Nervous System (Neuron, Brain, Reflex Arc)

What is the brain and spinal cord a part of?

• Peripheral Nervous System

• Autonomic Nervous System

• Central Nervous System

• Parasympathetic Nervous System

Controls voluntary motor movements

• Autonomic Nervous System

• Somatic Nervous System

• Sympathetic Nervous System

• Parasympathetic Nervous System

Interprets information/messages and decides action(s) to implement

• Brain

• Spinal Cord

• Nerves

• Ganglion cells

Tags

NGSS.MS-LS1-8

label 1

• nucleus
• cell body
• dendrite
• axon

Tags

NGSS.MS-LS1-2

label 2

• nucleus
• cell body
• dendrite
• axon

Tags

NGSS.MS-LS1-2

label 4

• axon
• axon terminal
• myelin sheath
• tail

Tags

NGSS.MS-LS1-3

What is the insulating membrane that surrounds parts of the axon that helps to protect & propagate action potential?

• Axon
• Dendrites
• Node of Ranvier
• Myelin Sheath

When a neuron is at REST,

• the inside of the neuron is negatively charged compared to the outside.

• the inside of the neuron is positively charged compared to the outside.

• there is no charge difference established

• none of these is true

part of a neuron that receives information from other neurons

• axon
• dendrites
• myelin sheath
• synapse

Tags

NGSS.MS-LS1-2

a signal molecule that transmits nerve impulses across synapses

• neuron
• neurotransmitter
• nerve
• action potential