Ch18 - Nutrition and Metabolism Practice Questions

39) After eating, the hormone__________ signals the hypothalamus to suppress appetite.

A) ghrelin

B) neuropeptide Y

C) leptin

D) pepsin

C) leptin

41) Sarah eats fruits, vegetables and dairy, but no meat or eggs. She is a(n)__________.

A) lacto-vegetarian

B) ovo-vegetarian

C) vegan

D) pesco-vegetarian

A) lacto-vegetarian

42) Carbohydrates, proteins, and fats are classified as__________.

A) nanonutrients

B) micronutrients

C) macronutrients

D) piconutrients

C) macronutrients

52) Which of the following is not lipid?

A) Triglycerides

B) Vegetable oil

C) Cholesterol

D) Tyrosine

D) Tyrosine

53) What components form a triglyceride?

A) Three glycerols and a fatty acid

B) Glycerol and three fatty acids

C) A cholesterol and three fatty acids

D) Two cholesterols and two fatty acid

B) Glycerol and three fatty acids

54) Which of the following is high in monounsaturated fats?

A) Olive oil

B) Butter

C) Palm oil

D) Coconut oi

A) Olive oil

56) A negative nitrogen balance results from a net loss of__________.

A) monosaccharides

B) amino acids

C) genes

D) macronutrients

B) amino acids

58) How many essential amino acids are needed by adults?

A) 2

B) 4

C) 6

D) 8

D) 8

62) What does BMI measure?

A) Weight in proportion to height

B) The amount of body fat

C) Volume in proportion to area

D) The basal metabolic rate

A) Weight in proportion to height

69) What are examples of fat-soluble vitamins?

A) Vitamin C and E

B) B-complex vitamins

C) Vitamins A, D, and K

D) Vitamins A and B-complex vitamin

C) Vitamins A, D, and K

79) Which of the following is a trace element?

A) Magnesium

B) Sulfur

C) Iron

D) Chlorine

C) Iron

96) What is good general dietary advice for athletes?

A) To eat about equal amounts of the three macronutrients.

B) To eat 60% or more carbohydrates, mostly from grains and vegetables.

C) To eat only two large meals a day, with no snacks.

D) To eat much more protein than non-athletes

B) To eat 60% or more carbohydrates, mostly from grains and vegetables.

97) What is the condition that results from poor nutrition, lack of nutrients, or the failure to use them?

A) Malnutrition

B) Malabsorption

C) Food intolerance

D) Food allergy

A) Malnutrition