Neuron Parts + White/Gray Matter + Electrical Conductivity

cell body

dendrite

axon hillock

myelin

axon

nodes of ranvier

axon end terminal

Dendrites

cell body

axon (+longest axon)

axon hillock

axon end terminals

myelin

nodes of ranvier

1st neuron cell

synaptic vesicles

synaptic cleft

Neurotransmitters

Synapse

2nd neuron dendrite cell

synapse

synaptic vesicles

Neurotransmitters

nerve

ganglion gray matter

white matter

key

nerve

gray matter

key

where

Electrical Conductivity:

action potentials

needed for AP

neurons use to communicate w/ each other

1. membrane potential: electrical voltage difference across membrane

2. ion channels

Electrical Conductivity

potential energy

vs

kinetic energy

Resting Membrane Potential:

3 ways to say gradient potential energy (create electricity)

Sodium Potassium Pump:

cell can reach

pump