HC.1: Anatomie van onderarm, pols en hand Flashcards

(12 cards)

1
Q

Botten in pols en hand

A

Distale radius en ulna
Carpus
Metacarpus

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2
Q

Carpus botten

A

Os Scaphoideum
Os Lunatum
Os Triquetrum
Os Pisiforme
Os Trapezium
Os Trapezoideum
Os Capitulum
Os Hamatum

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3
Q

TFFC

A

Op de verbinding tussen onderarm en carpus bevindt zich de cartilago intermedia triangularis (TFFC)

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4
Q

4 groepen ligamenten

A

Onderarm-carpus
Ligamenta intercarpea
Ligamenta carpometacarpea
Ligamenta metacarpa

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5
Q

2 groepen spieren

A

Onderarm
- Ventraal (flexoren)
- Dorsaal (extensoren)
Intrinsieke handspieren

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6
Q

Flexoren

A

2 korten
- M. flexor carpi radialis
- M. flexor carpi ulnaris
2 langen
- M. palmaris longus
- M. flexor digitorum superficialis

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7
Q

Vinger flexorpezen

A

De flexoren van de vingers bestaan uit de pezen van de m. flexor digitorum profundus en m. flexor digitorum superficialis. Deze pezen kruizen elkaar, waardoor de profundus pees door de superficialis pees heen gaat.
- M. flexor digitorum superficialis → PIP gewricht
- M. flexor digitorum profundus → DIP gewricht
De vinger flexorpezen worden tegen het bot aangehouden door pulleys

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8
Q

Extensoren

A

2 korten
- M. extensor carpi radialis (longus en brevis)
- M. extensor carpi ulnaris
1 lang
- M. extensor digitorum

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9
Q

Vinculae tendinae

A

Ligamenten tussen de extensorpezen in de vinger. Hierdoor is het moeilijker om je vingers apart van elkaar te strekken

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10
Q

Intrinsieke handspieren

A

Thenar (duim)
Hypothenar (pink)
Mm. lumbricales
Mm. interosseus palmares (vingers sluiten)
Mm. interosseus dorsales (vingers spreiden)

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11
Q

Innervatie onderarm

A

N. medianus = flexoren radiale zijde
N. ulnaris = flexoren ulnaire zijde
N. radialis = extensoren

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12
Q

Circulatie hand

A

Arcus superficialis
Arcus profundus

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