NCLEX-RN
Exam Cram NCLEX RN Practice Questions
1. A patient in a clinic has been diagnosed with hepatitis A. What is the most likely route of transmission?
- A. Sexual contact with an infected partner
- B. Contaminated food
- C. Blood transfusion
- D. Illegal drug use
Correct answer: B
Rationale: The correct answer is contaminated food. Hepatitis A is primarily transmitted through the fecal-oral route, often through the ingestion of contaminated food or water. It is caused by the Hepatitis A virus (HAV), which is a single-stranded, positive-sense RNA virus. Sexual contact with an infected partner is more commonly associated with hepatitis B and C. Blood transfusion is a potential route for hepatitis B and C transmission due to bloodborne pathogens. Illegal drug use, particularly involving shared needles, is a common route for hepatitis C transmission.
2. A client is being transferred from a bed to a wheelchair. Which action is essential to maintain client safety in this situation?
- A. Position the wheelchair at the foot of the bed
- B. Maintain a space of at least 12 inches between the wheelchair and the bed
- C. Place the footplates in the lowest position before transferring the client
- D. Lock both wheels on the wheelchair before moving the client
Correct answer: D
Rationale: When transferring a client from a bed to a wheelchair, it is crucial to prioritize client safety. Locking both wheels on the wheelchair before moving the client is essential as it adds stability and prevents the wheelchair from moving unexpectedly during the transfer process. Placing the wheelchair at the foot of the bed allows for easier transfer, but ensuring the wheels are locked is more critical for safety. Maintaining a 12-inch space between the wheelchair and the bed is not as essential as ensuring wheel locks are engaged. While placing the footplates in the lowest position can enhance client comfort, it is not a safety measure that is as critical as securing the wheelchair by locking its wheels before the transfer.
3. In the Gram Stain procedure, which component acts as the mordant?
- A. Crystal violet
- B. Methyl alcohol
- C. Iodine
- D. Safranin
Correct answer: C
Rationale: In the Gram Stain procedure, the mordant is Gram's Iodine. The purpose of the mordant is to form a complex with the crystal violet, enhancing its ability to bind to the cell wall. Crystal violet is actually the primary stain used in the Gram Stain procedure to initially color all cells. Methyl alcohol is the decolorizer that removes the crystal violet from certain cell types. Safranin is the counterstain used to stain those cells that did not retain the crystal violet stain after the decolorization step.
4. A 6-month-old infant has been brought to the well-child clinic for a checkup. The infant is currently sleeping. What would the nurse do first when beginning the examination?
- A. Wake the infant before beginning the examination.
- B. Examine the infant's hips before the infant wakes up.
- C. Auscultate the lungs and heart while the infant is still sleeping.
- D. Begin with the assessment of the eye and continue with the remainder of the examination in a head-to-toe approach.
Correct answer: C
Rationale: When the infant is quiet or sleeping, it is an ideal time to assess the cardiac, respiratory, and abdominal systems. It is recommended not to wake the infant unnecessarily. Auscultating the lungs and heart while the infant is still sleeping allows for a comprehensive assessment without disturbing the infant. Examining the infant's hips prematurely may disrupt the infant's sleep. Starting with an assessment of the eye is not appropriate as it is an invasive procedure and should be performed towards the end of the examination after the non-invasive assessments have been completed.
5. What is the proper personal protective equipment necessary for collecting a sputum specimen?
- A. Gloves and face mask
- B. Level Three Biocontainment uniforms
- C. Eye protection and shoe covers
- D. Splash shield and face mask
Correct answer: A
Rationale: When collecting a sputum specimen, it is crucial to protect against potential airborne droplets that may spread disease. The best personal protective equipment for this task includes gloves and a face mask. Gloves help prevent the spread of contaminants through hand contact, while a face mask protects the respiratory tract from inhaling infectious agents. Choice B, Level Three Biocontainment uniforms, is excessive and unnecessary for routine sputum specimen collection. Choice C, eye protection and shoe covers, does not address the specific risks associated with sputum collection. Choice D, splash shield and face mask, provides additional protection that is not typically required for sputum specimen collection, making it less appropriate than gloves and a face mask.
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