nervous system

what carries messages toward the central nervous system?

• synapse

• motor neurons

• sensory neurons

• neuroglia

what carries messages away from the central nervous system?

• synapse

• motor neurons

• neurotransmitters

• sensory neurons

whos functions are to support, insulate, and protect neurons?

• autonomic nervous system

• central nervous system

• neurotransmitters

• neuroglia

what is the junction between neurons?

• synapse

• neurotransmitters

• sensory neurons

• neuroglia

includes the brain and the spinal cord

• autonomic nervous system

• peripheral nervous system

• central nervous system

what include nerves that run throughout the body?

• peripheral nervous system

• neurotransmitters

• central nervous system

• autonomic nervous system

chemicals released by axon terminals

• neuroglia

• neurotransmitters

• motor neurons

• synapse

what transmits information to smooth muscle, cardiac muscle, and glands?

• autonomic nervous system

• central nervous system

• peripheral nervous system

what is happening during an action potential when the line is going up?

• depolarization

• repolarization

• resting

at rest, there are more Na+ ions ..... the neuron

• inside

• outside