2. eyes (1) mydriasis 2)increase intraocular pressure (3)paralysis of accommodation 赶孔扩大 品状体变扁不 调书麻 近物成象于视网膜后近视困难) 虹膜括约肌松驰 恐韧带拉紧 前房角变窄 房水流出受阻 睫状肌松驰 眼内压上升
2. eyes (1) mydriasis (2) increase intraocular pressure (3) paralysis of accommodation
(1) Mydriasis Uses: iritis, iridocyclitis funduscopic examination(眼底镜检查 Side reactions: photophobia(afraid of light) (2)Intraocular pressure Side reactions: induce glaucoma 3) Paralysis of accommodation( cycloplegia,睫状肌麻痹) Uses: diopter examination(屈光度检查 Side reactions: near vision blurred
(1) Mydriasis Uses: iritis, iridocyclitis, funduscopic examination (眼底镜检查) Side reactions: photophobia (afraid of light) (2) Intraocular pressure↑ Side reactions：induce glaucoma (3) Paralysis of accommodation (cycloplegia, 睫状肌麻痹) Uses: diopter examination (屈光度检查) Side reactions: near vision blurred
normal patient Glasses shop Hospital 不用阿托品)(使用阿托品 optometry glasses
Hospital (使用阿托品) Glasses shop (不用阿托品) optometry normal glasses patient
(spasmodic) 3. spasmodic smooth muscle: relaxation Gi tract: significant , relax walls of the viscera, both tone propulsive i s Detrusor muscle of bladder: significant Ureter输尿管, Bronchia:weak Biliary tract, Uterus: no significant effect
3. spasmodic smooth muscle: relaxation ❖ GI tract : significant ❖ relax walls of the viscera, both tone & propulsive ↓ ❖ Detrusor muscle of bladder: significant ❖ Ureter (输尿管), Bronchial: weak ❖ Biliary tract, Uterus: no significant effect (spasmodic)
4. heart. DHR small dose: temporary\ (presynaptic M blockade) large dose: (block vagal effect on M2-R of sinoatrial node) (2) A-V conduction:个
4. heart: (1) HR small dose: temporary (presynaptic M1blockade) large dose: (block vagal effect on M2 –R of sinoatrial node) (2) A-V conduction: