chapter 7
A mild degree of pain releases the neurotransmitter ____. A more intense pain also releases ____.
glutamate; substance P
Itching is primarily the result of ____.
histamine release
How many kinds of olfactory receptors do we have?
hundreds
The receptors for taste are ____.
modified skin cells
Repeated exposure to male pheromones may be associated with ____ in young women who are not sexually active.
more regular menstrual cycles
Pacinian corpuscles respond best to ____. Group of answer choices
rapid mechanical pressure
Which two structures provide information about vestibular sensation?
semicircular canals and otolith organs
The sensory aspect of pain activates the ____ cortex, whereas the emotional aspect activates the ____ cortex.
somatosensory; cingulate
One hypothesis of synesthesia is that ____.
some of the axons from one cortical area have branches into another cortical area.
The somatosensory system involves sensation of ____.
the body and its movements