Food and Nutrition Chapter 3: Carbohydrates - Energy and Calorie Units
16 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the unit of measurement defined as the amount of heat required to raise the temperature of one kilogram of water by 1°C?

  • Energy
  • Kilojoule (kJ)
  • Joule (J)
  • Calorie (Cal) (correct)

    • Which nutrient's controlled oxidation contributes to about half of the intake of energy in the body?

  • Fats
  • Proteins
  • Carbohydrates (correct)
  • Vitamins

    • What is the main function of energy obtained from glucose and fatty acids reactions in the body?

  • Protein synthesis for growth and repair
  • Maintenance of body temperature at 37°C (correct)
  • Elimination of wastes from blood by kidney
  • Contraction of muscles – breathing, heart

    • What happens when excess energy is consumed in the body?

    <p>Stored as glycogen or fat</p> Signup and view all the answers

    During periods of starvation, what does the body utilize to provide energy?

    <p>Proteins</p> Signup and view all the answers

    For what activities does the human body require energy, apart from maintenance of body temperature?

    <p>Breathing and heart functions</p> Signup and view all the answers

    What is the definition of Basal Metabolic Rate (BMR)?

    <p>The energy expended when the body is completely relaxed and at rest, in a comfortable position, in a temperature within the zone of thermal neutrality, after digestion and absorption of the last food ingested have ceased.</p> Signup and view all the answers

    What is the major reason why losing weight becomes difficult in later life?

    <p>Decrease in thyroid secretions with age.</p> Signup and view all the answers

    How does Basal Metabolic Rate (BMR) vary?

    <p>With age, weight, sex, disease, and other factors.</p> Signup and view all the answers

    What happens to Basal Metabolic Rate (BMR) after 25 years of age?

    <p>It decreases approximately 1% per year.</p> Signup and view all the answers

    In which condition does Basal Metabolic Rate (BMR) rise?

    <p>With an increase in weight.</p> Signup and view all the answers

    What is the primary source of energy provided through oxidation?

    <p>Carbohydrates, fats, proteins</p> Signup and view all the answers

    How do obese persons compare to others in terms of energy utilization at rest?

    <p>Obese persons use less energy at rest.</p> Signup and view all the answers

    What is the extra recommended daily energy requirement during the last 6 months of pregnancy?

    <p>200 kcal (840 kJ)</p> Signup and view all the answers

    How does human body temperature impact energy needs in hot climates?

    <p>Less heat needs to be generated to maintain body temperature.</p> Signup and view all the answers

    What happens to the energy needs of elderly individuals?

    <p>They generally use less energy than young and adults due to reduced activity and number of active cells.</p> Signup and view all the answers

    More Like This

    Carbohydrates as a Source of Energy
    16 questions

    Carbohydrates as a Source of Energy

    SimplifiedDragon avatar
    SimplifiedDragon
    Understanding Carbohydrates: The Three Food Groups
    6 questions

    Understanding Carbohydrates: The Three Food Groups

    FavorableProse avatar
    FavorableProse
    Carbohydrates Overview
    40 questions

    Carbohydrates Overview

    GoldChupacabra avatar
    GoldChupacabra
    Food and Nutrition Basics
    15 questions

    Food and Nutrition Basics

    SublimeJasper9270 avatar
    SublimeJasper9270
    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser