NCLEX-RN
Exam Cram NCLEX RN Practice Questions
1. When assessing the force or strength of a pulse, what would the nurse recall about the pulse?
- A. Is a reflection of the heart's stroke volume
- B. Typically recorded on a 0- to 3-point scale
- C. Demonstrates elasticity of the blood vessel wall
- D. Reflects the blood volume in the arteries during diastole
Correct answer: A
Rationale: When assessing the force or strength of a pulse, the nurse should recall that it is a reflection of the heart's stroke volume. The heart pumps an amount of blood (the stroke volume) into the aorta, causing arterial walls to flare and generate a pressure wave felt as the pulse in the periphery. The force of the pulse is typically recorded on a 0- to 3-point scale, not a 0- to 2-point scale. The force of the pulse does not demonstrate the elasticity of blood vessel walls or reflect the blood volume in the arteries during diastole. Therefore, choices B, C, and D are incorrect.
2. A healthcare professional is asked to draw blood in the antecubital (AC) space. Which of the following veins are found in the AC?
- A. Cephalic
- B. Median cubital
- C. Basilic
- D. All of the above
Correct answer: D
Rationale: The correct answer is 'All of the above.' All three of these veins - the cephalic, median cubital, and basilic veins - are located in the antecubital space, which is the area in front of the elbow on the arm. The cephalic vein runs along the outer side of the arm, the basilic vein runs along the inner side of the arm, and the median cubital vein is a connecting vein between the cephalic and basilic veins. Therefore, all three veins can be accessed when drawing blood from the antecubital space. Choices A, B, and C are incorrect because each of these veins individually can be found in the antecubital space.
3. A second-year nursing student has just suffered a needlestick while working with a patient that is positive for AIDS. Which of the following is the most significant action that the nursing student should take?
- A. Immediately see a social worker
- B. Start prophylactic AZT treatment
- C. Start prophylactic Pentamidine treatment
- D. Seek counseling
Correct answer: B
Rationale: Starting prophylactic AZT treatment is the most critical intervention in this scenario. Azidothymidine (AZT) is an antiretroviral medication used to prevent and treat HIV/AIDS by reducing the replication of the virus. Post-exposure prophylaxis (PEP) for HIV involves taking medication to suppress the virus and prevent infection after exposure. PEP should be initiated within 72 hours of potential HIV exposure to be effective. Seeking treatment quickly is crucial to enhance its effectiveness. Seeing a social worker (Choice A) may be helpful for emotional support but is not the immediate priority. Pentamidine treatment (Choice C) is not indicated for post-exposure prophylaxis for HIV. Seeking counseling (Choice D) is important for the nursing student's emotional well-being but does not address the urgent need for post-exposure prophylaxis to prevent HIV transmission.
4. What does the medical term 'basophilia' refer to?
- A. An attachment of the epithelial cells of the skin to a basement membrane
- B. An overabundance of a particular white blood cell in the peripheral blood
- C. An underrepresentation of basophils on a blood smear
- D. None of the above
Correct answer: B
Rationale: The correct answer is 'An overabundance of a particular white blood cell in the peripheral blood.' Basophilia specifically indicates an increased number of basophils in the peripheral blood. It can be observed in conditions like leukemia and certain allergic reactions. Choice A is incorrect as it describes something unrelated to basophilia. Choice C is incorrect as it suggests a decrease in basophils, which is opposite to the actual meaning of basophilia. Choice D is also incorrect as basophilia does have a defined medical significance.
5. Which of the following is an example of an environmental hazard that may put the healthcare professional at risk of injury?
- A. Loud noise from the hospital maintenance system
- B. Airborne powder containing latex
- C. Chemicals containing ethylene oxide
- D. All of the above
Correct answer: D
Rationale: Healthcare professionals, including nurses, are exposed to various environmental hazards that may negatively impact their physical or mental health. Hazards come in several forms, such as loud noise from hospital systems, which can damage hearing; airborne latex powder, leading to allergic reactions; and chemicals like ethylene oxide, a sterilizing agent that can cause cancer. Therefore, all the options listed pose risks to healthcare professionals, making 'All of the above' the correct answer. Choice A, loud noise, is a hazard that can affect hearing health. Choice B, airborne latex powder, can trigger allergic responses. Choice C, chemicals containing ethylene oxide, are hazardous and can lead to serious health issues. Each option represents a distinct environmental risk that healthcare professionals should be aware of and take precautions against.
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