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Functions and sources of certain macronutrients

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Activity #1
Use the table below to describe the functions and sources of each macronutrient. You also need to describe the relationship each macronutrient has with health, illness, and death.

Major Physiological Functions Sources Relationship with Health, Illness, and Death
Carbohydrates
Lipids
Protein
Fiber

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Solution Summary

This solution describes the functions and sources of four macronutrients. There is also a description of the relationship each macronutrient has with illness, health and death.

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Assistance with Activity 1:

Carbohydrates are needed primarily to supply energy for body cells. Some cells such as brain cells and blood cells use carbohydrates for fuel. During intense exercise muscles also use mainly carbohydrates for fuel. They are classified into 2 groups: simple and complex. Simple carbohydrates include sucrose (table sugar), fructose, (fruit, sugar, honey), maltose(malt sugar) and lactose (milk sugar). Simple carbohydrates provide a lot of the sweetness in foods and are found naturally in fruits and milk and are added to soft drinks, fruit drinks, candy, and other sweets. Complex carbohydrates are made up of chains of many suagr molecules; they include starches and most types of dietary fiber. Starches are found in variuos plants especially grains (wheat, rye, rice, oats, barley, millet), legumes (beans ,peas and lentils) and tubers (potatoes and yams). Complex carbohydrates can also be divided between refined(processed), carbohydrates and unrefined carbohydrates or whole grains. Refined carbohydrates tend to be much lower in fiber ,vitamins, minerals and other beneficial compounds. Unrefined carbohydrates take longer to digest and enter the bloodstream more slowly than refined carbs. A slower increase in blood glucose levels following consumption of ...

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