Autonomics Flashcards
(18 cards)
Sympathetic preganglionic neurons orginate from where?
lateral gray horn of T1-L2
BP, Heart rate,
vasodilatation of blood vessels in extremities,
pupils dilate, sweating increases, digestion stops is a result from what?
Stress
The ______ run with the ventral rami
and then connect to the ganglia
preganglionic fibers
_____ run to the ganglia (T1-L2 only)
White rami
___ rami run from the ganglia
Gray
all sympathetics in head originate from spinal cord
levels _____
T1 and T2
- all sympathetics in head are post-ganglionic; synapse
in where?
superior cervical ganglion
post-ganglionic fibers distributed primarily along
branches of _________
internal and external carotid arteries
Parasympathetics originate from what cranial nerves?
Cranial nerves 3, 7, 9, 10
Parasympathetics originate from what spinal sections?
Sacral 2, 3, 4
What are the 4 parasympathetic ganglion?
Ciliary Ganglion
Otic Ganglion
Submandibular Ganglion
Pterygopalatine Ganglion
The Ciliary Ganglion
gets preganglionic fibers from what nerve?
Oculomotor N.
The Otic ganglion
gets preganglionic fibers from what nerve?
glossopharyngeal N.-Tympanic N- Lesser Petrosal N.
The Pterygopalatine
ganglion
gets preganglionic fibers from what nerve?
Greater petrosal N. from facial N.
Submandibular
ganglion
facial N.
The post ganglionic nerves from the ciliary ganglion are found in what nerve
short ciliary N.
The post ganglionic nerve fibers of sub-mandibular ganglion can be found in what Nerves
Chorda Tympani N.
Lingual N.
The post ganglionic nerve fibers of otic ganglion can be found in what Nerves
Auriculotemporal N.
