Examples for the micro nutrients are

Appeared in: RUHS, Jaipur, M.Sc Nursing Entrance Exam-2023

Explanation

Calcium is a mineral, which is a type of micronutrient.
Micronutrients are essential vitamins and minerals required by the body in small amounts for various physiological functions.
Unlike macronutrients, micronutrients do not provide energy (calories) but are vital for processes like bone formation, nerve function, and metabolism.

Option B: Carbohydrates (CHO) are macronutrients, which are required by the body in large amounts to serve as the primary source of energy.
Option C: Fats are also macronutrients. They are a calorie-dense source of energy and are needed in large quantities compared to micronutrients.
Option D: This is a broad, general term that encompasses both macronutrients (like carbs, fats, proteins) and micronutrients (vitamins, minerals). It is not a specific example of a micronutrient.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Classification of Nutrients: Macronutrients vs. Micronutrients as background academic context rather than a clinical decision trigger.
Nurses assess patients' dietary intake to identify potential deficiencies in both macro- and micronutrients, which can significantly impact recovery, wound healing, and overall health.
A deficiency in the micronutrient calcium can lead to osteoporosis, increasing fracture risk, while an excess can cause kidney stones. Monitoring calcium levels is crucial in patients with renal, bone, or endocrine disorders.
What if the question asked for a macronutrient? Then Carbohydrates or Fats would be correct answers, as they are the body's primary energy sources required in large amounts.

How to Approach the Question

First, identify the key term in the question stem: 'micro nutrients'.
Recall the definition of micronutrients: essential elements, specifically vitamins and minerals, that the body needs in small quantities.
Evaluate each option against this definition.
Option A, Calcium, is a mineral. This fits the definition of a micronutrient.
Options B (Carbohydrates) and C (Fats) are known energy sources needed in large amounts, classifying them as macronutrients.
Option D, Nutrients, is a general category that includes everything, making it too broad and not a specific example.

Concept Tested & Keywords

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E6 Nursing Fundamentals Taylor p. 492-494

E6 Nutrition Monika Sharma 3e p. 51-53

Practise the full RUHS, Jaipur, M.Sc Nursing Entrance Exam-2023

Attempt every question from this paper in a timed mock, then review the full solution for each one.