What is the role of digestive enzymes?
A. Turn ingested food into absorbable nutrient molecules.
B. To assist chewing.
C. To break down food into feces.
D. To catalyze reactions between nutrients.
Answer: A
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A person with damage to the left cerebral hemisphere could have several speaking problems, but yet have no problems with singing.
Answer the following statement true (T) or false (F)
The change in function of the male reproductive system that is comparable to menopause in women is
A) called manopause. B) not comparable between the aging male and female reproductive systems. C) nothing; the male reproductive system does not change with age. D) called the male climacteric. E) None of the answers are correct.
Explain the significance of the alkaline mucous layer lining the interior surface of the stomach
A) The mucous layer protects against foreign pathogens in the gastric lumen. B) The mucous layer modifies the pH of food for better digestion. C) The mucous layer activates antibodies to kill microorganisms in the gastric lumen. D) The mucous layer protects epithelial cells from the acid and enzymes in the gastric lumen. E) The mucous layer keeps food from sticking to the walls of the stomach so it can enter the small intestine.
The varied strength of synaptic transmission is called ________.
A. synaptic plasticity B. EPSP C. temporal summation D. spatial summation