ATI RN
Pathophysiology Exam 1 Quizlet
1. What is the most common cause of cancer-related deaths in both men and women?
- A. Lung cancer
- B. Breast cancer
- C. Colorectal cancer
- D. Prostate cancer
Correct answer: A
Rationale: Lung cancer is the leading cause of cancer-related deaths in both men and women globally. It is strongly associated with smoking and exposure to environmental toxins. Breast cancer (choice B) primarily affects women, while colorectal cancer (choice C) and prostate cancer (choice D) are more gender-specific. Colorectal cancer is more common in both men and women but not the leading cause of cancer-related deaths.
2. Which of the following mediators of inflammation causes increased capillary permeability and pain?
- A. Serotonin
- B. Histamine
- C. Bradykinin
- D. Nitric oxide
Correct answer: C
Rationale: Bradykinin is the correct answer. It is a potent mediator of inflammation that causes increased capillary permeability and is responsible for the pain associated with inflammation. Serotonin and histamine are also mediators of inflammation, but they are not primarily known for increasing capillary permeability or inducing pain. Nitric oxide is involved in various physiological processes but is not a primary mediator of inflammation that causes increased capillary permeability and pain.
3. A woman is complaining that she feels like the room is spinning even though she is not moving. Which of the following is characteristic of benign positional vertigo?
- A. It usually occurs with a headache.
- B. Pupillary changes are common.
- C. It is usually triggered when the patient bends forward.
- D. Nystagmus continues even when the eyes fixate on an object.
Correct answer: C
Rationale: The correct answer is C: 'It is usually triggered when the patient bends forward.' Benign positional vertigo is often triggered by changes in head position, such as bending forward. Choices A, B, and D are incorrect. A is incorrect because benign positional vertigo is not typically associated with headaches. B is incorrect because pupillary changes are not a common feature of benign positional vertigo. D is incorrect because nystagmus in benign positional vertigo usually stops when the eyes fixate on an object.
4. A male patient is receiving testosterone therapy for hypogonadism. What serious adverse effect should the nurse monitor for during this therapy?
- A. Increased risk of liver dysfunction
- B. Increased risk of prostate cancer
- C. Increased risk of bone fractures
- D. Increased risk of breast cancer
Correct answer: A
Rationale: The correct answer is A: Increased risk of liver dysfunction. Testosterone therapy can lead to liver dysfunction, including cholestatic jaundice and hepatitis. This adverse effect necessitates monitoring of liver function tests during testosterone therapy. Choice B, increased risk of prostate cancer, is incorrect because testosterone therapy does not cause prostate cancer but is contraindicated in patients with known or suspected prostate cancer. Choice C, increased risk of bone fractures, is incorrect as testosterone therapy is actually associated with an increase in bone mineral density, reducing the risk of fractures. Choice D, increased risk of breast cancer, is incorrect because testosterone therapy in males does not increase the risk of breast cancer.
5. Which of the following characteristics is common in both malignant and benign tumors?
- A. Uncontrolled cell growth
- B. Rapid growth
- C. Metastasis
- D. Invasion of surrounding tissue
Correct answer: A
Rationale: The correct answer is A: Uncontrolled cell growth. This characteristic is common to both malignant and benign tumors. Benign tumors are non-cancerous growths that do not invade nearby tissue or spread to other parts of the body. Therefore, choices B, C, and D are incorrect. Rapid growth, metastasis, and invasion of surrounding tissue are characteristics typically associated with malignant tumors.
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