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7/23/2019 Dr Ardhi Embriologi Sistem Rangka
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DR. ARDHIYANTI PR.
FAKULTAS KEDOKTERANUNIVERSITAS ISLAM AL AZHAR MATARAM
2012
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SISTEM RANGKASistem r!"# $ers% &ri'
%(is! em$ri)"e!i# mes)&erm (r#si%
%em(e!" %ter% &! se%*se% #rist !e+r%is.
A#,ir mi!""+ #e - ' mes)&erm (r#si%
$%)#*$%)# s)mitS)mit '
D)rs)%ter% &erm)m/)t)me $"i! m/)t)me m/)$%st &ermt)m &ermis
Ve!tr)me&i% s#%er)t)m #,ir mi!""+ #e se%*se% mese!#im $er(i!&,
&! $er&iere!sisi 3$r)$%s #)!&r)$%s)ste)$%s.
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1. Hist)"e!esis T+%!" &! Krti%")
1.1 Krti%")M+!4+% #eti# em$ri) $er+m+r 5 mi!""+
Pert+m$+,! &im+%i &ri se%*se% mese!#im #)!&e!ssi (r)%iersi &iere!sisi 4)!&r)$%st.
6)!&r)$%st me!se#resi#! sert*sert #)%"e! &!s+$t!si &sr mtri4 4)!&r)sit.
6)!&r)sit #! ter+s me!er+s me!"e%+r#!mtri#s 4)!&r)sit /!" $er&e#t! s%i!" me!&)r)!" #rti%") $ertm$, (!7!".
Se%*se% mese!#im /!" %et#!/ &i(erier &iere!sisi 3$r)$%st.
Fi$r)$%st s+t+ 7ri!"! i#t #)%"e! (eri4,)!&ri+m.
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.....4)!ti!+e& 1
1.2 T+%!"
Pert+m$+,! t+%!" $er%!"s+!" &e!"! 24r '
Osi3#si i!trmem$r!)sOsi3#si i!tr#rti%")8 e!&)#)!&r%
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.......4)!t 1.2
1.2.1 Osi3#si I!trmem$r!)sUm+m!/ (& t+%!" (i(i,
Osi3#si $er%!"s+!" &%m s+t+ mem$r! /!"&i$e!t+ )%e, se%*se% mese!#im it+ se!&iri.
Se%*se% mese!#im $er&iere!sisi )ste)$%st &!m+%i me!se#resi#! mtri#s &! s+$t!sii!terse%+%er )ste)sit.
Oste)$%st &i(erier t+%!" mem$e!t+# %(is!*
%(is! /!" mem$+t t+%!" %e$i,te$% &i $"i!(erier!/ &itm$, %"i &e!"! #ti9its )ste)#%s $"i! te!", t+%!" #! $err)!"".
P& r)!"" i!i se%*se% mese!#im $er&iere!sisi s+ms+m t+%!"
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1
Blood capillary
Ossification center
Mesenchymal cell
Osteoblast
Collagen fiber
Development of ossification center
Mandible
Flat bone
of skull
1
Blood capillary
Ossification center
Mesenchymal cell
Osteoblast
Osteocyte in lacuna
Canaliculus
Osteoblast
Newly calcified bone
matri
Development of ossification center
Calcification
Mandible
Flat bone
of skull
!
Collagen fiber
1
Blood capillary
Ossification center
Mesenchymal cell
Osteoblast
Development of ossification center
Calcification
Mandible
Flat bone
of skull
!
Collagen fiber
Osteocyte in lacuna
Canaliculus
Osteoblast
Newly calcified bone
matri
Mesenchyme
condenses
Blood vessel
"pongy bone
trabeculae
Osteoblast
Formation of trabeculae#
1
Blood capillary
Ossification center
Mesenchymal cell
Osteoblast
Mesenchyme
condenses
Blood vessel
"pongy bone
trabeculae
Osteoblast
$eriosteum
"pongy bone tissue
Compact bone tissue
Development of ossification center
Calcification Formation of trabeculae
Development of the periosteum
Mandible
Flat bone
of skull
#
%
!
Collagen fiber
Osteocyte in lacuna
Canaliculus
Osteoblast
Newly calcified bone
matri
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.......4)!t 1.21.2.2. Osi3#si I!tr#rti%")
Um+m!/ (& t+%!" (!7!" &i:%i ter$e!t+#!/ t+%!"r:!.
P& ti!"#t se%+%r se%*se% #rti%") )ste)$%s )ste)sit
Osi3#si (ertm #%i ter7&i &i &i3sis ;(+st )si3#si (rimer