Nervous System and Neurons

This is made up of the brain and spinal cord

• Central Nervous System (CNS)

• Peripheral Nervous System (PNS)

• Autonomic nervous system

• Somatic nervous system

The part of the neuron that insulates the axon and increases the speed of the neural message within the neuron.

• Synapse

• Dendrite

• Myelin Sheath

• Axon Terminal Button

__________ carry messages between sensory neurons and motor neurons.

• Active Neurons

• Interneurons

• Refraction Neurons

• Flower Neurons

What is the purpose of the nervous system?

• Control and communication of and between systems of the body.

• To let you know when you when you should feel anxious about something.

Myelin would be which color of structure?

• the red one

• the blue one

• the green one

• the purple one

Tags

NGSS.MS-LS1-2

All the parts of the nervous system except the brain and spinal cord.

• Central Nervous System (CNS)

• Peripheral nervous system (PNS)

• Autonomic nervous system

• Somatic nervous system

Which part of the peripheral nervous system deals with activities that we can control?

• somatic

• autonomic

Which part of the peripheral nervous system deals with involuntary activities?

• somatic

• autonomic

What is the purpose of the myelin sheath on the axon?

• To maintain temperature

• To improve conductivity

• To protect the axon

• To release neurotransmitters

Sensory neurons carry nerve impulses from the sense organs and internal organs (like your stomach) to the

• peripheral nervous system (PNS)

• central nervous system (CNS)

• muscles

• sense organs

Tags

NGSS.MS-LS1-8