(1 point):. Which guideline should the nurse use to determine normal blood pressure in a patient?
Systolic pressure between 130-139 mmHg and diastolic pressure between 80-89 mmHg.
Systolic pressure greater than or equal to 140 mmHg and diastolic pressure greater than or equal to 90 mmHg.
Systolic pressure less than 120 mmHg and diastolic pressure less than 80 mmHg.
Systolic pressure between 120-129 mmHg and diastolic pressure less than 80 mmHg.
The Correct Answer is B
Choice A rationale:
A systolic pressure between 130-139 mmHg and diastolic pressure between 80-89 mmHg is not considered normal. It falls within the range of prehypertension according to the Seventh Report of the Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure (JNC 7), which classifies normal blood pressure as systolic pressure less than 120 mmHg and diastolic pressure less than 80 mmHg. The rationale for this choice is that the range provided does not align with the current standards for normal blood pressure.
Choice B rationale:
The correct answer is choice B because a systolic pressure greater than or equal to 140 mmHg and a diastolic pressure greater than or equal to 90 mmHg are indicative of hypertension, as per the JNC 7 guidelines. Normal blood pressure is defined as systolic pressure less than 120 mmHg and diastolic pressure less than 80 mmHg. Hypertension is a significant risk factor for cardiovascular diseases and requires medical attention and lifestyle modifications to manage. The rationale for this choice is that it correctly identifies the threshold for hypertension, which is crucial for patient assessment and care.
Choice C rationale:
A systolic pressure less than 120 mmHg and diastolic pressure less than 80 mmHg is indeed considered normal, according to JNC 7 guidelines. However, this choice does not provide an accurate representation of the guidelines as it lacks a systolic pressure range between 120 and 129 mmHg. This gap in the guidelines would lead to confusion when categorizing blood pressure, and the answer is therefore not correct.
Choice D rationale:
A systolic pressure between 120-129 mmHg and diastolic pressure less than 80 mmHg is categorized as elevated blood pressure, not normal. The JNC 7 guidelines clearly specify that normal blood pressure falls below 120 mmHg systolic and below 80 mmHg diastolic. This range is associated with an increased risk of hypertension and should not be considered normal. The rationale for this choice is that it provides an inaccurate representation of normal blood pressure as per the guidelines.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A rationale:
Syncope is a loss of consciousness and is not directly indicative of pulmonary edema. It can result from various causes, including low blood pressure or neurological issues, but it is not a specific sign of pulmonary edema.
Choice B rationale:
Weak pulses and decreased skin temperature are more associated with decreased peripheral circulation and shock rather than pulmonary edema. These symptoms are not specific to pulmonary edema.
Choice C rationale:
Oliguria refers to decreased urine output and can be associated with various conditions, but it is not a direct indicator of pulmonary edema. It may occur as a result of reduced cardiac output in congestive heart failure, but it is not a defining characteristic of pulmonary edema.
Choice D rationale:
Dyspnea (shortness of breath) and cough are common clinical manifestations of pulmonary edema. When the left ventricle fails in congestive heart failure, fluid can back up into the lungs, causing these symptoms. These are classic signs of pulmonary edema.
Correct Answer is C
Explanation
Choice A rationale:
Phosphorus. Rationale: Dysfunction in the normal secretion of natriuretic hormones is more likely to affect sodium and water balance, not phosphorus. Phosphorus levels are regulated by other mechanisms in the body and may not be directly influenced by natriuretic hormones. Choice A is incorrect.
Choice B rationale:
Calcium. Rationale: Calcium levels are not typically influenced by natriuretic hormones. Calcium regulation is primarily under the control of parathyroid hormone (PTH) and calcitonin. Dysfunction in natriuretic hormone secretion would not directly impact calcium levels. Choice B is incorrect.
Choice C rationale:
Sodium. Rationale: Natriuretic hormones, such as atrial natriuretic peptide (ANP) and brain natriuretic peptide (BNP), play a crucial role in regulating sodium balance in the body. If a patient has dysfunction in the normal secretion of these hormones, it can lead to sodium imbalance, potentially causing sodium retention and fluid overload. Therefore, monitoring sodium levels is essential in such cases. Choice C is the correct answer.
Choice D rationale:
Aldosterone. Rationale: Aldosterone is a hormone that primarily regulates sodium and potassium balance in the body. Dysfunction in natriuretic hormone secretion is not directly related to aldosterone. Therefore, monitoring aldosterone levels would not be the most appropriate action in this context. Choice D is incorrect. .
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