ATI RN
Pathophysiology Practice Questions
1. Rhabdomyolysis can result in serious complications. In addition to muscle pain and weakness, a patient will complain of:
- A. paresthesias.
- B. bone pain.
- C. dark urine.
- D. diarrhea.
Correct answer: C
Rationale: Dark urine is a classic symptom of rhabdomyolysis. When muscle breakdown occurs, myoglobin is released into the bloodstream and filtered by the kidneys, leading to dark urine. Paresthesias (choice A) refer to abnormal sensations like tingling or numbness and are not typically associated with rhabdomyolysis. Bone pain (choice B) is not a prominent symptom of rhabdomyolysis. Diarrhea (choice D) is not a common complaint in rhabdomyolysis cases and is not directly related to muscle breakdown.
2. Which of the following is a sign of hypoglycemia?
- A. Rapid, deep breathing
- B. Increased urination
- C. Weakness and confusion
- D. High blood pressure
Correct answer: C
Rationale: The correct answer is C: Weakness and confusion. Hypoglycemia is characterized by low blood sugar levels, leading to inadequate glucose supply to the brain, resulting in symptoms like weakness and confusion. Choices A, B, and D are incorrect. Rapid, deep breathing is not typically a sign of hypoglycemia but can be seen in other conditions like respiratory issues. Increased urination is more commonly associated with conditions like diabetes mellitus, while high blood pressure is not a typical sign of hypoglycemia.
3. A patient suffers from dysmenorrhea. Which oral medication will be prescribed that has the ability to provide physiological actions on the neuroendocrine control of ovarian function?
- A. Estrogen
- B. Progestins
- C. Naproxen
- D. Ibuprofen
Correct answer: B
Rationale: Progestins are prescribed for dysmenorrhea as they help reduce menstrual pain by inhibiting ovulation and decreasing the production of prostaglandins. Estrogen (Choice A) is not typically used alone in dysmenorrhea treatment as it can worsen symptoms. Naproxen (Choice C) and Ibuprofen (Choice D) are nonsteroidal anti-inflammatory drugs (NSAIDs) commonly used to relieve pain associated with dysmenorrhea, but they do not directly affect the neuroendocrine control of ovarian function like progestins do.
4. A client is brought to the emergency department after a motor vehicle accident in which she suffered a spinal cord injury at the level of C5. Which of the following assessments should be the priority?
- A. Monitoring urinary output
- B. Monitoring heart rate and rhythm
- C. Monitoring respiratory rate
- D. Monitoring the client's pain levels
Correct answer: B
Rationale: The correct answer is monitoring heart rate and rhythm. With a C5 spinal cord injury, monitoring heart rate and rhythm is crucial as it can impact autonomic regulation. This level of injury can affect cardiac function due to the disruption of sympathetic nerve fibers. Monitoring urinary output may be important to assess for urinary retention, but it is not the priority in this scenario. While monitoring respiratory rate is essential in all patients, in this case, cardiovascular stability takes precedence. Pain management is important but is not the priority when assessing a client with a C5 spinal cord injury.
5. Which of the following steps occurs first during hemostasis?
- A. Vascular spasm
- B. Platelet plug
- C. Coagulation
- D. Dissolution of the clot
Correct answer: A
Rationale: Vascular spasm is the initial step in hemostasis, where blood vessels constrict to reduce blood flow to the injured area. This constriction helps limit blood loss until further steps like platelet plug formation and coagulation can take place. Platelet plug formation and coagulation occur after the vascular spasm, making them incorrect choices. Dissolution of the clot happens much later in the healing process, after the injury has sufficiently healed.
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