which of the following describes the damage to the brain that results in cerebral palsy
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ATI Pathophysiology Exam 2

1. Which of the following describes the damage to the brain that results in cerebral palsy?

Correct answer: D

Rationale: The correct answer is D. Cerebral palsy involves irreversible damage to the brain that occurs before, during, or shortly after birth, impacting movement and coordination. Choices A, B, and C are incorrect because cerebral palsy is not reversible with cognitive therapy or physical therapy, does not resolve in adulthood, and does not manifest in adulthood after regular childhood activities.

2. 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?

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.

3. After studying about fungi, which information indicates a correct understanding of fungi? Fungi causing deep or systemic infections:

Correct answer: D

Rationale: The correct answer is D: 'Are commonly opportunistic.' Fungi causing deep or systemic infections are commonly opportunistic, particularly in individuals with compromised immune systems. Choice A is incorrect because fungi infections are not easily treated with penicillin. Choice B is incorrect as deep or systemic fungal infections are not extremely rare. Choice C is incorrect as fungal infections can co-occur with other infections.

4. A patient with severe peripheral vascular disease has developed signs of dry gangrene on the great toe of one foot. Which of the following pathophysiologic processes most likely contributed to this diagnosis?

Correct answer: C

Rationale: The correct answer is C: Impaired arterial blood supply. Dry gangrene is typically caused by impaired arterial blood supply, leading to tissue death without bacterial infection. Choices A, B, and D are incorrect. Inappropriate activation of apoptosis is not a common cause of dry gangrene. Bacterial invasion usually leads to wet gangrene, not dry gangrene. Metaplastic cellular changes are not directly associated with the development of dry gangrene.

5. Which of the following statements characterizes irritable bowel syndrome?

Correct answer: C

Rationale: Irritable bowel syndrome (IBS) is a gastrointestinal disorder characterized by abdominal pain, bloating, and changes in bowel habits. While IBS can lead to symptoms like diarrhea or constipation, it typically does not cause anemia (choice A), is not generally associated with intestinal E. coli (choice B), and is not often associated with bloody diarrhea (choice D). However, IBS can indeed be associated with anxiety and/or depression (choice C) due to the gut-brain axis, a bidirectional communication system between the gut and the brain. This association is well-documented in IBS patients, highlighting the importance of considering psychological factors in managing the condition.

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