Parietal cells secrete the hormone gastrin into the blood in response to protein products in the stomach lumen and in response to alcohol
a. True
b. False
Indicate whether the statement is true or false
False
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The vital capacity is
a. the volume normally entering or leaving the lungs during a single breath b. the difference in volume between maximum inspiration and maximum exhalation c. the maximum volume the lungs can hold d. the minimum volume the lungs can hold e. none of these
The full closure of bone growth plates occurs during:
a. late childhood b. early adolescence c. late adolescence d. early adulthood
________ is characterized by failure of the testes to descend into the scrotum by the time of birth.
A) Impotence B) Cryptorchidism C) Sterility D) Incontinence E) Erectile dysfunction
The atomic mass of an atom is equal to the number of:
a. electrons b. neutrons c. protons d. both B and C above