Module4MuscularSystemCont.

.pdf
School
Westlane Secondary School **We aren't endorsed by this school
Course
BIO ANAT100
Subject
Anatomy
Date
Mar 7, 2023
Pages
15
Uploaded by ConstableStraw22097 on coursehero.com
Module 4: Muscular System Cont. 1 Module 4: Muscular System Cont. Upper Limb Muscles: Muscles That Attach the Axial Skeleton to the Pectoral Girdle (Shoulder) Extrinsic shoulder muscles move the scapula and are divided into anterior and posterior divisions Anterior There are 2 anterior muscles that attach the axial skeleton, via the rib cage, to the pectoral girdle Pectoralis minor Serratus anterior
Module 4: Muscular System Cont. 2 Posterior There is one main superficial posterior muscle that attaches the axial skeleton to the pectoral girdle. Trapezius Muscles That Attach the Axial Skeleton to the Arm (Humerus) There are two main muscles that move the humerus Anterior Pectoralis Major Flexes the humerus
Module 4: Muscular System Cont. 3 Posterior Latissimus Dorsi Extends the humerus
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