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Trouble With
Question | Answer | |
---|---|---|
Block Reflex Tachycardia with? | B1 blocker | |
Block reflex bradycardia with? | M2 blocker | |
Is Symp? TL or CS | Thoracolumbar | |
Is Parasymp? TL or CS | Craniosacral | |
Location of Receptors in Eye | M3 receptor-circular muscle- miosis M3 receptor- ciliary muscle- accommodation- near vision a1 receptor- radial muscle -mydriasis | |
Miosis caused by? | M agonists... Spasm of accommodation a1 blockade... No blurring of vision | |
Mydriasis caused by? | M blockers... Cycloplagia (Paralysis of accommodation) a1 agonist.... No blurring of vision | |
Innervation of blood vessels? | Mainly Symp a1 b2 M3 rec present (Ps) but it's not innervated... Directly acting agonists only... | |
What's sympathetic cholinergic? | ||
For sweat glands... Under Symp controls but via ach acting on m3 | ||
Which ANS receptors are of what type? | A1 Gq A2 Gi B1 Gs B2 Gs D Gs M2 Gi M1 and M3 Gq Nn Nm are ion gated channels Na/K |