chapter 22

Question 1

what are the three types of macronutrients and two types of micronutrients required by humans

Answer 1

macronutrients–»carbohydrates, fats(lipids) and proteins

micronutrients–»vitamins(organic micronutrients) and minerals(inorganic micronutrients)

Question 2

what is meant by the term “essential nutrients”

Answer 2

substance that must be obtained from the diet because the body cannot make it in sufficient quantity to meet its needs

Question 3

where does most digestion and absorption occur in the human digestive tract

Answer 3

small intestine

Question 4

what is the function of bile, what is the function of the gall bladder

Answer 4

bile–»emulsifies fats and also helps in the absorption of fats — bile is stored in and released from the gall bladder into the small intestine

gall bladder–»stores liver produced bile