The peripheral nervous system contains two systems. somatic motor system innervates ____ muscle while the autonomic nervous system innervates _____ and ______ muscle.
skeletal
smooth
cardiac
Preganglionic fibers of the autonomic motor system synapse where?
the autonomic or paravertebral ganglion also referred to as the sympathetic chain.
Quick Review:
In relation to the CNS-(arrive or exit)
Afferent fibers____
Efferent fibers____
Afferent fibers arrive at the CNS
Efferent fibers exit the CNS
Fibers synapsing in the paravertebral gangion would be considered _____ (afferent or efferent)
efferent.
The autonomic nervous system is divided into what two subsystems?
Sympathetic (fight or flight) and Parasympathetic (rest or digest)
The sympathetic nervous system exit the spinal cord at what levels?
T1-L3
What are the three neurotransmitters in the catecholamine family?