Ch 8. Nutrient Review

Question 1

vitamins, minerals and water are considered

Answer 1

micro-nutrients

Question 2

what is the dietary reference intakes (DRI)

Answer 2

the entire set of values considered for optimum health, used for planning and assessing diets

Question 3

why may supplementation be an appropriate addition to ‘real food’

Answer 3

advances in food science have caused nutrient depletion in some foods

Question 4

a ‘balanced diet’ includes

Answer 4

correct portions of various macro & micro nutrients

a variety which assures that functional requirements are being met

a balance that ensures few to no bodily function deficiencies exist

all parts of the food pyramid

Question 5

what is caloric density

Answer 5

number of calories per weight of the food

Question 6

T/F: the term ‘empty calories’ refers to foods which have high nutrient density and high caloric density

Answer 6

false

Question 7

T/F: vitamins produce energy

Answer 7

false

Question 8

T/F: excess quantities of vitamins do NOT enhance bodily functions

Answer 8

true

Question 9

which group of vitamins aids in metabolism

Answer 9

B vitamins

Question 10

what maintains body temperature, allows for movement of nutrient and contributes to over 50% of all internal chemical reactions

Answer 10

water

Question 11

what is an inorganic compound that is a natural element of the enviorment

Answer 11

mineral

Question 12

what is an element in the hemoglobin of red blood cells which enable them to carry oxygen

Answer 12

iron

Question 13

what is a nutrient that is not synthesized by the body in enough quantity to sustain function, and therefore must be part of a balanced diet

Answer 13

essential

Question 14

what is a condition of heat exhaustion

Answer 14

headache and dizziness, soaked with sweat, and pale skin

Question 15

what is a condition of heat stroke

Answer 15

very high body temperature with no sweating

Question 16

what can prevent heat exhaustion and/or heat stroke

Answer 16

no vigorous activity in extreme heat

no alchol or caffine before exercise

proper hydration if activity is extended and vigorous

wear breathable clothing

Question 17

the only way for water to reach the cells and all of the places that it is needed is for it to be absorbed in the ______

Answer 17

small intestine

Question 18

The body’s work capacity is directly effected by dehydration. At _____% dehydration, work capacity decreases by 12-15%

Answer 18

2%