RN exams clinical judgment practice questions, set 105
RN exams · clinical judgment
RN exams clinical judgment practice questionsset 105
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Five clinical judgment questions with answers
Cover the key. Write the first action. Then open the rationale and name why the other choices fail.
Question 1
A patient with pleural effusion is scheduled for a thoracentesis. What is the nurse's role during the procedure?
A. Monitor oxygen saturation continuously.
B. Instruct the patient to hold their breath.
C. Position the patient on the affected side.
D. Provide emotional support and monitor vital signs.
Show answer and rationale
Correct answer: D — Provide emotional support and monitor vital signs.
The correct answer is D because providing emotional support and monitoring vital signs are essential roles for the nurse during a thoracentesis procedure. Emotional support helps to reduce anxiety and promote patient comfort. Monitoring vital signs ensures patient safety and early detection of any complications.
Choice A (monitor oxygen saturation continuously) is not typically necessary during a thoracentesis unless the patient is at high risk for respiratory compromise.
Choice B (instruct the patient to hold their breath) is incorrect as the patient is usually instructed to breathe normally or take shallow breaths during the procedure to minimize movement.
Choice C (position the patient on the affected side) is also incorrect as the patient is typically positioned sitting upright or slightly leaning forward to facilitate access to the pleural space.
Question 2
A nurse is presenting information to the community about preventive measures to reduce the risk of contracting the West Nile virus. Which of the following instructions should the nurse include?
A. Reduce time spent outside
B. Encourage the use of insect repellent
C. Stay in the house
Show answer and rationale
Correct answer: B — Encourage the use of insect repellent
The correct answer is B: Encourage the use of insect repellent. This is because insect repellent helps to deter mosquitoes, which are vectors for the West Nile virus. Mosquito bites are a common mode of transmission for the virus. By using insect repellent, individuals can protect themselves from mosquito bites and reduce the risk of contracting the virus.
Choice A (Reduce time spent outside) is not as effective as using insect repellent because mosquitoes can still bite individuals even when they are outdoors for a short period. Choice C (Stay in the house) is also not practical as it may not be feasible for individuals to stay indoors all the time.
Encouraging the use of insect repellent is a practical and effective preventive measure that individuals can easily incorporate into their daily routine to reduce the risk of contracting the West Nile virus.
Question 3
16wks gestation reports for a triple screen test. What statements determines understanding?
A. "This test can be used as a screening for spina bifida."
B. "This test is a screen test, and I will need other testing if I have abn results."
C. "this test can indicate if I may be at an increased risk for having a child with down syndrome."
D. A triple screen test is a screening tool. Maternal blood is drawn and alpha-fetoprotein, hcg, and estriol values are assessed to determine if the mother is at an increased risk for neural tube defects or chromosomal trisomy's. Spina bifida and downs syndrome are the two most common risks.
Show answer and rationale
Correct answer: D — A triple screen test is a screening tool. Maternal blood is drawn and alpha-fetoprotein, hcg, and estriol values are assessed to determine if the mother is at an increased risk for neural tube defects or chromosomal trisomy's. Spina bifida and downs syndrome are the two most common risks.
Step-by-step rationale for why answer D is correct:
1. A triple screen test includes assessing alpha-fetoprotein, hCG, and estriol levels.
2. These values help determine the risk for neural tube defects and chromosomal trisomies.
3. The test does not directly diagnose spina bifida but assesses neural tube defects.
4. Down syndrome risk is also evaluated, not diagnosed directly.
5. Answer D provides a comprehensive explanation of the test components and its purpose, aligning with the test's actual function.
Summary of why other choices are incorrect:
A. Incorrect because the test screens for neural tube defects and chromosomal trisomies, not just spina bifida.
B. Incorrect because the test is a screening tool for specific conditions, not a definitive diagnostic test.
C. Incorrect because the test assesses multiple conditions, not just Down syndrome specifically.
Question 4
What reaction is catalyzed by a beta-lactamase enzyme
A. the final cross-linking reaction to form the bacterial cell wall
B. the biosynthesis of the penicillin structure from the amino acid valine and cysteine
C. the hydrolysis of the four-membered ring present in penicillin
D. the hydrolysis of the acyl side chain from penicillin structures
Show answer and rationale
Correct answer: C — the hydrolysis of the four-membered ring present in penicillin
The correct answer is C: the hydrolysis of the four-membered ring present in penicillin. Beta-lactamase enzyme catalyzes the hydrolysis of the four-membered beta-lactam ring present in penicillin, rendering the antibiotic ineffective against bacterial cell walls. This enzyme breaks the bond in the beta-lactam ring, thus inactivating the antibiotic.
