Pressure Receptors - The Pacinian Corpuscle Flashcards

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1
Q

What are pressure receptors

A
  • connected to a sensory neuron
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2
Q

What is the structure of the pressure receptor?

A
  • Pacinian corpuscle
  • single nerve fiber
  • capsule
  • myelin sheath
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3
Q

What happens when the mebranes are compressed?

A
  • Na+ channels are opened - they are physical pushed open and the membrane depolarises
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4
Q

What happens when some of the Na+ channels open?

A
  • That encourages more and more Na+ channels to open by positive feedback
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