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RUHS, Jaipur, PB B.Sc Nursing Entrance-2021
Biochemistry and Nutrition
Easy

Foods and fluids high in caffeine to discourage intake are?

Appeared in: RUHS, Jaipur, PB B.Sc Nursing Entrance-2021

Explanation

  • This option correctly groups three items—chocolate, coffee, and tea—that are all well-known, significant sources of the stimulant caffeine.
  • Coffee is a primary source of caffeine, with amounts varying based on the type of bean and brewing method.
  • Tea contains caffeine (and theophylline), although typically less than coffee.
  • Chocolate is derived from cocoa beans, which contain caffeine and a related stimulant, theobromine.

Why Other Options Were Wrong

  • Option B: This group is incorrect because it includes vinegar, which is a product of fermentation and contains acetic acid, not caffeine.
  • Option C: This option is incorrect because alcohol and beer are central nervous system depressants and do not contain caffeine. While some carbonated drinks (colas) have caffeine, many do not.
  • Option D: This option is incorrect because none of the items listed—citric juice, sugar water, and most 'cold drinks'—contain caffeine.

Related Visual

Visual explanation — Related Visual
Clinical Relevance
  • Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Identification of foods and fluids high in caffeine as background academic context rather than a clinical decision trigger.
  • Nurses must educate patients about dietary sources of caffeine, as intake may need to be limited for conditions like hypertension, cardiac arrhythmias, anxiety disorders, GERD, and during pregnancy.
  • Patient teaching should include reading labels, as caffeine is added to many products, including soft drinks, energy drinks, and even some over-the-counter pain relievers.
  • What if? If a patient is taking theophylline for asthma, the nurse must strongly advise limiting caffeine intake. Caffeine can increase theophylline levels in the blood, raising the risk of toxicity (symptoms include nausea, vomiting, insomnia, and seizures).
How to Approach the Question
  • First, identify the core task of the question: to find the group where ALL items are high in caffeine.
  • Analyze Option A: Chocolate, coffee, tea. Recall that all three are common, well-known sources of caffeine. This is a strong candidate.
  • Analyze Option B: Colas, Thumbs Up, vinegar. Colas have caffeine, but vinegar does not. Since not all items fit, eliminate this option.
  • Analyze Option C: Alcohol, carbonated drinks, beer. Alcohol and beer are caffeine-free. Eliminate this option.
  • Analyze Option D: Citric juice, cold drink, water sugar. Fruit juices and sugar water are caffeine-free. Eliminate this option.
  • Conclude that only the first option presents a consistent group of caffeinated items, making it the correct answer.
Concept Tested & Keywords
  • Concept Tested: Identification of foods and fluids high in caffeine.
  • Stem keywords: foods, fluids, high in caffeine, discourage intake
  • Lead-in keywords: BEST, MOST RELEVANT CLUE
  • Negative lead-in flag: false

Question ID

QMyfkMwDgfrRWuOCp-czA5

Reference Book

E6 Parks TextBook of Preventive & Social Medicine part 2 — Subpart A (pp 1-232 of 464) p. 166-168

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 4316-4318

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