nervous system Flashcards
what is the apart of central nervous system’
the spinal cord and brain
what is apart of the peripheral nervous system
cranial and spinal nerves
what is the somatic system
carry commands from your brain to your muscles so you can move around
what is the automatic system
controls your blood pressure and the rate of breathing. This works automatically without a person’s conscious effort.
what are the three main parts of the neuron
dendrite cell body and axon
what are the two sub divisions of autonomatic system
parasympathetic and sympathetic
what are the two other parts of neuron
schwann cell and node of ranvier
what does dendrite do
transmits the impulse to cell body
what does cell body do
transmits the impulse to axon
what does axon do
receives impulse from cell body and transmit ms to dendrite of next neuron
what is the three types of neurons
sensory neurons, motor and interneuron
what does sensory neuron do
takes messages from sense organ to CNS
what does sensory neuron have
long dendrite and short axon
what is the motor neuron.
takes messages away from CNS to muscle fiber/gland
what does moter neurons have
short dendrite and long axon
