AP Psych: Unit 2 Vocab: Part 1

Protective casing around the axon of a neuron

• Myelin Sheath

• Axon Terminal

• Axon Bulb

• Sodium Potassium Pump

Degradation of this part of the neuron is directly connected to Alzheimers

• Dendrites

• Axon

• Myelin Sheath

• Synapse

Naturally occurring chemical message sent in the nervous system.

• Neuron

• Antagonist

• Neurotransmitter

• Neuroplasticity

A nerve cell that communicates with other cells by sending and receiving messages.

• Neuron

• Nerve

• Neurotransmitter

• Synapse

"Afferent" can be used to describe:

• Sensory Neurons

• Motor Neurons

• Central NS

• Peripheral NS

"Efferent" can be used to describe:

• Sensory Neurons

• Motor Neurons

• Central NS

• Peripheral NS

Sends messages from TO the CNS: (bottom up processing)

• Sensory Neurons

• Motor Neurons

• Parasympathetic NS

• Sympathetic NS

Sends messages FROM the CNS:

• Sensory Neurons

• Motor Neurons

• Sympathetic NS

• Autonomic NS

Part of the neuron that receives a message.

• Axon

• Axon Terminal

• Dendrites

• Sodium Potassium Pump

Part of the neuron that carries a message from one end of the neuron to the other.

• Axon

• Axon Bulb

• Myelin Sheath

• Synapse