Mastication is a process that facilitates
A. propulsion of materials through the intestine, and it involves simultaneous secretion of enzymes.
B. mixing of food within the stomach, and it occurs with simultaneous hormone secretion there.
C. swallowing of food, and it increases the surface area of the food for exposure to enzymes.
D. absorption of nutrients into the bloodstream, and it involves carrier proteins in the epithelium.
C
You might also like to view...
By the 4th month of pregnancy, the fundus of the uterus is located inches below the ________ and by the ninth month it is located at the level of the ____________
A. urinary bladder; umbilicus B. umbilicus; xiphoid process C. diaphragm; laryngeal prominence D. pubic symphysis; heart
The enzyme carbonic anhydrase is found:
a. in red blood cells b. in white blood cells c. in epithelial cells lining blood vessels d. as a free protein in blood plasma
Simplest form of carbohydrates
The most important signal for regulating normal ventilation is hydrogen ions in the blood generated by lactic acid production
Indicate whether the statement is true or false.