ATI RN
ATI Pathophysiology Exam 2
1. If a patient complains of dizziness, which term below best describes this feeling?
- A. Contraindication
- B. Sign
- C. Objective data
- D. Symptom
Correct answer: D
Rationale: The correct answer is D: 'Symptom.' Dizziness is a symptom because it is a subjective experience reported by the patient. A 'contraindication' refers to a specific situation in which a drug, procedure, or surgery should not be used because it may be harmful. A 'sign' is an objective finding that can be observed or measured. 'Objective data' refers to measurable and observable information about a patient's condition, which is usually obtained through physical examination or diagnostic tests. Therefore, in this case, 'Symptom' is the best term to describe the patient's feeling of dizziness.
2. What are direct effects of antibodies? (Select ONE that does not apply):
- A. Neutralization
- B. Agglutination
- C. Precipitation
- D. Phagocytosis
Correct answer: D
Rationale: The direct effects of antibodies include neutralization, agglutination, and precipitation. Antibodies neutralize pathogens by binding to them and preventing their harmful effects. Agglutination involves the clumping together of pathogens, making it easier for phagocytes to engulf them. Precipitation refers to the process where antibodies bind to soluble antigens, forming large complexes that are easily removed from the body. Phagocytosis, on the other hand, is an indirect effect of antibodies where phagocytes engulf and destroy pathogens opsonized by antibodies, not a direct effect.
3. A male patient receiving androgen therapy is concerned about prostate cancer. What should the nurse explain about the risks associated with this therapy?
- A. Finasteride has been shown to reduce the risk of developing prostate cancer.
- B. Finasteride has no impact on the risk of developing prostate cancer.
- C. Finasteride may increase the risk of developing prostate cancer.
- D. Finasteride has no effect on the risk of prostate cancer.
Correct answer: A
Rationale: The correct answer is A. Finasteride, a type of androgen therapy, has been shown to reduce the risk of developing prostate cancer. It works by shrinking the prostate gland, which can help lower the risk of developing prostate cancer. However, while it may reduce the risk, regular screening is still recommended to monitor for any potential issues. Choice B is incorrect because finasteride does have an impact on reducing the risk of prostate cancer. Choice C is incorrect as finasteride is not known to increase the risk of developing prostate cancer. Choice D is incorrect as finasteride does have an effect on reducing the risk of prostate cancer.
4. A patient with hypogonadism is being treated with testosterone gel. What application instructions should the nurse provide?
- A. Apply the gel to the face and neck for maximum absorption.
- B. Apply the gel to the chest or upper arms and allow it to dry completely before dressing.
- C. Apply the gel to the genitals for improved results.
- D. Apply the gel to the scalp and back.
Correct answer: B
Rationale: The correct answer is B. Testosterone gel should be applied to the chest or upper arms and allowed to dry completely before dressing to avoid transfer to others. Applying the gel to the face, neck, genitals, scalp, or back is not recommended as these areas may lead to unintentional transfer to others, inappropriate absorption, or potential side effects. Choice A is incorrect as applying the gel to the face and neck can lead to unwanted transfer. Choice C is incorrect as applying the gel to the genitals is not the recommended site for application. Choice D is incorrect as the scalp and back are not appropriate sites for applying testosterone gel.
5. A patient is prescribed tadalafil (Cialis) for erectile dysfunction. What critical contraindication should the nurse discuss with the patient?
- A. Use of nitrates
- B. Use of antihypertensive medications
- C. History of hypertension
- D. History of peptic ulcer disease
Correct answer: A
Rationale: The correct answer is A: Use of nitrates. Tadalafil (Cialis) is contraindicated in patients taking nitrates due to the risk of severe hypotension. Nitrates potentiate the hypotensive effects of tadalafil, leading to a potentially life-threatening drop in blood pressure. Choices B, C, and D are incorrect because antihypertensive medications, history of hypertension, and history of peptic ulcer disease are not critical contraindications for tadalafil use. While caution may be needed in patients with certain conditions, the highest priority is addressing the interaction with nitrates.
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