Introduction to Nutrition
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Nutrition is the study of food, their nutrients and other chemical ______, and the effects that foods have on health.

constituents

A nutrient is a chemical component needed by the body for one or more of three general functions: Provide energy, build and repair ______, and regulate life processes.

tissues

Effective nutrition education can lead to a state of nutritional ______ and well-being.

well-being

Food is any substance, organic or inorganic, that when ______ nourishes the body.

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

Enzymes are organic catalysts that are protein in nature and are produced by living ______.

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

Nutrients that provide energy are referred to as ______ food.

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

Nutrients that build and maintain tissues, organs and other structures such as bones and teeth are known as ______ food.

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

To balance different bodily functions and attain ______, certain nutrients are necessary for regulation.

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

The enzyme system is composed of an apoenzyme and a __________.

<p>co-factor</p> Signup and view all the answers

Enzymes are recognized by the suffix __________.

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

Nutritional status is the condition of the body resulting from the utilization of essential __________.

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

A person may be classified as having good, fair, or poor __________.

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

Malnutrition refers to deficiencies, excesses, or imbalances in a person's intake of energy and/or __________.

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

Sub-forms of undernutrition include wasting, stunting, and __________.

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

Overnutrition can lead to conditions such as __________ and obesity.

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

Deficiencies in __________ and minerals are common forms of undernutrition.

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

Obesity is defined as a BMI of 30 or more, while overweight is defined as a BMI of ______ or more.

<p>25</p> Signup and view all the answers

Diet-related noncommunicable diseases (NCDs) include cardiovascular diseases, certain cancers, and ______.

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

Micronutrient deficiencies, such as iodine, vitamin A, and ______, pose a major threat to health.

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

Micronutrients are essential for the body to produce enzymes, hormones, and other substances necessary for ______ and development.

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

An imbalance in nutrition can lead to a pathological state resulting from disproportion among essential ______.

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

Dietary standards are compilations of nutrient requirements or ______ in specific quantities.

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

The minimum amounts needed for essential nutrients are known as dietary ______.

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

People are increasingly consuming foods that are more energy-dense, high in ______ and fats.

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

Recommended Energy Intake (REI) is a nutrient-based dietary standard recognized in the nutrition and health community as a source of information on recommended intakes of energy and nutrients for the maintenance of good _____

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

Food quality is the extent to which all established requirements relating to the characteristics of a food are _____

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

Sensory attributes, shelf-life stability, and wholesomeness are all components of _____

<p>food quality</p> Signup and view all the answers

When considering food choices, the physical environment refers to the _____ where people eat or procure food

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

_____ factors can also impact food choices, such as the macro-level environment operating within society.

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

The declared gross or net quantity of food items relates to the _____ of a food product.

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

Packaging and _____ are important considerations in determining food quality.

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

Wholesomeness in food quality ensures that food is _____ for human consumption.

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

Study Notes

Introduction to Nutrition

  • Nutrition encompasses the study of food, nutrients, and their effects on health throughout life.
  • It promotes nutritional well-being through effective education and practices.

Definition of Terms

  • Nutrition: Examines food, nutrients, and biochemical effects on health.
  • Food: Any organic substance that nourishes the body by building tissues, supplying energy, and regulating processes.
  • Nutrients: Essential chemical components needed for energy, tissue repair, and regulation of body functions.

Nutritional Functions of Nutrients

  • Energy: Nutrients provide energy for biochemical reactions.
  • Tissue Maintenance: Nutrients build and repair tissues, organs, and structures.
  • Regulation: Nutrients maintain homeostasis by regulating bodily functions.

Types of Nutrients

  • Nutrients can be categorized by function:
    • Energy Providers ("Go Food")
    • Body Builders ("Grow Food")
    • Regulators ("Glow Food")

Nutritional Status (Nutriture)

  • Indicates a person's ability to utilize essential nutrients.
  • Can be classified as good, fair, or poor, impacting overall health.
  • Good Nutrition: Adequate essential nutrient supply and utilization.
  • Malnutrition: Results from deficiencies or excesses in nutrient intake.

Forms of Malnutrition

  • Undernutrition: Includes wasting, stunting, underweight, and vitamin/mineral deficiencies.
  • Overnutrition: Results in overweight and obesity from excess energy intake.
  • BMI classifies weight: Overweight (BMI ≥25), Obesity (BMI ≥30).

Nutritional Deficiencies

  • Micronutrient deficiencies (e.g., iodine, vitamin A, iron) pose major health risks, especially in low-income populations.
  • Imbalance in nutrients can lead to pathological states impacting health.

Dietary Standards

  • Set minimum nutrient requirements for good health based on age, sex, and activity level.
  • Recommended Energy Intake (REI)/Nutrient Intake (RNI) aids in achieving proper health levels.

Food Quality

  • Refers to the degree of excellence or fitness for consumption based on criteria like identity, sensory attributes, shelf-life, and packaging.
  • Food quality ensures that consumer expectations and standards are met.

Factors Affecting Food Choices

  • Environmental Factors: Macro-level influences, physical dining settings, and social contexts.
  • Individual Factors: Personal preferences and socio-economic status that guide food selection.

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Introduction to Nutrition PDF

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Explore the fundamental concepts of nutrition, including definitions and an overview of food characteristics and quality. This quiz will help you understand the importance of food technology in nutrition and its impact on health. Perfect for those studying food science and health disciplines.

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