Which of the following is true about gustatory receptors?
A) Complete adaptation occurs in about one to five minutes.
B) All gustatory receptors have the same threshold for activation.
C) The receptors generate an action potential in response to chemical stimuli.
D) In order for a chemical to be sensed, it must be hydrophobic.
A
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Which of the choices below is not a function of the urinary system?
A) helps maintain homeostasis by controlling the composition, volume, and pressure of blood B) maintains blood osmolarity C) regulates blood glucose levels and produces hormones D) eliminates solid, undigested wastes and excretes carbon dioxide, water, salts, and heat
The function of the afferent neuron is to carry information about the external and internal environments to the ____________________
Fill in the blank(s) with correct word
The anterior border of the perineum is the
A. pubic symphysis. B. anus. C. urethra. D. scrotum in the male and the labia majora in the female.
In internal respiration, oxygen is diffusing from the
A. capillaries into the venules. B. trachea to the lungs. C. tissue fluid into the capillary blood. D. alveoli into the capillary blood. E. capillary blood into the tissue fluid.