PNB 2274: EXAM IV (AUTONOMIC NERVOUS SYSTEM)

PNB 2274: EXAM IV (AUTONOMIC NERVOUS SYSTEM)

Unlike skeletal system your autonomic nervous system has ______ neurons connected
in series. They are called ________ and ________. - Answers :two!
Preganglionic
postganglionic

Sympathetic - Answers :fight or flight

parasympathetic - Answers :rest and digest

dual innervation - Answers :paired inervation of target organs by sympathetic and
parasympathetic systems

Where do sympathetic preganglionic cells originate from? - Answers :




T1-L2

where do sympathetic preganglionic cells go to? - Answers :A) Sympathetic Chain
B) Collateral
C) Adrenal

Where do sympathetic postganglionic cells come from? - Answers :Sympathetic chain
ganglia, collateral ganglia

A _____________ is simply a collection of neuron cell bodies in the peripheral nervous
system. The cell bodies of postsynaptic autonomic neurons are located in ___________
throughout the body. Sensory ___________, such as dorsal root ___________, are
collections of sensory neuron cell bodies, but NO synapses occur there. - Answers
:Ganglia

Sympathetic Chain ganglia - Answers :located on both sides of spinal cord
inervate heart, lungs, head