...

Nutrients and Beyond! The Six Nutrient Groups

by user

on
Category:

genealogy

1

views

Report

Comments

Transcript

Nutrients and Beyond! The Six Nutrient Groups
Nutrients and Beyond!
The Six Nutrient Groups
Copyright
Copyright © Texas Education Agency, 2013. These Materials are copyrighted © and trademarked ™ as the
property of the Texas Education Agency (TEA) and may not be reproduced without the express written permission
of TEA, except under the following conditions:
1) Texas public school districts, charter schools, and Education Service Centers may reproduce and use copies of
the Materials and Related Materials for the districts’ and schools’ educational use without obtaining
permission from TEA.
2) Residents of the state of Texas may reproduce and use copies of the Materials and Related Materials for
individual personal use only, without obtaining written permission of TEA.
3) Any portion reproduced must be reproduced in its entirety and remain unedited, unaltered and unchanged in
any way.
4) No monetary charge can be made for the reproduced materials or any document containing them; however, a
reasonable charge to cover only the cost of reproduction and distribution may be charged.
Private entities or persons located in Texas that are not Texas public school districts, Texas Education Service
Centers, or Texas charter schools or any entity, whether public or private, educational or non-educational, located
outside the state of Texas MUST obtain written approval from TEA and will be required to enter into a license
agreement that may involve the payment of a licensing fee or a royalty.
For information contact: Office of Copyrights, Trademarks, License Agreements, and Royalties, Texas Education
Agency, 1701 N. Congress Ave., Austin, TX 78701-1494; phone 512-463-7004; email: [email protected]
Copyright © Texas Education Agency, 2013. All rights reserved.
2
Nutrition
The study of food components and their use by the body to
sustain life and health
Copyright © Texas Education Agency, 2013. All rights reserved.
3
Nutrients
Water
Proteins
Carbohydrates
Vitamins
Fats
Minerals
Copyright © Texas Education Agency, 2013. All rights reserved.
4
Water
• Main component of many
foods
• Influences texture,
appearance and taste of
food
• Maintains body
temperature
• Transports nutrients and
waste
Copyright © Texas Education Agency, 2013. All rights reserved.
5
Carbohydrates
• Make up the bulk of the
biomass in food
• Major source of energy for
humans
• Provide reserve energy store
for all living things
• Form the vital structure of
living cells
Copyright © Texas Education Agency, 2013. All rights reserved.
6
Carbohydrates - Simple
• Sugars
• Monosaccharides
– Fructose
– Glucose
– Galactose
• Disaccharides
– Sucrose
– Maltose
– Lactose
Copyright © Texas Education Agency, 2013. All rights reserved.
7
Carbohydrates - Complex
• Also called polysaccharides
or macromolecules
• Types
– Starches
– Cellulose
– Carbohydrate gums and
pectins
Copyright © Texas Education Agency, 2013. All rights reserved.
8
Fats
• Play an important role in food
preparation and general
health
• Have a place in a healthful
diet
• Key is to keep everything in
balance
• Lipids are insoluble in water
and have a greasy feel
– Fats
– Oils
– Shortening
Copyright © Texas Education Agency, 2013. All rights reserved.
9
Proteins
• Complex molecules
• Needed for:
– growth and repair of body
tissue
– fighting disease
– fluid and electrolyte balance
– pH balance
– regulating body functions
Copyright © Texas Education Agency, 2013. All rights reserved.
10
Vitamins – Fat-soluble
• Vitamins A, D, E, K
• Generally found in fats and
oils in foods
• Cannot be easily excreted
• Stored in the liver or fatty
tissues
Copyright © Texas Education Agency, 2013. All rights reserved.
11
Vitamins – Water-Soluble
• B vitamins and vitamin C
–
–
–
–
–
–
–
–
–
B1 (Thiamin)
B2 (Riboflavin)
B3 (Niacin)
B6 (Pyridoxine)
Folate, folic acid, folacin
B12 (Cyanocobalamin)
Pantothenic acid
Biotin
Vitamin C (Ascorbic acid)
• Cannot be stored in the
body
• Excess quantities excreted
Copyright © Texas Education Agency, 2013. All rights reserved.
12
Major Minerals
• Calcium
• Simplest chemical structure
• Phosphorus
• Minerals are elements
• Magnesium
• Make up about 2.3 kg of the
mass of the average adult
• Sodium, Chloride and
Potassium
Copyright © Texas Education Agency, 2013. All rights reserved.
13
Trace Minerals
• Iron
• Also called microminerals
• Iodine
• Need less than 100 mg per
day
• Zinc
• Fluoride
• Copper
• Manganese
• Selenium
• Chromium
Copyright © Texas Education Agency, 2013. All rights reserved.
14
Bill Nye – Nutrition
(click on link)
Copyright © Texas Education Agency, 2013. All rights reserved.
15
Questions?
16
Copyright © Texas Education Agency, 2013. All rights reserved.
References and Resources
Images:
• Microsoft Office Clip Art: Used with permission from Microsoft.
Textbooks:
• Duyff, R. L. (2010). Food, nutrition & wellness. Columbus, OH:
Glencoe/McGraw-Hill.
• Ward, J.D., & Ward, L.T. (2013). Principles of food science. Tinley Park,
IL: Goodheart-Willcox Company.
YouTube™ video:
• Bill Nye – Nutrition
Bill Nye, the Science guy discusses nutrients
http://youtu.be/8j7VwLhMIlQ
Copyright © Texas Education Agency, 2013. All rights reserved.
17
Fly UP