Complete the sentence with the best term. Please note that if your answer is not spelled correctly, the program will note it as incorrect.
Pigment cells of the pigment epithelium in the retina contain the pigment ________________ which absorbs light not absorbed by the retina.
Synaptic connections between photoreceptors and bipolar cells and horizontal cells are found in the _______________________________ layer.
The _______________________________ layer of the retina consists of the cell bodies of retinal interneurons (horizontal cells, bipolar cells, and amacrine cells).
The axons of _______________ cells form the optic fiber layer.
The _____________ is the region of the retina that has the highest density of cones.
The ________ segment of photoreceptors is the site of phototransduction.
Rods contain the photpigment _______________.
In the absence of light, photoreceptors produce an ionic current called ___________ current.
The dark current of photoreceptors is due to efflux of K+ and influx of Na+ and ____________.
The dark current of photoreceptors is due to efflux of K+ and influx of Ca+ and ____________.
The dark current of photoreceptors is due to efflux of ________ and influx of Na+ and Ca2+.
The resting membrane potential of photoreceptors is about __________ mV.
Photoreceptors continuously release the neurotransmitter ________________.
Absorption of light by photopigment produces ____________________ of the photoreceptor cell membrane.
Rhodopsin is made of retinal and ___________.
Rhodopsin is made of ____________ and opsin.
When retinal absorbs a photon is changes conformation from 11-cis to __________.
When retinal absorbs a photon is changes conformation from _________ to all-trans.
Metarhodopsin activates the G protein _________________.
The alpha subunit of transducin activates a _______________________.
All-trans retinal is converted back to 11-cis retinal in the ___________________________.
Loss of one of the cone photoreceptors systems results on colour blindness called ____________________.
Horizontal cells make lateral _____________ synapses with surrounding photoreceptors.
Ganglion cells of the retina project to the _______________________ nucleus of the thalamus.
The ________________ layer of the lateral geniculate nucleus is concerned with location and movement of visual images.
The ___________________ layer of the lateral geniculate nucleus is concerned with the colour and form of an image.
Layers 1, 4, and 6 of the lateral geniculate nuclues receive projections from the ____________________________ hemiretina.
Layers 2, 3, and 5 of the lateral geniculate nuclues receive projections from the ____________________________ hemiretina.
Photoreceptors synapse directly onto ___________________ cells.
______________________ cells sustained bipolar cell output into transient responses.