form
- D. Inform them that the body will not be available for a wake or funeral
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
After 1 week of hospitalization, Mr. Gray develops hypokalemia. Which of the following is the most significant symptom of his disorder?
- A. Lethargy
- B. Increased pulse rate and blood pressure
- C. Muscle weakness
- D. Muscle irritability
Correct Answer: C
Rationale: Muscle weakness is a hallmark symptom of hypokalemia. Hypokalemia refers to low levels of potassium in the blood, which can affect muscle function. The decreased potassium levels can lead to muscle weakness, cramping, and even paralysis. These symptoms can impact various muscle groups in the body, making muscle weakness the most significant symptom to monitor and address in patients with hypokalemia.