NCLEX-RN
NCLEX RN Exam Prep
1. Which of the following is a fat-soluble vitamin?
- A. Vitamin C
- B. Vitamin D
- C. Vitamin B-6
- D. Riboflavin
Correct answer: B
Rationale: The correct answer is Vitamin D. Fat-soluble vitamins are those that can be stored in the body, allowing excess amounts to be stored for later use. While this storage ability can help prevent deficiencies, it also poses a risk of toxicity. The fat-soluble vitamins are A, E, D, and K. Choice A, Vitamin C, is water-soluble, not fat-soluble. Choice C, Vitamin B-6, and Choice D, Riboflavin, are also water-soluble vitamins and not fat-soluble.
2. While percussing over the liver of a patient, the nurse notices a dull sound. What should the nurse do?
- A. Consider this a normal finding
- B. Palpate this area for an underlying mass
- C. Reposition the hands and attempt to percuss in this area again
- D. Consider this finding as abnormal and refer the patient for additional treatment
Correct answer: A
Rationale: When percussing over relatively dense organs, such as the liver or spleen, a dull sound is a normal finding due to the organ's density. This occurs because the sound waves produced by tapping on the organ travel through the dense tissue, resulting in a dull sound. Therefore, the correct action for the nurse in this scenario is to consider a dull sound over the liver as a normal finding. Palpating for an underlying mass (Choice B) is not indicated based on the percussion finding alone. Repositioning the hands and repeating the percussion (Choice C) may not change the dull sound over the liver. Referring the patient for additional treatment (Choice D) without understanding the normal percussion findings over the liver would be premature. Thus, the most appropriate action is to interpret the dull sound as a normal finding.
3. Which of the following bony landmarks is described as a large, blunt, irregularly shaped process found on the lateral aspect of the proximal femur?
- A. Tubercle
- B. Tuberosity
- C. Condyle
- D. Trochanter
Correct answer: D
Rationale: The correct answer is D: Trochanter. The Greater Trochanter is located on the lateral aspect of the proximal femur and is a large, blunt, irregularly shaped bony process. It serves as an important attachment site for many muscles of the legs, providing leverage and movement. Choice A, Tubercle, is a small rounded projection, usually for the attachment of a ligament or tendon. Choice B, Tuberosity, is a large rounded projection, also typically for muscle attachment. Choice C, Condyle, refers to a rounded articular surface at the end of a bone, usually involved in joints.
4. When examining an older adult, which technique should the nurse use?
- A. Minimize touching the patient as much as possible.
- B. Attempt to perform the entire physical examination during one visit.
- C. Speak loudly and slowly due to potential hearing deficits in aging adults.
- D. Arrange the sequence of the examination to allow as few position changes as possible.
Correct answer: D
Rationale: When examining an older adult, it is crucial to arrange the sequence of the examination to minimize position changes. This helps prevent discomfort and fatigue for the older adult, who may have mobility issues. Option A is incorrect because physical touch is essential when examining older adults, as their other senses may be diminished. Option B is incorrect as it is better to break the examination into multiple visits to ensure thoroughness and comfort. Option C is incorrect because while some older adults may have hearing deficits, it is not appropriate to assume this for all individuals without proper assessment.
5. When assessing a patient's pulse, which of the following characteristics would the nurse also notice?
- A. Force
- B. Pallor
- C. Capillary refill time
- D. Timing in the cardiac cycle
Correct answer: A
Rationale: When assessing a patient's pulse, the nurse should observe characteristics such as rate, rhythm, and force. Force refers to the strength or amplitude of the pulse, which provides important information about cardiac output. Pallor is the paleness of the skin and is not directly related to pulse assessment. Capillary refill time is used to assess peripheral perfusion and is not specifically part of pulse assessment. Timing in the cardiac cycle is a broader concept and not a characteristic directly assessed during a pulse examination. Therefore, choice A, 'Force,' is the correct answer as it aligns with the standard parameters evaluated during pulse assessment.
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