eye brain connection Flashcards
1
Q
light reaching retina
A
controlled isis—- pupil— sends to CNS
2
Q
pupil adjust light
A
reducing acuity- when little light
increasing acuity - when bright light
3
Q
RETINA (4) neuron
A
ganglion
amacrine
biploar
horizontal
PHOTORECPTOR
4
Q
PHOTORECPTOR (2)
A
rod and cones
5
Q
cones
A
photopic vision- high good light
forvea
6
Q
rods
A
scotopic vision- high low light
no forvea
7
Q
activating photorecpotors by retina
A
1-release glutamate- control bipolar— ganglion
2-axons ganglion — optic eye enter brain
3- optic leave gap- blind spot
8
Q
horizontal
A
connect receprto— bipolar cell
9
Q
amacrine
A
connect biploar to ganglion