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Unit 4 (anat1) (Bone (type (Compact Bone (composition (lacuna (find…
Unit 4 (anat1)
Bone
type
Compact Bone
composition
osteon
lamella
lacuna
find steocytes
canaliculi
haversian canal
find
blood vessel
lymphatic vessel
nerves
Volkmann's canal
bone irrigation
blood vessel
blood vessels
osteocytes
nerves
extracellular matrix
Spongy bone
Innervated
composition order (out to in)
periosteum
compact bone
endosteum
spongy bone
Endosteum
1 layer
osteoprogenitor cells
Periosteum
Inner layer
Osteogenic
osteogenic cells
Outer layer
Fibrous
Dense irregular c.t.
Sharpey's fiber
to attach to the compact bone
Growth
Length
epiphysal plate--> INTERSTITIAL
hyaline cartilage
Width
APPOSITIONAL
cartilage
Hyaline
Composition
Ground substance
chondrocytes sulfate
CHondrocyges in lacunae
collagen type 2
covered by
Perichondrium
who?
epyphyseal plate
Articular cartilage
What?
Membrane covering the cartilage
Elastic
covered by
Perichondrium
Fibrocartilage
Where?
Temporomandibular joint
Vertebrae disk
Knee joint
Pubic symphisis
Function
Strength
Collagen type 1
Cells
Fibers (most abundant)
Collagen type 1
Chondrocytes
Dense regular connective tissue
growth
Interstitial
length
Apositional
width
Mesenchyme
Connective tissue
Cells
Resident
Chondroblasts
Chondrocytes
Transitory
Extracellular matrix
ground substance
water
salts
proteoglycans
hyaluronic acid
proteins
fibers
connective tissue proper
Loose c.t.
Areolar
Reticular
Adipose
Dense c.t.
Dense Regular
Dense Irregular
elastic
Bone tissue
compact
Osteons
Havers canal
Osteocytes in lacunae
Canalinuli
Lamellae
concentric ring of calcified bone matrix
Volkmann's
periosteum
Sharpey's fibers
interstitial lamellae
circumfferential lamellae
Spongy
trabeculae
osteocytes in lacunae
canaliculi
endosteum
Ossification
Intramembranous
directly from Mesenchyme
Flat bones
several
Endochondral
Indirect
hyaline
mesenchyme-cartilage-bone
all except flatbones
2 types of ossification
central
1 in each epiphysis