BIOCHEMICAL NUTRITION MIDTERM 1 - UNIT 1 and 2 QUESTIONS WITH COMPLETE SOLUTIONS

Which of the following is NOT a macro nutrient a.Carbs b.Vitamins c.Fats d.Proteins correct answer: Vitamins True or false: The cells of the GI tract have a long lifespan, so this is the reason they are more susceptible to damage over long periods of time correct answer: False, GI cells do not have a long lifespan Primary organ of nutrient and water absorption, acid neutralization? correct answer: Small Intestine How often should you exercise per week? correct answer: 30 min, 3x week Which of the following vitamins is fat-soluble? a.Vitamin C b.Vitamin B1 c.Vitamin D d. Vitamin B12 correct answer: Vitamin D Which antioxidant is the main antioxidant, and must be replaced daily? correct answer: Vitamin C Which of the following are described as large, complex molecules for coenzymes, which function to catalyze the breakdown of larger molecules, (they catalyze the energy release from the larger molecules)? a) Minerals b) Proteins c) Carbohydrates d) Vitamins correct answer: Vitamins What is the function of Neurotensin? correct answer: inhibits gastric emptying Which of the following groups contain only energy forms of nutrients? a. Protein, Water, Carbohydrates b. Minerals, Carbohydrates, Lipids c. Proteins, Carbohydrates, Lipids d. Water, Vitamins, Carbohydrates correct answer: Proteins, Carbohydrates, Lipids Which of the following is true about Vitamin C? a. Vitamin C is a lipid soluble vitamin b. Vitamin C is a water soluble vitamin c. Vitamin C is soluble in both water and lipids d. Vitamin C is not soluble in water or lipids correct answer: Vitamin C is a water soluble vitamin In what part of the digestive tract are the majority of bile salts reabsorbed? correct answer: Ileum These are all nutrients formed in the large intestines EXCEPT: a.Vitamin K b.Biotin c.Riboflavin