NCLEX-RN
NCLEX RN Exam Preview Answers
1. The healthcare provider is preparing to perform a physical assessment. Which statement is true about the inspection phase of the physical assessment?
- A. Usually yields little information
- B. Takes time and reveals a surprising amount of information
- C. May be somewhat uncomfortable for the expert practitioner
- D. Requires a thorough examination of the patient's body before proceeding with palpation
Correct answer: B
Rationale: During the inspection phase of a physical assessment, it is essential to take time as it can reveal a significant amount of information. Initially, it may feel uncomfortable for the examiner to focus solely on observing the patient without immediate action. Rushing through inspection is not recommended as it can lead to missing important cues. Train yourself to be thorough during inspection by observing carefully and taking the time needed to gather essential data. Choices A, C, and D are incorrect because inspection typically provides valuable information, may feel uncomfortable at first but is necessary for a comprehensive assessment, and does not involve a quick glance but requires a focused and detailed observation.
2. When is a physician likely to assess turgor?
- A. When iron deficiency is suspected.
- B. When heart and lung issues are suspected.
- C. When dehydration is suspected.
- D. None of the above.
Correct answer: C
Rationale: Skin turgor is assessed when dehydration is suspected. To evaluate skin turgor, a physician pinches the skin and observes how quickly it returns to its normal position. If the skin stays folded for an extended period, it indicates dehydration. Assessing turgor helps determine a patient's hydration status. Choice A is incorrect because skin turgor is not used to assess iron deficiency. Choice B is incorrect as turgor is not related to heart and lung issues, but rather hydration status. Choice D is incorrect as turgor assessment is relevant when dehydration is suspected.
3. Which of the following is an example of a positive effect of exercise on a client?
- A. Decreased basal metabolic rate
- B. Decreased venous return
- C. Decreased work of breathing
- D. Decreased gastric motility
Correct answer: C
Rationale: The correct answer is 'Decreased work of breathing.' Exercise has numerous positive effects on clients, such as increasing metabolic rate, improving gastric motility, and enhancing venous return. When a client exercises regularly, their work of breathing decreases, meaning that everyday activities require less exertion. This is beneficial as it indicates improved cardiovascular and respiratory efficiency. Choices A, B, and D are incorrect because a decreased basal metabolic rate, decreased venous return, and decreased gastric motility are not typically considered positive effects of exercise. Instead, an increased basal metabolic rate, improved venous return, and optimal gastric motility are desired outcomes associated with physical activity.
4. To properly read a meniscus,
- A. hold the measuring device at eye level and read the bottom of the curve of the liquid level
- B. hold the measuring device at eye level and read the top of the curve of the liquid level where the liquid adheres to the walls of the container.
- C. hold the measuring device at table level and, looking down into the measuring device, read the bottom of the curve of the liquid level.
- D. hold the measuring device at table level and, looking down into the measuring device, read the top of the curve of the liquid level.
Correct answer: A
Rationale: To properly read a meniscus, it is essential to hold the measuring device at eye level to avoid parallax error. Reading the bottom of the curve of the liquid level is correct because the meniscus is the concave or convex curve at the liquid's surface. Choice B is incorrect because reading the top of the curve where the liquid adheres to the walls of the container can lead to inaccurate measurements. Choices C and D are incorrect as they suggest holding the device at table level, which can introduce parallax error and result in an incorrect reading.
5. Where is the duodenum located in the digestive system?
- A. It is the first part of the small intestine, located immediately after the stomach.
- B. It is the section of the digestive system where the gall bladder delivers bile.
- C. It is the section of the small intestine where the pancreas delivers digestive juices.
- D. None of the above.
Correct answer: D
Rationale: The duodenum is the first part of the small intestine, located immediately after the stomach. It is where the majority of digestion takes place in the gut. The pancreas delivers digestive juices containing amylase and lipase, while the gall bladder delivers bile to aid in the digestion of fats. Choice A incorrectly states that the duodenum is the third section of the small intestine, which is inaccurate. Choice B incorrectly associates the duodenum with the gall bladder, which is not where the duodenum is located. Choice C incorrectly states that the duodenum is where the pancreas delivers digestive juices, which is partly correct but not the main function of the duodenum. Therefore, the correct answer is 'None of the above' as none of the choices accurately describe the location or functions of the duodenum.
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