NCLEX-RN
NCLEX RN Exam Preview Answers
1. The nurse receives change-of-shift report on the following four patients. Which patient should the nurse assess first?
- A. A 23-year-old patient with cystic fibrosis who has pulmonary function testing scheduled
- B. A 46-year-old patient on bed rest who is complaining of sudden onset of shortness of breath
- C. A 77-year-old patient with tuberculosis (TB) who has four antitubercular medications due in 15 minutes
- D. A 35-year-old patient who was admitted the previous day with pneumonia and has a temperature of 100.2 F (37.8 C)
Correct answer: B
Rationale: The correct answer is the 46-year-old patient on bed rest who is complaining of sudden onset of shortness of breath. Patients on bed rest who are immobile are at high risk for deep vein thrombosis (DVT). Sudden onset of shortness of breath in a patient with a DVT suggests a pulmonary embolism, which requires immediate assessment and action such as oxygen administration to maintain adequate oxygenation. The other patients should also be assessed as soon as possible, but they do not present with an immediate life-threatening condition that requires urgent intervention like the patient experiencing sudden shortness of breath.
2. Mrs. D is a pregnant client who is 33 weeks' gestation and is admitted for bright red vaginal bleeding. Her physician suspects placenta previa. All of the following nursing interventions are appropriate for this client except:
- A. Institute complete bed rest for the client
- B. Assess uterine tone to determine condition
- C. Perform a vaginal exam to assess cervical dilation
- D. Measure and record blood loss each shift
Correct answer: C
Rationale: A client with placenta previa has part of the placenta covering some or all of the cervical opening. Performing a vaginal exam for placenta previa may cause significant bleeding and should be avoided unless directed by a physician, and preparations are made for emergency delivery. **Choice A** is correct as complete bed rest is essential to decrease the risk of further bleeding. **Choice B** is appropriate as assessing uterine tone helps in determining the condition of the uterus and can provide important information for the healthcare team. **Choice D** is also a necessary intervention as monitoring and recording blood loss is crucial in assessing the client's condition and response to treatment.
3. The nurse is preparing to examine a 4-year-old child. Which action by the nurse is appropriate for this age group?
- A. Explain the procedures briefly to alleviate the child's anxiety.
- B. Give the child feedback and reassurance during the examination.
- C. Ask the child to undress as needed for the examination.
- D. Perform an examination of the head last.
Correct answer: B
Rationale: For a 4-year-old child, short and simple explanations should be provided to avoid overwhelming the child. It is important to give feedback and reassurance during the examination to create a comforting environment for the child. Asking the child to undress as needed is appropriate for a thorough examination, as children at this age are usually willing to do so. Performing an examination of the head last allows the child to become more comfortable during the assessment. Therefore, the most appropriate action for a 4-year-old child is to provide feedback and reassurance during the examination, ensuring a positive experience for the child.
4. Which of these techniques uses the sense of touch to assess texture, temperature, moisture, and swelling when assessing a patient?
- A. Palpation
- B. Inspection
- C. Percussion
- D. Auscultation
Correct answer: A
Rationale: The correct answer is Palpation. Palpation involves using the sense of touch to assess texture, temperature, moisture, and swelling in a patient. This technique allows the nurse to feel for abnormalities and changes in the patient's tissues. Inspection primarily relies on visual assessment, while percussion involves tapping on the body to produce sounds and assess underlying structures. Auscultation, on the other hand, involves listening to sounds within the body using a stethoscope. Therefore, in the context of assessing texture, temperature, moisture, and swelling, palpation is the most appropriate technique.
5. When considering the concepts related to blood pressure, which statement best describes the concept of mean arterial pressure (MAP)?
- A. MAP is the pressure of the arterial pulse.
- B. MAP reflects the stroke volume of the heart.
- C. MAP is the pressure forcing blood into the tissues, averaged over the cardiac cycle.
- D. MAP is an average of the systolic and diastolic blood pressures and reflects tissue perfusion.
Correct answer: C
Rationale: Mean Arterial Pressure (MAP) is the pressure that forces blood into the tissues, averaged over the cardiac cycle. It is not the pressure of the arterial pulse (Choice A), nor does it directly reflect the stroke volume of the heart (Choice B). While MAP involves systolic and diastolic pressures, it is not simply an average of these two values as diastole lasts longer. Instead, MAP is closer to diastolic pressure plus one third of the pulse pressure. The best description of MAP is that it represents the pressure forcing blood into the tissues, averaged over the cardiac cycle.
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