ATI RN
ATI Pathophysiology Exam 2
1. During the cellular stage of acute inflammation, which type of cells arrive first and in great numbers?
- A. Basophils
- B. Lymphocytes
- C. Neutrophils
- D. Platelets
Correct answer: C
Rationale: During the cellular stage of acute inflammation, neutrophils are the first responders. Neutrophils arrive at the site of injury in large numbers to combat pathogens and remove debris. Basophils and lymphocytes are also involved in the inflammatory response, but they are not the first to arrive. Platelets play a role in hemostasis and blood clotting, rather than being the primary cells involved in the initial inflammatory response.
2. What aspect of this woman's current health status would contraindicate the use of oral contraceptives?
- A. The woman has a diagnosis of type 2 diabetes.
- B. The woman has asthma and uses inhaled corticosteroids and bronchodilators.
- C. The woman has a family history of breast cancer.
- D. The woman takes an antiplatelet medication for coronary artery disease.
Correct answer: A
Rationale: The correct answer is A. Women with type 2 diabetes are at higher risk of developing cardiovascular complications. Oral contraceptives further increase this risk due to their potential effects on blood pressure, lipid metabolism, and clotting factors. Choice B is incorrect as inhaled corticosteroids and bronchodilators do not contraindicate the use of oral contraceptives. Choice C is incorrect as a family history of breast cancer does not directly contraindicate the use of oral contraceptives. Choice D is also incorrect as taking an antiplatelet medication for coronary artery disease does not necessarily contraindicate the use of oral contraceptives.
3. Which of the following is a complication of compartment syndrome?
- A. Hemorrhage
- B. Pain and tissue damage
- C. Increased limb function
- D. Chronic kidney disease
Correct answer: B
Rationale: The correct answer is B: Pain and tissue damage. Compartment syndrome occurs due to increased pressure within the muscle compartments, leading to pain and tissue damage. Hemorrhage (choice A) is not a typical complication of compartment syndrome. Increased limb function (choice C) is not a complication but rather a potential improvement if the condition is managed appropriately. Chronic kidney disease (choice D) is unrelated to compartment syndrome.
4. The patient should be taught that an improvement in symptoms will likely be noticed within
- A. 48 hours.
- B. a week to 10 days.
- C. 2 to 3 weeks.
- D. 4 to 6 weeks.
Correct answer: C
Rationale: When taking isoniazid and rifampin for active tuberculosis, patients should be taught that an improvement in symptoms will likely be noticed within 2 to 3 weeks. Choice A (48 hours) is too soon to expect significant improvement in symptoms. Choice B (a week to 10 days) is also too early for noticeable improvement with this medication regimen. Choice D (4 to 6 weeks) is too far out to expect a noticeable improvement in symptoms.
5. 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.
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