Digestion of food in the body can occur via which of the following mechanisms?
A. Chewing
B. physical (mechanical) digestion
C. chemical (enzymatic) digestion
D. all of the above
Answer: D. all of the above
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The digestive juices in the digestive tract include: a. gastric juice in the stomach, which has the role of digesting fats
b. pancreatic juice, which neutralizes stomach acids reaching the small intestine. c. saliva, which begins the digestion of protein. d. bile released by the gallbladder to break down carbohydrates in the stomach. e. bacterial enzymes that digest lipids.
Overconsumption of which vitamin is most likely to result in toxicity?
A) Vitamin A (retinol) B) Vitamin E (alpha-tocopherol) C) Vitamin B1 (thiamin) D) Vitamin B12 (cobalamin)
According to Adequate Intake recommendations, the total water intake for healthy young women is approximately ________ cups/day.
A. 25.5 B. 15.5 C. 18.0 D. 11.0
Which of the following is the coenzyme form of thiamin?
a. Thiaminacide b. Thiamin pyrophosphate c. Thiamin adenine dinucleotide d. Thiamin flavin mononucleotide