Sensation and Perception Crossword

Taking information and making it neural
Interpretation of neural energy
specialized neurons that respond to sensory information
Absolute and difference are the two types of...
Given constant levels of stimulation, sensitivity decreases
Help channel the energy to receptors
the actual conversion of physical energy to neural energy
the pathway from the sensory system to the brain
How many stages of perception are there?
the action of explaining the meaning of something to someone
analyzing small features to interpret the whole
using larger interpretation to understand the small parts
How many characteristics/principles of perception are there?
receive information from neurons
where the decision whether or not to fire a cell occurs
sends information
molecules that carry a charge
# of pulses per second
energy used to open ion channels
rods contain...
cones contain...
technical term for farsightedness
technical term for nearsightedness
movement of charge
marks the cell's boundaries; fluid environment
How many stages of action potentional?
tendency of ions to move from areas of high concentration to low
neurons firing
like charges repel, opposite charges attracts
point of communcation between two cells
Presynaptic cells ________ information
Postsynaptic cells __________ information
moves membrance away from threshold (abbr.)
pushes membrane away from threshold (abbr.)
mishape of the cornea
responsible for black and white
responsible for color
bends light to receptors; focuses 80% of the light into the eye
muscle that surrounds the pupil; helps modify the amount of light that gets to the retina
last thing that light hits before the retina
Stage one in the eye is...
Stage two in the eyes is...
Vision has two systems mediated by the rods and cones