Nerves and Action Potentials

Nerves outside of the brain and spinal cord

• Central Nervous System (CNS)
• Peripheral Nervous System (PNS)

Nerve cell

• Neuron
• Glial cell

The Brain and Spinal Cord make up the

• Peripheral Nervous System

• Central Nervous System

• Sensory Nervous System

• Motor Nervous system

______ send signals away from neurons whereas ______ receive signals from other neurons. 

• dendrites; axons
• axons; dendrites
• synapses; dendrites
• axons; synapses

Which of the following are the parts of neurons?

• brain, spinal cord, and vertebral column
• dendrite, axon, and cell body
• sensory and motor
• cortex, medulla and sheath

Tags

NGSS.MS-LS1-2

The structure labeled D is the

• axon
• dendrite
• soma
• presynaptic cell

Tags

NGSS.MS-LS1-2

part of a neuron that carries impulses away from the cell body

• neuron
• axon
• CNS
• PNS

system in which most neurons control voluntary movements

• CNS
• somatic nervous system
• homeostasis
• neuron

The part of the neuron that receives signals is the:

• Axon
• Dendrite
• Axon Terminal
• Cell Body

Describes the fact that a neuron fires at the same intensity despite the intensity of the stimulus.

• Threshold
• Repolarization
• All or None Principle
• Action Potential