Which of the following options is not a risk factor for hypertension?

MP CHO -2019 (Shift-1)

Medical Surgical Nursing

Easy

Appeared in: MP CHO -2019 (Shift-1)

Explanation

Contaminated water is primarily a vehicle for infectious diseases such as cholera, typhoid, and dysentery.
While some specific contaminants like heavy metals (e.g., lead, arsenic) can be linked to high blood pressure with chronic exposure, 'contaminated water' as a general category is not considered a primary risk factor for essential hypertension.
The other options—obesity, family history, and smoking—are all well-established, major risk factors for developing hypertension.

Option A: Obesity is a major modifiable risk factor for hypertension. Excess weight increases cardiac output and peripheral resistance, raising blood pressure.
Option B: Family history is a significant non-modifiable risk factor. Genetic predisposition strongly influences an individual's likelihood of developing hypertension.
Option D: Smoking is a key modifiable risk factor. Nicotine causes vasoconstriction and damages arterial walls, leading to both acute and chronic elevations in blood pressure.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification of risk factors for hypertension as background academic context rather than a clinical decision trigger.
Nurses are at the forefront of patient education for hypertension prevention and management. A key nursing role is assessing a patient's risk factors and providing tailored advice on lifestyle modifications.
Understanding the difference between modifiable and non-modifiable risks helps the nurse prioritize interventions. While non-modifiable risks cannot be changed, their presence heightens the importance of controlling the modifiable ones.
What if? If a patient has a strong family history of hypertension (a non-modifiable risk) but maintains a healthy weight, does not smoke, and exercises regularly, their overall risk is significantly lower than if they did not manage these modifiable factors. This highlights the power of lifestyle changes.

How to Approach the Question

First, identify the core of the question, which is to find the option that is not a risk factor for hypertension. The word 'not' is critical.
Evaluate each option individually against your knowledge of hypertension pathophysiology.
Ask yourself for each option: 'Is this a known cause or contributing factor for high blood pressure?'
Option A, Obesity: Yes, it's a major risk factor.
Option B, Family history: Yes, it's a well-known non-modifiable risk factor.
Option C, Contaminated water: This is primarily linked to infections, not directly to hypertension.

Concept Tested & Keywords

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