Hydrodynamically focused stream separate cells in single file 

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#Unit 7. System Physiology – Animal

The hyperpolarization of rod cells:

Reduces the release of glutamate

Generates a signal in the bipolar cells

Leads to AP in ganglion cells 

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#Unit 7. System Physiology – Animal

Retinal ganglion cells contain melanopsin.

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#Unit 7. System Physiology – Animal

Types of retinal ganglion cells:

large ganglion cells (magno, or M cells)

small ganglion cells (parvo, or P cells)

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#Unit 7. System Physiology – Animal

A lesion that interrupts one optic nerve causes blindness in that eye.

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#Unit 7. System Physiology – Animal

Homonymous (same side of both 

visual fields) Hemianopia (half blindness)

A lesion in one optic tract causes blindness in half of the visual field

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#Unit 7. System Physiology – Animal

Heteronymous (opposite sides of the visual fields) Hemianopia 

A lesions in the optic chiasm