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ELAINE N. MARIEB
EIGHTH EDITION
6
Copyright 2006 Pearo! E"#$atio!% I!$.% p#&'ihi!g a Be!(a)i! C#))i!g
Po*erPoi!t+Le$t#re ,'i"e Pree!tatio! &y -erry L. Coo% ,a) Ho#to! /!ierity
E,,ENTIAL,O1 H/MAN
ANATOM
3PH,IOLOG
PART C
The M#$#'ar ,yte)
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Types of Ordinary Body Movements
Flexion
Extension
Rotation
Abduction
Circumduction
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Body Movements
1ig#re 6.45a$
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Body Movements
1ig#re 6.45"
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Special Movements
Dorsifelxion
Plantar flexion
Inversion
Eversion
Supination
Pronation Opposition
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Types of Muscles
Prime mover muscle wit te ma!or
responsibilit" for a certain movement Anta#onist muscle tat opposes or reverses
a prime mover
S"ner#ist muscle tat aids a prime mover in
a movement and elps prevent rotation
Fixator stabili$es te ori#in of a primemover
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Naming of Skeletal Muscles
Direction of muscle fibers
Example% rectus&strai#t'
Relative si$e of te muscle
Example% maximus&lar#est'
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Naming of Skeletal Muscles
(ocation of te muscle
Example% man" muscles are named for
bones &e)#)* temporalis'
+umber of ori#ins
Example% triceps&tree eads'
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Naming of Skeletal Muscles
(ocation of te muscle,s ori#in and insertion
Example% sterno&on te sternum'
Sape of te muscle
Example% deltoid&trian#ular'
Action of te muscle
Example% flexorand extensor&flexes orextends a bone'
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Head and Neck Muscles
1ig#re 6.47
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Trunk Muscles
1ig#re 6.46
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Deep Trunk and Arm Muscles
1ig#re 6.48
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Muscles of the elvis! Hip! and Thigh
1ig#re 6.49$
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Muscles of the "o#er "eg
1ig#re 6.20
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Superficial Muscles$ Anterior
1ig#re 6.24
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Superficial Muscles$ osterior
1ig#re 6.22
