VGT 4 - Orthopedie Flashcards

1
Q

Chondrocyten

A

onderdeel van kraakbeen, produceert extracelullaire matrix ligt in lacunae (holtes)

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2
Q

Elastisch kraakbeen

A

flexibele ondersteuning (oorschelp/neus)

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3
Q

Fibreus kraakbeen

A

trekvast en drukbestendig (tussenwervelschijven)

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4
Q

Hyalien kraakbeen

A

schokabsorptie (gewrichten)

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5
Q

appositionele groei

A

kraakbeen groeit van buitenaf aan het oppervlak

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6
Q

Interstitiele groei

A

kraakbeen groeit van binnenaf aan het oppervlak

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7
Q

Corticaal bot

A

80%; osteonen waartussen bloedvaten lopen (femurkop)

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8
Q

trabeculair bot (spongieus)

A

20%; trabeculae (balkjes) waartussen rode beenmerg met stamcellen ligt, binnenkant van beenderen (pijpbeenderen)

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9
Q

Osteoprogenitorcel

A

Cel uit mesenchymale (stam) cellen, ontwikkelt tot osteoblasten

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10
Q

Diafyse

A

Schacht, met mergholte

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11
Q

Aplasie

A

Afwezigheid vinger/teen

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12
Q

Brachydactylie

A

Korte teen/vinger

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13
Q

Camptodactylie

A

flexiecontractuur PIP (dig V, opa)

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14
Q

Clindodactylie

A

Radiare/ulnaire deviatie Inter Phalangen, zijwaartse kromming, vaak pink

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15
Q

Polydactylie

A

Extra vinger/teen

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16
Q

Syndactylie

A

vergroeiing vinger/teen

17
Q

Spiervezel type I

A

rode, slow twitch, langdurige belasting, minder krachthoog myoglobine gehalte en bloedvoorziening

18
Q

Spiervezel type II

A

wit, fast twitch, explosieve kracht, verkorten snel, minder myoglobine/mitichondrien, snel uitgeput.

19
Q

Spiercontractie

A

Ca bindt aan troponine -> tropomiosine wordt

opzij geschoven van de actine -> Myosine kop bindt aan actine - > myosine kop laat los door atp

20
Q

Ottawa enkel rules

A

niet bij zwangeren, < 18j