ATI RN
ATI Pathophysiology Exam 2
1. Which of the following describes the damage to the brain that results in cerebral palsy?
- A. Reversible with cognitive therapy in infancy
- B. Transient and resolves in adulthood through physical therapy
- C. Manifests in adulthood after regular childhood activities
- D. Irreversible and occurs before, during, or after birth or infancy
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. An older adult man has moved to a long-term care facility, and the nurse is performing medication reconciliation. The resident's current medication regimen includes alfuzosin (Uroxatral). After considering the most likely indication for this drug, what potential problem should the nurse include in the resident's interdisciplinary plan of care?
- A. Impaired urinary elimination
- B. Ineffective sexual pattern
- C. Sexual dysfunction
- D. Functional urinary incontinence
Correct answer: C
Rationale: The correct answer is C, 'Sexual dysfunction.' Alfuzosin is commonly prescribed for benign prostatic hyperplasia (BPH), a condition that can lead to sexual dysfunction in older men. It is important to include this potential problem in the interdisciplinary plan of care to address the impact of the medication on the resident's sexual health. Choices A, B, and D are incorrect because while alfuzosin can affect urinary function, the primary concern related to this medication in this scenario is sexual dysfunction due to its indication for BPH.
3. When a patient asks the nurse what hypersensitivity is, how should the nurse respond? Hypersensitivity is best defined as:
- A. A reduced immune response found in most pathologic states
- B. A normal immune response to an infectious agent
- C. An excessive or inappropriate response of the immune system to a sensitizing antigen
- D. Antigenic desensitization
Correct answer: C
Rationale: Hypersensitivity is correctly defined as an excessive or inappropriate response of the immune system to a sensitizing antigen. This response leads to tissue damage or other clinical manifestations. Choice A is incorrect as hypersensitivity involves an exaggerated, not a reduced, immune response. Choice B is incorrect because hypersensitivity is not a normal immune response to an infectious agent but rather an exaggerated one. Choice D is incorrect as it refers to desensitization, which is the opposite of hypersensitivity.
4. Which of the following wounds is most likely to heal by secondary intention?
- A. A finger laceration received while cutting onions
- B. A stage IV pressure ulcer that developed in a nursing home
- C. A needlestick injury received while administering parenteral medication
- D. An incision from an open appendectomy
Correct answer: B
Rationale: A stage IV pressure ulcer is a deep wound involving tissue loss that typically heals by secondary intention. This process involves the wound healing from the bottom up with granulation tissue and often results in significant scarring. Choice A, a finger laceration, would generally heal by primary intention due to its clean edges and minimal tissue loss. Choice C, a needlestick injury, is likely to be sutured and heal by primary intention since it is a small, clean wound. Choice D, an incision from an open appendectomy, is usually closed with sutures and heals by primary intention as well.
5. What is a common cause of a pulmonary embolism?
- A. An autoimmune disorder
- B. A venous blood clot from the lower extremity
- C. An increase in intracranial pressure
- D. Hypotension
Correct answer: B
Rationale: A pulmonary embolism is commonly caused by a blood clot that originates in the venous system of the lower extremity and travels to the lungs, blocking blood flow. This clot is known as a venous thromboembolism. An autoimmune disorder (Choice A) is not typically associated with pulmonary embolism. Intracranial pressure (Choice C) refers to pressure inside the skull and is unrelated to pulmonary embolism. Hypotension (Choice D) is low blood pressure and is not a common cause of pulmonary embolism.
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