NCLEX-RN
NCLEX RN Predictor Exam
1. What is the MOST ACCURATE statement regarding the ESR test?
- A. The results are diagnostic for certain conditions.
- B. Abnormal results are indicative of a potentially fatal illness.
- C. Abnormal results should be followed by additional testing.
- D. Results are reported in millimeters per hour.
Correct answer: C
Rationale: The erythrocyte sedimentation rate (ESR) is a non-specific screening test for inflammation in the body. It is not used as a definitive diagnostic tool for specific conditions. When ESR results are abnormal, they indicate the presence of inflammation, which can be caused by various reasons. Therefore, abnormal results should be followed by additional testing to determine the underlying cause. The ESR test measures the rate at which red blood cells settle in a vertical tube over the span of one hour, and results are reported in millimeters per hour. Choice A is incorrect because ESR results are not solely diagnostic for any specific condition. Choice B is incorrect as abnormal ESR results do not directly indicate a potentially fatal illness without further investigation. Choice D is incorrect as the results are reported in millimeters per hour, not per minute.
2. The healthcare professional is preparing to use a stethoscope for auscultation. Which statement is true regarding the diaphragm of the stethoscope?
- A. Used to listen for high-pitched sounds
- B. Used to listen for low-pitched sounds
- C. Should be firmly held against the person's skin to block out low-pitched sounds
- D. Should be lightly held against the person's skin to listen for extra heart sounds and murmurs
Correct answer: A
Rationale: The diaphragm of the stethoscope is designed for listening to high-pitched sounds like breath, bowel, and normal heart sounds. It should be firmly held against the person's skin to ensure optimal sound transmission, leaving a ring after use. On the other hand, the bell of the stethoscope is ideal for detecting soft, low-pitched sounds such as extra heart sounds or murmurs. Therefore, the diaphragm is not used to block out low-pitched sounds but rather to enhance the detection of high-frequency sounds.
3. Which playroom activities should the nurse organize for a small group of 7-year-old hospitalized children?
- A. Sports and games with rules.
- B. Finger paints and water play.
- C. "Dress-up"? clothes and props.
- D. Chess and television programs
Correct answer: A
Rationale: For 7-year-old children, play serves an important role in developing cooperation, logical reasoning, and social skills. Organizing sports and games with rules is beneficial as it helps children understand the importance of rules, promotes teamwork, and fosters social interactions. Finger paints and water play, while fun, may not target the specific developmental needs of this age group. Similarly, 'Dress-up' clothes and props can encourage imaginative play but may not necessarily promote cooperation and logical reasoning. Chess and television programs are more suited for older children and may not engage 7-year-olds as effectively in developing the desired skills.
4. Which action is appropriate for the nurse to delegate to unlicensed assistive personnel (UAP)?
- A. Listen to a patient's lung sounds for wheezes or rhonchi.
- B. Label specimens obtained during percutaneous lung biopsy.
- C. Instruct a patient about how to use home spirometry testing.
- D. Measure induration at the site of a patient's intradermal skin test.
Correct answer: B
Rationale: Labeling specimens obtained during a percutaneous lung biopsy is a task that can be appropriately delegated to unlicensed assistive personnel (UAP) as it does not require nursing judgment. UAP can perform this task safely under the supervision of a nurse. Listening to a patient's lung sounds for wheezes or rhonchi, instructing a patient about how to use home spirometry testing, and measuring induration at the site of a patient's intradermal skin test all require nursing judgment and interpretation of findings. These tasks should be performed by licensed nursing personnel to ensure accurate assessment and appropriate intervention.
5. Which of the following is recommended by Joint Commission guidelines regarding the use of restraints?
- A. Vest restraints should be used because they are the least restrictive type.
- B. Restraints should be used for 48 hours in non-psychiatric patients.
- C. Restraints should be applied to prevent wandering behavior.
- D. Alternative measures must be attempted first.
Correct answer: D
Rationale: When considering the use of restraints, Joint Commission guidelines emphasize the importance of attempting alternative measures before resorting to restraint application. This ensures that a comprehensive assessment is conducted and less restrictive interventions are explored. Using restraints solely based on their perceived level of restrictiveness, as stated in choice A, is not in line with the recommended approach. Restraints should not be used to manage wandering behavior, as indicated in choice C. Additionally, the statement in choice B regarding the duration of restraint use is inaccurate, as restraints on non-psychiatric patients should not exceed 24 hours according to The Joint Commission.
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