Which substance cannot be digested by humans but instead stimulates intestinal muscle contractions?
A) bile
B) fiber
C) starch
D) protein
Correct Answer:
Verified
Q28: Intestinal cells absorb nutrients by _.
A)diffusion
Q29: After sitting through a 2-hour math lecture,
Q30: Which product of digestion is not normally
Q31: Within the intestinal villi crypts, _.
A)chylomicrons
Q32: Exchange of oxygen, nutrients, and waste materials
Q34: Which dietary substance is not a substrate
Q35: In the stomach, hydrochloric acid _.
A)kills
Q36: Which substance is not a typical component
Q37: What is the body's most metabolically active
Q38: Which organ does not secrete digestive enzymes?
A)liver
B)stomach
C)pancreas
D)salivary
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