The combination of chewed food and saliva is called ________.
A. chyme
B. hiatal
C. pylorus
D. a bolus
Answer: D
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Assume the following: The total area of cell membrane in a single fat cell is 104 mm2, there is one insulin receptor per 1 mm2 of membrane, and 1 mm2 of cell membrane contains 106 phospholipid molecules.
1. How many insulin receptors are in a fat cell? 2. How many phospholipids molecules are in a fat cell? 3. How many phospholipid molecules are there for each insulin receptor? 4. What general principle of hormone action does your answer support?
Ventricular systole begins during the __________ phase of the cardiac cycle.
Fill in the blank(s) with the appropriate word(s).
Label the arteries of the anterior thigh.
Perception of gravity and linear acceleration depends on
A) changes in the pressure exerted by the cupula on hair cells. B) vibrations of the tectorial membrane striking hair cells. C) the force exerted by otoliths on hair cells of the maculae in the utricle or saccule. D) the movement of endolymph within the semicircular canals. E) All of the answers are correct.