autonomic nervus system
DESCRIPTION
AUTONOMIC NERVUS SYSTEM. By: Dr. Mona Amelia, MBiomed. REVIEW . PERIPHERAL NERVOUS SYSTEM SOMATIC NERVOUS SYSTEM AUTONOMIC NERVOUS SYSTEM. SOMATIC NERVOUS SYSTEM MOTORIC NERVOUS SYSTEM SENSORIC NERVOUS SYSTEM. NERVOUS SYSTEM CENTRAL NERVOUS SYSTEM PERIPHERAL NERVOUS SYSTEM. - PowerPoint PPT PresentationTRANSCRIPT
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AUTONOMIC NERVUS SYSTEM
By:Dr. Mona Amelia, MBiomed
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REVIEW • NERVOUS SYSTEM–CENTRAL NERVOUS SYSTEM–PERIPHERAL NERVOUS SYSTEM
• PERIPHERAL NERVOUS SYSTEM• SOMATIC NERVOUS SYSTEM• AUTONOMIC NERVOUS SYSTEM
• SOMATIC NERVOUS SYSTEM• MOTORIC NERVOUS SYSTEM• SENSORIC NERVOUS SYSTEM• AUTONOMIC NERVOUS SYSTEM• PARASYMPATHIC• SYMPATHIC
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DEFINISI• Bagian dari SST• Fungsi motorik – Nervi craniales– Nervi spinales
• Otot polos, otot jantung, glandula
VISCERAL MOTORIC NEURONVISCERAL EFFECTOR
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AUTONOMIC PATHWAY• Memiliki 2 serabut neuron– PreganglionikSSP ganglion
– PostganglionikGanglion efektor
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SYMPATHETIC DIVISION• Menunjukkan asal neuron preganglionik bersinaps di ganglion dengan neuron postganglionik
• 1 preganglionik bersinaps dengan >>>> postganglionik
• KLINIS: jalur simpatik akan merangsang banyak organ sekaligus
THORACOLUMBAL DIVISION
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TRUN
CUS SYM
PATHICUS
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ILUSTRASI SIMPATIK• pada keadaan stres akut• Fight or flight• Stres akut teratasi ~ parasimpatik
• Terjadi efek sebaliknya
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QUESTION ????
• Simpatik >< parasimpatik• Homeostasis
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• Neuron preganglionik – Medulla oblongata– Mesencephalon– Vertebrae sacrales
• Nn. craniales III, VII, IX, X• Preganglionik ~ panjang• Postganglionik ~ pendek
CRANIOSACRAL DIVISIONPARASYMPATHETIC DIVISION
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Nervi craniales
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• 1 preganglionik bersinaps dg > 1 postganglionik
• KLINIS: sebaran respon parasimpatis terbatas
• Umumnya organ menerima simpatik dan parasimpatik
• Beberapa organ HANYA SIMPATIK saja
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Fungsi otonom
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• Komunikasi sinaps• Preganglionik Asetilkolin (ACh)• ACh dari preganglionik didegradasi oleh kolinesterase di membran post sinaps
• Postganglionik – Parasimpatik ACh– Simpatik norepinephrin (NE)– Inhibisi reuptake o/ membran presinaps
NEUROTRANSMITTER
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Use this chapter
well into another
subject as basic
knowledge