A tool used to assess dietary intake over the past 24-48 hours is:

Appeared in: UP NHM CHO 7 Sept 2022 (Shift-2)

Explanation

A 24-hour dietary recall is a retrospective assessment method where a person is asked to remember and report all foods and beverages consumed in the preceding 24 to 48 hours.
It is a widely used, quick, and simple tool to obtain a snapshot of an individual's recent dietary intake.
This method is particularly useful for identifying immediate dietary patterns that might explain recent clinical or biochemical findings.

Option A: Functional indices measure the physiological consequences of nutrient status (e.g., nerve conduction, dark adaptation), not the actual food consumed.
Option B: Laboratory assessments involve biochemical tests on blood or urine to measure nutrient levels. This reflects nutritional status but does not directly quantify dietary intake.
Option C: Anthropometry involves measuring the physical dimensions of the body (e.g., height, weight, BMI). It assesses long-term nutritional status and body composition, not what was eaten yesterday.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Methods of Dietary and Nutritional Assessment as background academic context rather than a clinical decision trigger.
Accurate dietary assessment is a fundamental nursing skill required for developing effective nutritional care plans, especially for patients with chronic diseases like diabetes, hypertension, or kidney disease.
The 24-hour recall helps nurses and dietitians quickly identify dietary habits that may contribute to a patient's acute health problem, such as high sodium intake in a hypertensive patient or high sugar intake in a diabetic patient with hyperglycemia.
This tool is also essential in community health settings for assessing the dietary patterns of populations and planning nutritional interventions.

How to Approach the Question

First, identify the key requirements of the question: the goal is to 'assess dietary intake' and the timeframe is short, 'past 24-48 hours'.
Next, evaluate each option against these two specific criteria.
Eliminate 'Functional indices' and 'Laboratory assessment' as they measure the body's physiological or biochemical status, not the intake of food.
Eliminate 'Anthropometry' because it measures physical body size, which reflects long-term nutritional history, not recent intake.
Recognize that '24-hour dietary recall' by its very name and definition is a method of recalling food intake over the last 24 hours, which directly matches the question's requirements.

Concept Tested & Keywords

QKjC50eLXJIgY-HjRJawZT

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 77-79

E6 textbook of Applied Biochemistry and Nutrition & DieteticsHarbans Lal (pp 26-464 of 479) p. 413-415

E6 Nutrition Kumud Khanna 2e p. 26-479

Practise the full UP NHM CHO 7 Sept 2022 (Shift-2)

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