NCLEX-RN
Exam Cram NCLEX RN Practice Questions
1. When taking blood pressures on a variety of people at a health fair, what should the nurse keep in mind?
- A. After menopause, blood pressure readings in women are usually higher than those taken in men.
- B. The blood pressure of an African-American adult is usually higher than that of a non-Hispanic White adult of the same age.
- C. Blood pressure measurements in people who are overweight are usually higher than those of people who are at a normal weight.
- D. A teenager's blood pressure reading may be lower than that of an adult.
Correct answer: B
Rationale: When assessing blood pressures, it is important to consider that the blood pressure of African-American adults is typically higher than that of non-Hispanic White adults of the same age. This is significant as Black individuals in the United States have a higher prevalence of hypertension compared to other groups. Blood pressure readings in women are generally higher than in men after menopause. Additionally, blood pressure measurements in overweight individuals are typically higher than those in individuals of normal weight. While teenagers may have lower blood pressure readings than adults, it is crucial to recognize the trend of a gradual rise in blood pressure throughout childhood and into adulthood. Therefore, the correct choice is B. Choices A, C, and D are incorrect as they do not reflect the typical blood pressure differences observed in various populations.
2. In which of the following ways can a healthcare provider promote the sense of taste for an older adult?
- A. Mixing foods together on the dinner tray
- B. Avoiding cologne, air fresheners, or room deodorizers
- C. Encouraging the client to chew food thoroughly
- D. Discouraging the use of salt or seasonings with prepared food
Correct answer: C
Rationale: As individuals age, their sense of taste may diminish, impacting the enjoyment of eating. One effective way for a healthcare provider to promote the sense of taste for an older adult is by encouraging them to chew food thoroughly. Thorough chewing increases the contact of food with the taste buds, enhancing the chances of experiencing the flavors. Mixing foods together on the dinner tray may not necessarily enhance taste perception. Avoiding strong scents like cologne, air fresheners, or room deodorizers is more related to olfactory senses rather than taste. Discouraging the use of salt or seasonings can further diminish the taste experience for older adults who may already have reduced taste sensitivity.
3. One major difference between long term care and respite centers is the fact that long term care facilities:
- A. provide both physical and emotional care on an ongoing basis, while respite centers offer only temporary services.
- B. provide care for residents on a long-term basis, while respite centers offer only outpatient services.
- C. provide care for residents on a long-term basis, while respite centers offer only temporary services.
- D. There is no difference. Long-term care and respite care are the same.
Correct answer: C
Rationale: The major difference between long-term care and respite centers is that long-term care facilities provide both physical and emotional care on an ongoing, long-term basis. This continuous care is essential for residents who require extended assistance. In contrast, respite centers offer temporary services, providing similar care but for a short-term duration. These short-term services are designed to give family caregivers a break from their daily responsibilities. Choice A is incorrect because both long-term care and respite centers can offer both physical and emotional care, but the key distinction lies in the duration of care provided. Choice B is incorrect as respite centers do not typically offer outpatient services, and the focus is on temporary relief rather than long-term care. Choice D is incorrect as the question clearly highlights a major difference between long-term care and respite centers.
4. While measuring a patient's blood pressure, which factor influences a patient's blood pressure?
- A. Pulse rate
- B. Pulse pressure
- C. Vascular output
- D. Peripheral vascular resistance
Correct answer: D
Rationale: When measuring a patient's blood pressure, it is important to consider various factors that influence blood pressure. Peripheral vascular resistance plays a crucial role in regulating blood pressure. The level of blood pressure is affected by factors such as cardiac output, peripheral vascular resistance, volume of circulating blood, viscosity, and elasticity of the vessel walls. Pulse rate (Choice A) refers to the number of heartbeats per minute and is not a primary factor influencing blood pressure. Pulse pressure (Choice B) is the difference between systolic and diastolic blood pressure and does not directly impact blood pressure regulation. Vascular output (Choice C) is not a recognized term in blood pressure regulation and is not a primary factor affecting blood pressure.
5. What does preload refer to?
- A. The volume of blood entering the left side of the heart
- B. The volume of blood entering the right side of the heart
- C. The pressure in the venous system that the heart must overcome to pump the blood
- D. The pressure in the arterial system that the heart must overcome to pump the blood
Correct answer: B
Rationale: Preload refers to the volume of blood that enters the right side of the heart. This volume stretches the fibers in the heart before contraction. Preload is an essential factor in determining the force of ventricular contraction. Choices A, C, and D are incorrect. Choice A is incorrect because preload is specifically related to the volume of blood entering the right side of the heart. Choices C and D are incorrect as they refer to afterload, which is the pressure that the heart must overcome to pump blood out of the ventricles into the systemic or pulmonary circulation.
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