Chapitre 3 : Le système osseux (MYOLOGIE) Flashcards by Camille Van Damme

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Q

Tissu musculaire squelettique

A

Attaché au squelette
Fibres musculaires striées
Fonction : mise en mouvement de nos os
Muscle volontaire

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Q

Tissu musculaire cardiaque

A

Seul le cœur en contient
Fibres musculaires striées
Muscle involontaire

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Q

Tissu musculaire lisse

A

Se retrouve dans les parois des organes viscéraux
Non strié
Muscle involontaire

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Q

Fonctions du tissu musculaire

A

Production de mouvements
Muscles + os = bouger
Contraction des muscles => retour sanguin et
circulation de la lymphe
Muscles cardiaques et lisses = déplacement de
substances dans notre organisme
Stabilisation de la posture
Etat de veille = muscles en tension minimale ->
maintenir nos positions
Production de chaleur
75% de l’énergie est perdue en chaleur (37°C)

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Q

Muscles agonistes

A

Se contracte pour produire l’effet souhaité

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Q

Muscles antagonistes

A

S’étire et cède à l’action du premier

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