ATI RN
WGU Pathophysiology Final Exam
1. What long-term risks should the nurse discuss with a patient being treated with hormone replacement therapy (HRT) for menopausal symptoms?
- A. HRT may increase the risk of cardiovascular events and breast cancer.
- B. HRT may decrease the risk of osteoporosis.
- C. HRT may improve mood and energy levels.
- D. HRT may increase the risk of venous thromboembolism.
Correct answer: A
Rationale: The correct answer is A. Long-term hormone replacement therapy (HRT) is associated with increased risks of cardiovascular events and breast cancer. These risks should be discussed with the patient to ensure they are aware of the potential adverse effects. Choice B is incorrect because HRT does not decrease the risk of osteoporosis; in fact, it has been linked to an increased risk of this condition. Choice C is incorrect as while HRT may have positive effects on mood and energy levels for some individuals, the focus here is on the long-term risks that need to be addressed. Choice D is incorrect as HRT is indeed associated with an increased risk of venous thromboembolism, but the primary focus of the question is on cardiovascular events and breast cancer.
2. A female patient is concerned about the side effects of oral contraceptives. What should the nurse explain as a common side effect?
- A. Increased energy levels
- B. Decreased libido
- C. Weight gain
- D. Hair loss
Correct answer: C
Rationale: The correct answer is C: Weight gain. Weight gain is a common side effect of oral contraceptives due to hormonal changes. It is essential for healthcare providers to inform patients about this possibility to manage expectations. Choice A, increased energy levels, is not a common side effect of oral contraceptives. Choice B, decreased libido, can be a side effect for some individuals but is not as common as weight gain. Choice D, hair loss, is not typically associated with oral contraceptives. Therefore, it is important for the nurse to address the patient's concerns by discussing the more prevalent side effects like weight gain.
3. In nephritic syndrome compared to nephrotic syndrome, there is:
- A. higher amounts of albuminuria.
- B. negligible hematuria or absence of hematuria.
- C. presence of red blood cell casts in the urine.
- D. hypoalbuminemia
Correct answer: C
Rationale: In nephritic syndrome, the presence of red blood cell casts in the urine is a characteristic finding, reflecting glomerular inflammation and damage. This differentiates it from nephrotic syndrome, where red blood cell casts are typically absent. Choice A is incorrect because nephritic syndrome usually presents with less albuminuria compared to nephrotic syndrome. Choice B is incorrect as hematuria is a common feature of nephritic syndrome. Choice D is incorrect as hypoalbuminemia is more commonly associated with nephrotic syndrome.
4. When a child jumps out of the tub, crying and stating her feet are 'burning,' what pathophysiologic principle is responsible for this response?
- A. Pain receptors (nociceptors) have been activated in response to a thermal stimulus.
- B. The child's skin thermal receptors have undergone adaptation.
- C. The child is exhibiting a psychogenic pain response due to anxiety.
- D. The child is experiencing a conditioned pain response based on previous experiences.
Correct answer: A
Rationale: The child's reaction is due to the activation of nociceptors, which are pain receptors that respond to thermal stimuli. This response is an immediate protective mechanism to prevent tissue damage caused by extreme temperatures. Option B is incorrect because adaptation does not explain the child's immediate and intense response. Option C is incorrect as there is a clear physical stimulus present, ruling out a psychogenic response. Option D is incorrect as the child's response is not based on previous experiences but rather on the current thermal stimulus.
5. Which statement best conveys an aspect of the role of cerebrospinal fluid (CSF)?
- A. CSF provides immune protection to the brain and spinal cord by serving as a physical barrier.
- B. CSF cushions the brain and spinal cord, protecting them from injury.
- C. CSF plays a limited role in the exchange of nutrients and waste products between the blood and brain.
- D. CSF functions primarily as a medium for the transmission of nerve impulses.
Correct answer: B
Rationale: The correct answer is B. Cerebrospinal fluid primarily cushions the brain and spinal cord, protecting them from injury. Choice A is incorrect because while CSF contributes to the brain's immune environment, its main role is not providing immune protection as a physical barrier. Choice C is incorrect because CSF has a significant role in the exchange of nutrients and waste products, rather than a limited one. Choice D is incorrect as CSF is not primarily a medium for nerve impulse transmission, but rather serves as a protective and supportive fluid.
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