Digestion of macronutrients begins in the mouth with enzyme action on:
a. carbohydrates, fats, and proteins by various enzymes.
b. proteins by proteases.
c. fats by carbohydrases.
d. fats by proteases.
e. starches by carbohydrases.
Question 2
Active work increases the amount of water lost from the skin as perspiration and from the lungs when we exhale. Most probably, the body will respond to this increased loss by _____ to maintain water balance.
1.increasing kidney output
2.increasing feces output
3.decreasing thirst
4.decreasing kidney output
5.extracting more water from food
Action of the glucocorticoid receptor as a transcriptional activator
Structures of the internal nose, mouth, and throat.
Time course and phases of a nerve cell going from resting potential to action potential
Mechanisms of action of lipid-lowering drugs.
Action of type I and type II topoisomerases, as shown by gel electrophoresis
Digestion converts whole foods into individual nutrients that can be used by the body’s cells