Structures of the alimentary canal assignment

Structures of the alimentary canal assignment
C. Gluconeogenesis is the conversion of amino acids to glucose
D. The monosaccharides galactose and fructose can be converted to glucose
Answer is A: In fact the reverse is true. Glucose is consumed during the pro-
duction of ATP.
86. Monosaccharides are the product of digestion of what substance?
A. proteins
B. carbohydrates
C. triglycerides
D. dipeptides
Answer is B: Carbohydrates are composed of many monosaccharide units.
87. One of the following is NOT a function of the large intestine. Which one?
A. absorption of electrolytes
B. synthesis of some vitamins
C. absorption of water
D. digestion of fats.
Answer is D: Digestion occurs and is completed in the small intestine.
88. How are the pH of the small intestine and the pH of the stomach (respectively)
best described?
A. alkaline (basic) and acidic
B. weakly alkaline (basic) and strongly acidic
C. pH of 4 and pH of 8
D. pH of 7 and pH of 1.5
Answer is B: The pH of the stomach contents is about 2 (strongly acidic),
while the pH of small intestine is about 8 (weakly alkaline). The numbers in
choices C