HESI RN
HESI Medical Surgical Practice Exam Quizlet
1. What types of medications should the healthcare provider expect to administer to a client during an acute respiratory distress episode?
- A. Vasodilators and hormones.
- B. Analgesics and sedatives.
- C. Anticoagulants and expectorants.
- D. Bronchodilators and steroids.
Correct answer: D
Rationale: During an acute respiratory distress episode, the priority is to widen air passages, increase air space, and reduce alveolar membrane inflammation. Therefore, the client would likely require bronchodilators to open up the airways and steroids to reduce inflammation. Vasodilators and hormones (Choice A) are not typically indicated in this situation. Analgesics and sedatives (Choice B) may be used for pain management and anxiety but are not primary treatments for respiratory distress. Anticoagulants and expectorants (Choice C) are not the main medications used during an acute respiratory distress episode and may not address the immediate needs of the client.
2. Why is lactated Ringer’s solution given to a patient experiencing vomiting and diarrhea?
- A. To increase interstitial and intracellular hydration
- B. To maintain plasma volume over time
- C. To pull water from the interstitial space into the extracellular fluid
- D. To replace water and electrolytes
Correct answer: D
Rationale: Lactated Ringer’s solution is an isotonic solution commonly used to replace water and electrolytes lost due to conditions like vomiting and diarrhea. It helps to restore fluid balance by replacing the lost volume and electrolytes. Option A is incorrect because hypotonic fluids, not lactated Ringer’s solution, increase interstitial and intracellular hydration. Option B is incorrect as colloidal solutions, not lactated Ringer’s solution, are used to maintain plasma volume over time. Option C is incorrect as hypertonic solutions, not lactated Ringer’s solution, pull water from the interstitial space into the extracellular fluid.
3. When planning activities for a socialization group for older residents of a long-term facility, what information would be most useful for the nurse?
- A. The length of time each resident has resided at the facility.
- B. A brief description of each resident's family life.
- C. The age of each resident.
- D. The usual activity patterns of each resident.
Correct answer: D
Rationale: The most useful information for the nurse when planning activities for a socialization group for older residents of a long-term facility would be the usual activity patterns of each resident. An older person's level of activity is a determining factor in adjustment to aging, as described by the Activity Theory of Aging. By understanding the usual activity patterns of each resident, the nurse can tailor activities that cater to their interests and abilities, promoting social engagement and overall well-being. The other options, such as the length of time residing at the facility, a brief description of family life, or the age of each resident, may provide some insights but do not directly relate to planning activities that support adjustment to aging and socialization within the group.
4. A child who weighs 10 kg will begin taking oral trimethoprim-sulfamethoxazole (TMP-SMX). The liquid preparation contains 40 mg of TMP and 200 mg of SMX per 5 mL. The nurse determines that the child’s dose should be 8 mg of TMP and 40 mg of SMX/kg/day divided into two doses. Which order for this child is correct?
- A. 5 mL PO BID
- B. 5 mL PO daily
- C. 10 mL PO BID
- D. 10 mL PO daily
Correct answer: A
Rationale: The correct answer is A: '5 mL PO BID.' To calculate the child’s daily dose requirement, you multiply the child's weight (10 kg) by the prescribed dosage per kg, which is 8 mg for TMP and 40 mg for SMX. This results in a total daily requirement of 80 mg of TMP and 400 mg of SMX. To divide this into two doses, each dose should contain half of the total daily requirement, which is 40 mg TMP and 200 mg SMX. Since the liquid preparation contains 40 mg of TMP and 200 mg of SMX per 5 mL, the correct dose per administration is 5 mL. Therefore, 5 mL PO BID is the correct order. Choice B, '5 mL PO daily,' is incorrect as the total daily dose needs to be divided into two doses. Choices C and D, '10 mL PO BID' and '10 mL PO daily,' respectively, are incorrect as they do not align with the calculated dosage requirements based on the child's weight and the prescribed dosage per kg.
5. A client with early breast cancer receives the results of a breast biopsy and asks the nurse to explain the meaning of staging and the type of receptors found on the cancer cells. Which explanation should the nurse provide?
- A. Lymph node involvement is not significant.
- B. Small tumors are aggressive and indicate poor prognosis.
- C. The tumor's estrogen receptor guides treatment options.
- D. Stage I indicates metastasis.
Correct answer: C
Rationale: Treatment decisions and prediction of prognosis are related to the tumor's receptor status, such as estrogen and progesterone receptor status which commonly are well-differentiated, have a lower chance of recurrence, and are receptive to hormonal therapy. Tumor staging designates tumor size and spread of breast cancer cells into axillary lymph nodes, which is one of the most important prognostic factors in early-stage breast cancer.
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