Taste receptors are
A. modified epithelial cells.
B. modified connective tissue cells.
C. found only on the tongue.
D. unable to divide.
Answer: A
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The spinal reflex for micturition involves stretch receptors in the wall of the bladder that send messages about distension to sympathetic, parasympathetic, and motor neurons in the spinal cord.
Answer the following statement true (T) or false (F)
The sympathetic and parasympathetic systems have _________ effects on heart rate
A. antagonistic B. cooperative C. synergistic D. negligible
Which of the following bodily activities is affected by actions of the parasympathetic nervous system?
A) increase of the ability of the blood to coagulate B) release of glucose into the blood by the liver C) accommodation of the lens of the eye for close vision D) stimulation of the breakdown of fat E) decrease in urine output as a result of vasoconstriction of the kidneys
What category of signaling may interest the perfume industry?
A. Autocrine B. Paracrine C. Pheromone D. Endocrine