plexus lumbosacral ham [dr. hasan]
TRANSCRIPT
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MUHAMAD HASAN
BAGIAN ANATOMI
FK UNIVERSITAS JEMBER
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PLEXUS LUMBOSACRALIS
Menginervasi struktur di extremitas inferior
Dibentuk oleh rr.ventraless nn.L1-S3
Memiliki cabang:
1.n.iliohypogastricus (T XII-LI)
- bercabang rr.cutanei lateralis et anterior
- innervasi bagian posterolateral glutea
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PLEXUS LUMBOSACRALIS
2.n.ilioinguinalis (L1)
- innervasi bagian superomedial regio
femoris
- radix penis dan scrotum
- mons pubis dan labium majus
3.n.genitofemoralis(LI-II)
-bercabang menjadi rr.genitalis dan rr.femoralis
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PLEXUS LUMBOSACRALIS
3.n.genitofemoralis(LI-II)
- rr.femoralis meninervasi bag.superior
daerah medius regio femoris ventralis
4.n.cutaneus femoris lateralis (LI-III)
- Berjln profundus lig.inguinale
- Muncul di mediosuperior m.sartorius
- menginervasi sisi lateral regio femoris
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PLEXUS LUMBOSACRALIS
5.n.femoralis (LII-IV)
- Berjln profundus lig.inguinale dan muncul di
dalm trigonum femorale
- Innervasi regio femoris sisi anterior, medial,
anteromedial
- Innervasi musculi regio femoris ventralis
- Innervasi artic coxae dan genu
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PLEXUS LUMBOSACRALIS
6.n.gluteus superior (LIV-SI)
- Keluar lewat fossa suprapiriformis
- Innervasi mm.gluteus medius, minimus dan
tensor fascialata
7.n.gluteus inferior (LI-SII)
- bersama n.ischiadicus keluar lewat fossainfrapiriformis
- innervasi m.gluteus maximus
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PLEXUS LUMBOSACRALIS
8.n.ischiadicus(LIV-SIII)
- Saraf terbesar di tubuh
- Terdiri 2 saraf:- n.peroneus communis
- n.tibialis
- Keluar lewat foramen infrapiriformis
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PLEXUS LUMBOSACRALIS
9.n.cutaneus femoris posterior (SI-III)
- menembus lig.sacrotuberosum
- Keluar lewat foramen infrapiriformis
- Innervasi bagian superficial regio gluteus
- Berakhir di regio cruris dan menginervasi regio
tersebut
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