Incorrect choices:
A: the final cross-linking reaction to form the bacterial cell wall - This is incorrect as beta-lactamase does not participate in the formation of bacterial cell walls.
B: the biosynthesis of the penicillin structure from the amino acid valine and cysteine - This is incorrect as beta-lactamase is not involved in the biosynthesis of penicillin.
D: the hydrolysis of the acyl side chain from penicillin structures - This is incorrect as beta-lactamase specifically targets the beta-lactam ring, not the
Question 5
A 15 year old male presents following a motorcycle crash. Initial examination reveals normal vital signs. There is a large bruise over his epigastrium that extends to the left flank. He has no other apparent injuries. A CT-scan of the abdomen demonstrates a ruptured spleen surrounded by a large hematoma and fluid in the pelvis. The next step in the patient's management is:
A. "Splenic artery embolization"
B. "Pneumococcal vaccine"
C. "Urgent laparotomy"
D. "Surgical consult"
Show answer and rationale
Correct answer: D — "Surgical consult"
The correct answer is D: "Surgical consult." In this scenario, the patient has a ruptured spleen with associated hematoma and fluid in the pelvis, indicating active bleeding. A surgical consult is necessary to evaluate the need for surgical intervention such as splenectomy or splenic artery embolization. A surgical approach is crucial to control bleeding and manage potential complications. Choice A, splenic artery embolization, may be a treatment option, but a surgical consult is needed first to assess the patient's overall condition and suitability for this procedure. Choice B, pneumococcal vaccine, is important for patients with splenectomy but is not the immediate priority in this acute setting. Choice C, urgent laparotomy, is too specific without knowing the patient's stability and overall condition, making a surgical consult a more appropriate initial step.
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Question 6
A nurse is caring for a patient with chronic obstructive pulmonary disease (COPD). The nurse should prioritize which of the following assessments?
A. Breath sounds and oxygen saturation.
B. Nutritional intake and weight.
C. Bowel sounds and abdominal girth.
D. Urine output and skin integrity.
Correct answer:
The correct answer is A: Breath sounds and oxygen saturation. In COPD, monitoring respiratory status is crucial due to impaired gas exchange. Assessing breath sounds helps identify any adventitious sounds like wheezing or crackles, indicating respiratory distress. Oxygen saturation reflects oxygenation status, vital for patients with COPD prone to hypoxemia. Nutritional intake and weight (B), bowel sounds and abdominal girth (C), and urine output and skin integrity (D) are important but secondary assessments in this case. Nutritional status and weight are important for overall health, bowel sounds and abdominal girth are related to gastrointestinal function, and urine output and skin integrity are indicators of hydration and overall skin health, respectively. However, in a patient with COPD, the priority is ensuring adequate oxygenation and respiratory function.
You are on-scene assisting another crew with a childbirth call that quickly turned into a neonatal resuscitation. The newborn does not have a palpable brachial pulse, but muffled heart tones and the monitor confirm a sluggish heart rate of 55 beats per minute. After reassessing him after a few minutes of high-quality chest compressions and effective ventilations with 100% oxygen concentration, the patient's heart rate fails to respond. Which of the following would be considered a class IIa intervention for this patient?
A. 0.1 mg/mL of a 1:10,000 concentration of epinephrine delivered via the intraosseous route
B. 0.01 mg/mL of a 1:1,000 concentration of epinephrine delivered via the intramuscular route
C. 0.25 mg/mL of a 1:1,000 concentration of epinephrine delivered via the endotracheal tube route
D. 0.1 mg/mL of a 1:10,000 concentration of epinephrine delivered intravenously
Correct answer:
The correct answer is A: 0.1 mg/mL of a 1:10,000 concentration of epinephrine delivered via the intraosseous route. In neonatal resuscitation, when a newborn fails to respond to initial resuscitative efforts, the next step is to administer epinephrine. In this scenario, the recommended dose for neonates is 0.1 mg/mL of a 1:10,000 concentration of epinephrine. Delivering it via the intraosseous route in this critical situation ensures rapid absorption and distribution, potentially improving the newborn's heart rate and perfusion.
