ATI RN
Pathophysiology Final Exam
1. An 8-year-old boy has been diagnosed with a sex hormone deficiency and has begun a course of treatment with testosterone. What change in the boy's health status would necessitate a stop to the course of treatment?
- A. Excessive growth in height
- B. Signs of puberty
- C. Recurrent urinary tract infections
- D. Increased blood pressure
Correct answer: B
Rationale: In an 8-year-old boy with a sex hormone deficiency being treated with testosterone, the appearance of signs of puberty would necessitate stopping the treatment. Testosterone therapy in this case aims to supplement the deficient sex hormones but should not trigger premature puberty. Excessive growth in height (choice A) is not a typical reason to stop testosterone therapy. Recurrent urinary tract infections (choice C) and increased blood pressure (choice D) are not directly related to testosterone therapy in this context.
2. When assessing a patient experiencing breakthrough bleeding while taking oral contraceptives, what should the nurse consider?
- A. The possibility of pregnancy
- B. The patient's adherence to the medication schedule
- C. The need for an increased dosage
- D. The effectiveness of the current oral contraceptive
Correct answer: B
Rationale: When a patient on oral contraceptives experiences breakthrough bleeding, it is crucial for the nurse to consider the patient's adherence to the medication schedule. Breakthrough bleeding is often a sign of missed doses or inconsistent use, which can decrease the effectiveness of the oral contraceptive. Considering the possibility of pregnancy (Choice A) is important but secondary to assessing adherence. The need for an increased dosage (Choice C) is not typically the first consideration for breakthrough bleeding. Evaluating the effectiveness of the current oral contraceptive (Choice D) is relevant but should come after assessing adherence to the medication schedule.
3. How should rifampin most likely be administered to a patient diagnosed with tuberculosis?
- A. Orally, with food
- B. Orally, on an empty stomach
- C. Intramuscularly
- D. Intravenously, as a bolus
Correct answer: A
Rationale: Rifampin is typically administered orally, and it is recommended to be taken with food to enhance its absorption and reduce gastrointestinal side effects. Administering rifampin intramuscularly or intravenously is not the standard route of administration for this medication used in tuberculosis treatment.
4. Hematopoiesis occurs primarily in the bone marrow. What cells are formed during this process?
- A. Pancreatic beta cells
- B. Red blood cells
- C. Gastric parietal cells
- D. Neurons and glial cells
Correct answer: B
Rationale: The correct answer is B: Red blood cells. Hematopoiesis is the process of blood cell formation that primarily occurs in the bone marrow. Red blood cells are one of the main cell types formed during this process. Pancreatic beta cells (Choice A), gastric parietal cells (Choice C), and neurons and glial cells (Choice D) are not formed during hematopoiesis. Pancreatic beta cells are involved in insulin production, gastric parietal cells secrete gastric acid, and neurons and glial cells are part of the nervous system.
5. 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.
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