Nutrition Final
Depending on a person's age, sex, and body composition, what percentage of body weight is water?
50%-75%
The principle that lean tissue is denser than water can be displayed by
Underwater weighing
People who are unable to absorb fat are likely to develop a _________ deficiency.
Vit A
Pellegra is
a lack of niacin intake
Athletes often use foods, devices, or supplements to improve physical performance is called
ergogenic aids
Lecithin is a type of ___________.
phospholipid
What is an environmental factor, such as radiation, tobacco smoke, or a virus, that triggers cancer.
Carcinogens
Denaturation of a protein is the process the body uses to break down proteins.
False
A composition of body water, mineral and protein-rich tissues is considered
Fat-free mass
Starch found in foods such as rice and potatoes is composed of __________ molecules.
Glucose
The _______________ is the second segment of the small intestines.
Jejunum
The hormone that reduces hunder and inhibits fat storage in the body.
Leptin
Which of the following substances is a complex carbohydrate?
Starch