Choice B is incorrect as the intramuscular route is not as effective and rapid in neonatal resuscitation compared to the intraosseous route. Choice C is also incorrect as delivering epinephrine via the endotracheal tube route is not recommended due to poor absorption and efficacy. Choice D is incorrect as intravenous access might not
What precaution should be taken when administering intravenous electrolyte solutions?
A. Infuse hypertonic solutions rapidly
B. Mix no more than 80 mEq of potassium per liter of fluid
C. Prevent infiltration of calcium, which causes tissue necrosis and sloughing
D. Reevaluate the client's digitalis dosage
Correct answer:
Correct Answer: C
Rationale:
1. Preventing infiltration of calcium is crucial to avoid tissue necrosis and sloughing.
2. Infiltration of calcium can lead to severe tissue damage and potential harm to the patient.
3. Monitoring for signs of infiltration during administration of electrolyte solutions is essential.
4. Administering calcium-containing solutions cautiously can prevent serious complications.
5. Ensuring proper placement of the IV line and monitoring for any signs of infiltration is key.
Summary:
A: Infusing hypertonic solutions rapidly can lead to adverse effects, such as fluid overload.
B: Limiting potassium to 80 mEq per liter is important, but not directly related to preventing calcium infiltration.
D: Reevaluating digitalis dosage is important in clients receiving electrolyte solutions but not directly related to preventing calcium infiltration.
A 70-year-old man has developed prosphetic stomatitis. Apart of this he was found to have an evident lesion of mouth corners. Microscopical examination revealed large ovoid gram-positive cells. What microorganisms are most likely to be the leading etiological agent of such a lesion?
A. Candida fungi
B. Streptococci
C. Staphylococci
D. Neisseria
Correct answer:
The correct answer is A: Candida fungi. In the context of a 70-year-old man with angular cheilitis (lesion at the corners of the mouth) and stomatitis, the presence of large ovoid gram-positive cells points towards Candida species, which are yeast fungi. Candida is a common opportunistic pathogen that can cause oral thrush and angular cheilitis in immunocompromised individuals, such as elderly people. Candida fungi are known to appear as large ovoid cells under microscopic examination.
Summary of other choices:
B: Streptococci are gram-positive bacteria and are not typically associated with large ovoid cells seen in this case.
C: Staphylococci are also gram-positive bacteria and are not known to present as large ovoid cells in this context.
D: Neisseria are gram-negative bacteria and are not the usual etiological agents for oral lesions like angular cheilitis.
A nurse is caring for a patient with a history of hypertension who is complaining of dizziness and headache. What is the priority action?
A. Administer antihypertensive medication.
B. Administer a beta-blocker.
C. Administer oxygen therapy.
D. Administer oral antihypertensives.
Correct answer:
The correct answer is D: Administer oral antihypertensives. The priority action for a patient with hypertension experiencing dizziness and headache is to address the underlying cause of the symptoms, which is likely elevated blood pressure. Administering oral antihypertensives will help lower the patient's blood pressure and alleviate the symptoms.
Explanation:
1. Assess the patient's vital signs to confirm hypertension.
2. Administering oral antihypertensives is a quick and effective way to lower blood pressure.
3. Monitoring the patient's response to the medication is crucial.
4. Administering oxygen therapy (Choice C) is not the priority as the symptoms are likely due to hypertension, not hypoxia.
5. Administering antihypertensive medication (Choice A) or a beta-blocker (Choice B) via other routes may not be as quick or effective as oral medications.
During a preconception consultation, a patient asks about factors affecting egg quality. What should the nurse explain?
A. Age is the primary factor influencing egg quality.
B. Diet has no impact on egg quality.
C. Hormonal treatments guarantee improvement in egg quality.
D. Exercise is the only way to enhance egg quality.
Correct answer:
The correct answer is A: Age is the primary factor influencing egg quality. As a tutor, I will explain this by stating that the quality of a woman's eggs declines with age due to factors like genetic abnormalities and decreased mitochondrial function. This decline can affect fertility and increase the risk of chromosomal abnormalities in offspring.
For the incorrect choices:
B: Diet can impact egg quality by providing essential nutrients, so this choice is incorrect.
C: Hormonal treatments may help with fertility but do not guarantee improvement in egg quality, making this choice incorrect.
D: Exercise can contribute to overall health but is not the only way to enhance egg quality, making this choice incorrect.
In summary, age is a crucial factor affecting egg quality, while diet, hormonal treatments, and exercise play roles but are not primary influencers.
