3 Flashcards
What do Sympathetic Fibers control?
Blood, Sweat, Hair
The Adrenal Medulla functions as what time of tissue?
Post Ganglionic Sympathetic Tissue
Where do the Sympathetic Nerves synapse?
- Sympathetic Chain at same level
- Pass up/down then synapse
- Synapse in a Peripheral Ganglia
Parasympathetic Function of CN III
Pupil Constriction
Parasympathetic Function of CN VII
Salivary
Parasympathetic Function of CN IX
Salivary (Parotid)
Parasympathetic Function of CN X
Splenic Flexure
Parasympathetic Function of S2-S4
Descending colon
What NT does the Preganglionic Sympathetic nerve fiber release?
ACh
Receptor for Post Ganglionic Sympathetic nerve fiber?
Nicotinic
What does the Post Ganglionic Sympathetic nerve fiber release?
Norepinephrine
What is the exception to the Post Ganglionic Sympathetic nerve fiber releasing norepinephrine rule?
8% of Skeletal Nerves are Sympathetic and release ACh
What type of tissue receptor responds to Sympathetic stimulation?
Adrenergic
What type of tissue receptor responds to Parasympathetic stimulation?
Muscarinic
Alpha Receptors respond to what?
Epinephrine or Norepinephrine