ATI RN
ATI Pathophysiology Exam
1. A 23-year-old pregnant female visits her primary care provider for her final prenatal checkup. The primary care provider determines that the fetus has developed an infection in utero. Which of the following would be increased in the fetus at birth?
- A. IgG
- B. IgA
- C. IgM
- D. IgD
Correct answer: C
Rationale: The correct answer is IgM. IgM is the first antibody produced in response to an infection and is elevated in a fetus with an in utero infection. IgG is the primary antibody responsible for providing immunity to the fetus and is transferred across the placenta during the third trimester. IgA is mainly found in mucosal areas and colostrum but not significantly elevated in fetal infections. IgD is involved in the development and maturation of B cells but not typically increased in fetal infections.
2. A nurse is teaching a patient about the use of testosterone gel for the treatment of hypogonadism. What important instruction should the nurse provide?
- A. Apply the gel after showering, and allow it to dry completely before dressing.
- B. Apply the gel to the genitals for maximum absorption.
- C. Apply the gel before bedtime to enhance absorption during sleep.
- D. Apply the gel to the face and neck for improved results.
Correct answer: A
Rationale: The correct instruction is to apply testosterone gel after showering and allow it to dry completely before dressing. This helps prevent the transfer of the gel to others and ensures proper absorption. Choice B is incorrect because the gel should not be applied to the genitals. Choice C is incorrect as there is no specific benefit to applying the gel before bedtime. Choice D is incorrect as the gel should not be applied to the face and neck for the treatment of hypogonadism.
3. A 25-year-old woman who works as an air traffic controller presents with facial pain and severe headache. She reports that she sometimes feels the pain in her neck or ear and that it is particularly bad during very busy times at the airport. What is the most likely diagnosis?
- A. Migraine headache
- B. Cluster headache
- C. Temporomandibular joint syndrome
- D. Sinus headache
Correct answer: C
Rationale: The most likely diagnosis for the 25-year-old woman who works as an air traffic controller and presents with facial pain and severe headache that sometimes radiates to her neck or ear, aggravated by stress, is Temporomandibular joint syndrome. This syndrome involves pain in the jaw joint and the muscles controlling jaw movement, which can radiate to the surrounding areas like the neck and ear. Stress and clenching of the jaw commonly exacerbate the symptoms. Migraine headache (choice A) typically presents with other symptoms like nausea, sensitivity to light or sound, and can be triggered by various factors, not just stress. Cluster headache (choice B) is characterized by severe, unilateral pain around the eye with associated autonomic symptoms. Sinus headache (choice D) is usually associated with sinus congestion or infection, presenting with facial pressure or pain, often worsened by bending forward.
4. A patient taking hormonal contraceptives will soon turn 35 years of age. She is moderately obese and has smoked for 15 years. Which of the following is most important?
- A. Begin an exercise regimen.
- B. Begin smoking cessation.
- C. Begin daily aspirin therapy.
- D. Begin taking a loop diuretic to aid weight loss.
Correct answer: B
Rationale: The most important action for a patient taking hormonal contraceptives, who is nearing 35 years of age, moderately obese, and has a history of smoking for 15 years, is to begin smoking cessation. Women over 35, especially smokers, are at an increased risk of blood clots and cardiovascular issues when using hormonal contraceptives. Smoking cessation is crucial to reduce this risk. Beginning an exercise regimen may be beneficial for overall health but is not as critical as stopping smoking in this scenario. Daily aspirin therapy or taking a loop diuretic are not indicated in this situation and may not address the primary risk associated with hormonal contraceptives and smoking.
5. A patient is being treated with hormone replacement therapy (HRT) for menopausal symptoms. What are the risks associated with long-term HRT that the nurse should discuss with the patient?
- A. HRT may increase the risk of cardiovascular events and breast cancer.
- B. HRT may decrease the risk of osteoporosis.
- C. HRT may increase the risk of venous thromboembolism.
- D. HRT may improve mood and energy levels.
Correct answer: A
Rationale: The correct answer is A. Long-term HRT is associated with increased risks of cardiovascular events and breast cancer. These risks should be discussed with the patient to ensure they are informed about the potential adverse effects. Choice B is incorrect because HRT does not decrease the risk of osteoporosis; in fact, it may increase the risk of certain conditions like cardiovascular events. Choice C is incorrect as HRT is associated with an increased risk of venous thromboembolism, not a decreased risk. Choice D is incorrect because while HRT may have positive effects like improving symptoms of menopause, it is not primarily indicated for improving mood and energy levels.
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