Continuous renal replacement therapy (CRRT) differs from conventional intermittent hemodialysis in that
A. a hemofilter is used to facilitate ultrafiltration.
B. it provides faster removal of solute and water.
C. it does not allow diffusion to occur.
D. the process removes solutes and water slowly.
Correct answer:
Step-by-step rationale:
1. CRRT removes solutes and water slowly to avoid hemodynamic instability.
2. Slow removal better tolerates fluid and electrolyte shifts in critically ill patients.
3. Unlike intermittent hemodialysis, CRRT provides continuous, gentle therapy.
4. Choice A is incorrect as both CRRT and intermittent hemodialysis use a hemofilter.
5. Choice B is incorrect as CRRT does not provide faster solute and water removal.
6. Choice C is incorrect as CRRT allows for diffusion to occur, albeit at a slower rate.
Summary:
Continuous renal replacement therapy (CRRT) removes solutes and water slowly to prevent hemodynamic instability, making it a gentler and more continuous process compared to intermittent hemodialysis. The other choices are incorrect as CRRT does use a hemofilter, does not provide faster removal, and still allows for diffusion to occur.
A 56-year-old patient has come to the clinic for his routine eye examination and is told he needs bifocals. The patient asks the nurse what change in his eyes has caused his need for bifocals. How should the nurse respond?
A. You know, you are getting older now and we change as we get older.
B. The parts of our eyes age, just like the rest of us, and this is nothing to cause you to worry.
C. There is a gradual thickening of the lens of the eye and it can limit the eyes ability for accommodation.
D. The eye gets shorter, back to front, as we age and it changes how we see things.
Correct answer:
The correct answer is C because it accurately explains the physiological change in the eye that leads to the need for bifocals. As individuals age, there is a gradual thickening of the lens of the eye, which affects the eye's ability to accommodate for near vision. This thickening makes it harder for the eye to focus on close objects, necessitating the use of bifocals to correct this near vision issue.
Choices A, B, and D are incorrect because they do not provide a scientifically accurate explanation for the need for bifocals in older individuals. Option A is dismissive and does not address the specific change in the eye that leads to the need for bifocals. Option B implies aging as a general concept without specifying the relevant change in the eye. Option D incorrectly states that the eye gets shorter as we age, which is not the reason for needing bifocals.
What is the priority nursing intervention for a patient with bulimia nervosa who is engaging in purging behaviors?
A. Monitor electrolyte levels and cardiac function.
B. Encourage self-monitoring of food intake.
C. Provide emotional support and promote body image acceptance.
D. Focus on encouraging weight loss through diet control.
Correct answer:
The correct answer is A. The priority nursing intervention for a patient with bulimia nervosa engaging in purging behaviors is to monitor electrolyte levels and cardiac function. This is crucial due to the potential electrolyte imbalances and cardiac complications resulting from purging behaviors. Monitoring these parameters helps prevent life-threatening conditions such as hypokalemia and arrhythmias.
Option B is incorrect as self-monitoring of food intake may not address the immediate health risks associated with purging behaviors. Option C is also incorrect as emotional support and body image acceptance are important but not the immediate priority in this case. Option D is incorrect as focusing on weight loss through diet control can exacerbate the patient's eating disorder behaviors and does not address the urgent medical concerns associated with purging.
A 65-year-old female with chronic asthma is prescribed montelukast. Montelukast works by:
A. Blocking leukotriene receptors in the lungs
B. Relaxing bronchial smooth muscle by stimulating beta-2 adrenergic receptors
C. Inhibiting the release of histamine from mast cells
D. Increasing acetylcholine release in the lungs
Correct answer:
The correct answer is A: Blocking leukotriene receptors in the lungs. Montelukast is a leukotriene receptor antagonist, which works by blocking the action of leukotrienes, inflammatory mediators that cause bronchoconstriction and inflammation in asthma. By blocking leukotriene receptors, montelukast helps to reduce bronchoconstriction and inflammation in the lungs, thereby improving asthma symptoms.
B: Relaxing bronchial smooth muscle by stimulating beta-2 adrenergic receptors is incorrect because montelukast does not directly stimulate beta-2 adrenergic receptors.
C: Inhibiting the release of histamine from mast cells is incorrect because montelukast does not inhibit histamine release; it specifically targets leukotriene receptors.
D: Increasing acetylcholine release in the lungs is incorrect because montelukast does not affect acetylcholine release.
RN exams clinical judgment practice questions, set 105 for nursing students in the United States. Fifteen items. Five include answers and rationales in American English.
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