3.1 Divisions of the Nervous System Flashcards
The 2 structures that make up the Central Nervous System
Brain and Spinal Chord
The Peripheral Nervous System can be subdivided into…
The somatic and autonomic system
The subdivisions of the autonomic nervous system are the…
Sympathetic and Parasympathetic NS
What are the three main actions of the sympathetic nervous system?
Increases Heart Rate, Increases Breathing Rate, Decreases Peristalsis
What are the three main actions of the parasympathetic system?
Decreases Heart Rate, Decreases Breathing Rates, Increases Peristalsis
A neural pathway where many neurons feed into one is known as a…
Converging pathway
A neural pathway where one neuron sends signals to many neurons is known as a…
Diverging Pathway
A neural pathway where a neuron at the end feeds back to a neuron near the start is known as a…
Reverberating Pathway
What branch of the PNS processes conscious actions?
somatic
The somatic NS contains which type of neurons?
sensory and motor
