ATI LPN
ATI Adult Medical Surgical
1. A patient with glaucoma is prescribed timolol eye drops. What is the primary action of this medication?
- A. Reduce intraocular pressure
- B. Dilate the pupils
- C. Constrict the pupils
- D. Enhance tear production
Correct answer: A
Rationale: Timolol eye drops are prescribed to reduce intraocular pressure in patients with glaucoma. By decreasing the pressure within the eye, timolol helps prevent damage to the optic nerve, which is crucial in managing glaucoma and preserving vision. Dilating or constricting the pupils or enhancing tear production are not the primary actions of timolol eye drops.
2. A patient with chronic pain is prescribed a fentanyl patch. What is the most important instruction for the nurse to provide?
- A. Apply the patch to a different site each time.
- B. Change the patch every 72 hours.
- C. Avoid using additional heating pads over the patch.
- D. Remove the patch before showering.
Correct answer: B
Rationale: The most important instruction for the nurse to provide to a patient prescribed a fentanyl patch is to change the patch every 72 hours. This ensures consistent pain control and prevents complications. It is crucial to rotate the application sites to prevent skin irritation or reactions. Using additional heating pads over the patch should be avoided as it can increase the absorption of the medication, leading to overdose or adverse effects. Removing the patch before showering is not necessary as long as the patch is securely in place.
3. In a 45-year-old woman with a history of arthritis experiencing severe heartburn and indigestion refractory to antacids, which findings on an esophageal manometry study are consistent with her diagnosis?
- A. Vigorous peristalsis and elevated lower esophageal sphincter (LES) pressure
- B. Absent peristalsis and elevated LES pressure
- C. Absent peristalsis and decreased LES pressure
- D. Vigorous peristalsis and decreased LES pressure
Correct answer: C
Rationale: The correct answer is C: Absent peristalsis and decreased lower esophageal sphincter (LES) pressure. The patient in this scenario has scleroderma esophagus, characterized by atrophy of esophageal smooth muscle, leading to the loss of peristalsis and LES tone. These changes contribute to severe symptoms of gastroesophageal reflux disease (GERD) and esophagitis. Absent peristalsis and decreased LES pressure are typical findings in scleroderma esophagus, contributing to the refractory nature of the patient's symptoms despite antacid use.
4. An 82-year-old woman with no past medical history presents to your clinic complaining of arthritic symptoms. She is not taking any medications but needs something for her arthritis. You want to start her on a nonsteroidal anti-inflammatory drug (NSAID) but are concerned about her age and the risk of peptic ulcers. As she has to pay for her medications out-of-pocket and requests the most cost-effective option, what is the most appropriate treatment plan?
- A. Prescribe an inexpensive NSAID alone
- B. Prescribe an inexpensive NSAID and misoprostol
- C. Prescribe celecoxib
- D. Prescribe an inexpensive NSAID and sucralfate
Correct answer: A
Rationale: In this scenario, the most appropriate treatment plan would be to prescribe an inexpensive NSAID alone. While the elderly woman is at a higher risk of developing NSAID-related toxicity, prophylaxis with misoprostol or sucralfate is not recommended in the absence of a history of peptic ulcer disease or abdominal symptoms. Celecoxib, a selective COX-2 inhibitor, may be a more expensive option than traditional NSAIDs. Considering the patient's preference for the most inexpensive option and the lack of specific risk factors, starting with a standalone NSAID is the most suitable approach.
5. The preceptor is orienting a new graduate nurse to the critical care unit. The preceptor asks the new graduate to state symptoms that most likely indicate the beginning of a shock state in a critically ill client. What findings should the new graduate nurse identify?
- A. Warm skin, hypertension, and constricted pupils.
- B. Bradycardia, hypotension, and respiratory acidosis.
- C. Mottled skin, tachypnea, and hyperactive bowel sounds.
- D. Tachycardia, mental status change, and low urine output.
Correct answer: D
Rationale: Tachycardia, mental status change, and low urine output are early indicators of shock. In a critically ill client, these findings suggest a decrease in tissue perfusion. Prompt recognition and intervention are crucial to prevent the progression of shock and its complications.
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