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TLS Online TPP Program

#Id: 3989

Phase 1 (initial repolarization), fast sodium channels close


#Unit 7. System Physiology – Animal #Blood pressure, neural and chemical regulation of Cardiovascular System #Part B Pointers
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TLS Online TPP Program

#Id: 5642

#Unit 7. System Physiology – Animal

Retinal is parallel to the surface of the membrane and is attached to a lysine residue at position 296 in the seventh TM domain.
TLS Online TPP Program

#Id: 5643

#Unit 7. System Physiology – Animal
TLS Online TPP Program

#Id: 5644

#Unit 7. System Physiology – Animal
TLS Online TPP Program

#Id: 5645

#Unit 7. System Physiology – Animal

Neurotransmitter release from the rods of retina- Glutamate
TLS Online TPP Program

#Id: 5646

#Unit 7. System Physiology – Animal

When light strikes the outer segment of Rod cells: 
Na + channels closed 
Hyperpolarizing receptor potential
TLS Online TPP Program

#Id: 5647

#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