extremitas cau pelvis (1)
DESCRIPTION
asbahjdgaTRANSCRIPT
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EXTREMITAS CAUDAL- PELVIS -
drh. Rositawati Indrati, MP.
drh. Analis Wisnuwardhana
drh. Handayu Untari
drh. Herlina Pratiwi
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SKELETON APPENDIKULARIS
OSSA MEMBRI THORACICI
• Rangkaian tulang yg menyusun anggota gerak depan (ext. cranialis)
OSSA MEMBRI PELVINI
• Rangkaian tulang yg menyusun anggota gerak belakang (ext. caudalis)
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OSSA MEMBRI PELVINI• Os Coxae (Os ileum, Os
ischium, Os Pubis)Regio Cingulum Membri Pelvini
• Os FemurRegio Femuralis
(paha)
• Os Tibia• Os Fibula
Regio cruris (kaki bawah)
• Ossa Carpi• Ossa Metacarpi• Ossa Digiti
Regio Pedis (teracak)
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OS COXAE
Menyusun Cingulum Membri Pelvini Terdiri dari os coxae dexter dan sinister yang
bertemu pada symphisis pelvis, membentuk cavum pelvis dengan os sacrum dan coccygea I-III
Tiap belahan os coxae terdiri dari :• Os ileum (tulang usus)• Os ischium (tulang duduk)• Os pubis (tulang kelamin)
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Os. Ileum
Os. Ischium
Os. Pubis
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STRUKTUR ANATOMI
Foramen Obturatorium (lubang di lantai pelvis) terdiri dari os ischium dan os pubis
Acetabulum (bidang sendi untuk caput femur), terdiri dari os ileum, os ischium, dan os pubis, terbagi atas facies lunata dan fossa acetabuli
Symphisis pubis Symphisis ischii Symphisis pelvis Articulatio sacroiliaca
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OS ILEUM
Tulang terbesar, membentuk dinding lateral cavum pelvis
modifikasi tulang panjang
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Os. Ileum
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STRUKTUR ANATOMI
Alae os ileum (pelebaran bagian cranial) Facies gluteal/lateral (permukaan yg menghadap
laterodorsal dan caudal) Facies sacropelvina (permukaan yg menghadap
ventral) Margo cranial Margo medial Margo lateral Angulus medial Angulus lateral
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OS ILEUM (DARI VENTRAL)
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FACIES GLUTEALIS
- Linea glutealis
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FACIES SACROPELVINA
Facies auricularis (medial, bertemu dg os sacrum)
Linea iliopectineal (dr facies auricularis ke corpus os ileum, berakhir pada tuberculum psoadicum os pubis)
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Facies Auricularis
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STRUKTUR ANATOMI (MARGO DAN ANGULUS)
Crista iliaca Incisura ischiadica major Tuber sacralis Spina iliaca dorsalis (tuber sacralis dengan 2
peninggian pada carnivora) Tuber coxae
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Tuber Coxae
Tuber SacralisCrista iliaca
Incisura Ischiadica
major
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OS ISCHIUM
Membentuk lantai pelvis, caudal os coxae struktur anatomi :
2 facies 4 margo 4 angulus
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STRUKTUR ANATOMIS
- Tabula (seperti meja)- Arcus ischiadicus (caudal os ischii, seperti
busur)- Symiphisis pelvis ischii (pertemuan os ischii
dexter dan sinister)- Insicura ischiadica minor- Spina ischiadica- Foramen obturatorium (sulcus utk A/V/N
obturatorium)- Tuberositas ischiadica
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Tabula
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OS PUBIS
Tulang kemaluan, cranial os ischium Struktur :
Corpus 2 facies 3 margo 2 ramus
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STRUKTUR ANATOMIS OS PUBIS
Pecten ossis pubis (penebalan di tengah os pubis bagian cranial)
Tuberculum pubicum ventralis (bungkul di ventral os pubis)
Tuberculum pubicum dorsalis(jantan) Symphisis pelvis pubicum
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KEPENTINGAN CAVUM PELVIS
- Terdapat beberapa organ penting :- Organa genitalia- Organ pencernaan- Organ perkemihan
- Eksplorasi rektal pada hewan besar- Penentuan jenis kelamin (struktur anatomis)
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PENENTUAN JENIS KELAMIN
Memperhatikan bentuk dan ukuran dari: pelvis inlet (liang pelvis depan) pelvis outlet (liang pelvis belakang) archus ischiadicus bentuk lantai os pubis foramen obturatorium panjang os ileum inclinatio pelvis (kemiringan pelvis inlet)
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PELVIS INLET
Dibentuk oleh bassis os sacrum (dorsal), pecten ossis pubis (ventral), dan linea iliopectineal (lateral)
Dua diameter : Konjugata anatomica jarak antara basis os
sacrum dan pecten ossis pubis Transversarium jarak terlebar dari dua os ileum*Betina = dua diameter cenderung sama Jantan = conjugata anatomica lebih lebar
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TERIMA KASIH
Selamat Belajar ....!