sceleton extremitas superior is libera

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Sceleton Extremitas Superioris

OlehRias G Kinanti

Sceleton ext. superior :

Cingulum Extremitas Superior

Cingulum Extremitas Superior

•Gelang bahu• Terdiri atas tulang :

- Os Scapula- Os Clavicula

Scapulae

Tampak depan :- Facies Costalis- 3 Angulus (Inferior, Superior, Lateral)- 3 Margo (Superior, Lateral, Medial)- Processus Coracoideus- Incisura Scapulae- Acromion

• Tampak Belakang :- Spina Scapulae- Fossa Supraspinata- Fossa Infraspinata- Collum Scapulae

Tampak samping :- Cavitas Glenoidalis- Tuberculum Infraglenoidalis- Tuberculum Supraglenoidalis

Clavicula

• Corpus Clavicula• Tuberculum Conoideum• Extremitas Sternalis• Facies articularis Sternalis• Extremitas Acromialis• Facies Articularis Acromialis

Sceleton Extremitas Sup. Libera

1. regio brachii :os humerus

2. Regio antebrachii :os radiusos ulna

3. Regio manus :ossa carpalia, metacarpalia dan

phalangs digitorum manus

HUMERUS

Tulang panjang, dibedakan :1. Epiphysis proximalis2. Diaphysis3. Epiphysis distalis

1. Epiphysis proximalis

• caput humeri• collum anatomicum• tuberculum majus• tuberculum minus• sulcus intertubercularis

2. Diaphysis

= corpus humeri• collum chirurgicum• crista tuberculi majoris• crista tuberculi minoris• tuberositas deltoidea• Sulcus spiralis

3. Epiphysis distalis

• Bentuk seperti prisma• 3 tepi : margo lateral, m. medial dan margo

anterior• Troclea humeri• Capitulum humeri• Fossa olecrani• Fossa coronoidea, fossa radialis• Epicondylus medialis dan lateralis

Humerus

Humerus

Humerus

RADIUS

• Tulang panjang• Di lengan bawah bagian lateral• 3 bagian :1.Epiphysis proximalis2.Diaphysis3.Epiphysis distalis

1. Epiphysis proximalis

• Caput radii• Circumferentia articularis radii• Collum radii• Tuberositas radii

2. Diaphysis

• Kecaudal berbentuk prisma• 3 margo : anterior, posterior dan

medialis• 3 facies : anterior, posterior dan

lateralis• Corpus radii• Tuberositas radii

3. Epiphysis distalis

• 2 facies : anterior dan posterior• Processus Styloideus radii• Facies articularis carpea• Incisura ulnaris radii

ULNA• Tulang panjang• Terdapat di lengan bawah, sebelah

medial1.Epiphysis proximalis

- incisura trochlearis- olecranon- processus coronoideus- tuberositas ulna

2. Diaphysis• 2 facies : anterior dan medialis• 3 margo : anterior, posterior dan

interossea

3. Epiphysis distalis• Caput ulnae• Circumferentia articularis ulnae• Processus styloideus ulnae

Epiphysis proksimal Ulna

Ossa Manus

• Ossa Carpalia• Ossa Metacarpalia• Phalangs Digitorum Manus

Ossa manus

OSSA CARPALIA

Bagian proximal : Bagian distal :os naviculare os trapeziusos lunatum os trapezoideumos triquetrum os capitatumos pisiforme os hamatum

OSSA METACARPALIA• Tulang panjang yang kecil• Jumlah 5 buah…. I s/d V• E. proximalis : kubiod, bersendi dengan

ossa carpalis• Diaphysis : bulat panjang, 3 facies …

medial, lateral dan dorsalis• E. distalis : cembung, bersendi denagn

os phalanx

PHALANGES DIGITORUM MANUS

• Terdiri atas :• 5 ruas tulang p. proximalis• 5 ruas tulang p. medialis• 4 ruas tulang p. distalis

• Jari I : memiliki 2 ruas

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