What do temporal summation and spatial summation have in common?
a. Both involve the activity of only two neurons.
b. Both require a response from the brain.
c. Both depend on a combination of visual and auditory stimuli.
d. Both enable a reflex to occur in response to weak stimuli.
Question 2
Which event would lead to eating a larger than normal meal?
a. increasing leptin levels
b. decreasing NPY levels
c. increasing NPY levels
d. damaging the lateral hypothalamus