Physiology Flashcards
Which NS is thorocolumbar?
Sympathetic Nervous system
What are the sympathetic post ganglion receptors ?
NE
ACH (ONLY SWEAT GLANDS)
What are the two compartments of Enteric nervous system ?
Submucosal (Meissner)
Aurebach (myentric)
What are the cranial nerves of PS nervous system ?
3 occulomator (pupil accommodation)
7 (facial)
9 (glossopharyngeal) parotid gland
10 (Vagus) Heart and gut
Which nervous system has long pre ganglionic neuron?
Parasympathetic NS
Which receptor activation increases IP3 and CA2+
M1 M3 M5
Which receptor of PS decreases CAMP and causes dephosphorylation ?
M2 and M4
What does Jack o later Mushroom cause ?
Increase in Musuranic receptors
Atropa bellodona releases?
ATROPINE
What are the two major muscle group involved in pupil dilation and it’s innervation?
Dilator pupilae - Sympathetic Radial
Constrictor pupilae - PS circular
What is the muscle involved in accommodation refex?
CILIARY MUSCLE
Near- CONTRACTS (lens thickens) (M3)
FAR - DIALATES ( WIDENS) (B2)