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Stack #1046095
| Question | Answer |
|---|---|
| sildenafil (Viagra) | 30min onset/4hrs duration |
| Vardenafil | 30min onset/4hrs duration |
| Tadalafil | 45min onset/36hrts duration |
| cGMP PDE-5 inhibitors | PDE5 breaks down cGMP |
| cGMP highest in_____/[low]_____ in: | corpus caverosum/smooth muscle [PDE-5 can cause hypotention=reflex is to incr in <3 rate [CV side effects w/ cardiVdisease] |
| PDE5 helps w/ color recognition | B/G |
| how is cGMP made? | Ach-->M receptor--->NO activates guanylcyclase--->cGMP(vasodilates ↓BP) |
| Botulinium Toxin | prevent ACh release [classic anti-chol/paralysis] |
| Botulinium Toxin trmts | excess sweating, eye disorders, wrinkles [BOTOX] |
| Anticholingeric [Antimuscarinic] Drugs | competitive antagonist at muscarinic receptors |
| Effects of Antichol/antimusc | drying secreatins, ↓tone/motility of GI tract, relax bladder/urine retention, brochodil, mydriasis incr intraocular P, incr <3 rate, CNS: sedation/amnesia @ ↓doses [excitation/seizures @ toxic doses] Quarternary salts don't produce CNS effects-need BBB |