Unit 3 Psychology - Nervous System

Front

Part of a neuron that receives information from other neurons

Back

dendrites

Front

A signal or messenger molecule that transmits nerve impulses across synapses

Back

neurotransmitter

Front

What contains the nucleus of the neuron?

Back

Soma

Front

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

Back

Myelin Sheath

Front

How are efferent nerves best described?

Back

Nerves that originate in the central nervous system and carry signals to the periphery

Front

A dog is startled by a gunshot. Which of the following sympathetic effects are most likely to occur?

Back

Dilation of the pupils, increased heart rate, and lack of urination

Front

The neurotransmitter norepinephrine stimulates fight or flight reactions in what system?

Back

Sympathetic system

Front

Where is the autonomic division of the nervous system found?

Back

As a part of the peripheral nervous system

Front

The autonomic nervous system is divided into what branches?

Back

Sympathetic and parasympathetic branches

Front

The central nervous system is made up of what parts?

Back

Brain and spinal cord