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Anatomy in Clay Worksheet
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Goal Use the following slides to create the muscles of the trunk and limbs. The slides start at the deepest layer and move to superficial. Fill in the origin and insertion as you create your model.
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Transversus AbdominisAction: compresses abdomen
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Internal ObliqueAction: compresses abdomen
Posterior View Anterior View
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Rectus AbdominisAction: Flexes waist
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External ObliqueAction: Compresses abdomen
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Pectoralis MinorDepresses scapula
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Muscles of the arm
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BrachialisAction: Flexes forearm
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BrachioradialisAction: flexes, pronates arm
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Flexor carpi radialis and Flexor carpi ulnarisAction: Flexes, abducts wrist
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Palmaris LongusAction: flexes wrist
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Extensor Carpi Ulnaris (posterior arm) Action: extends, abducts wrist
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Biceps brachiiAction: Flexes, supinates forearm
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Triceps BrachiiAction: Extends forearm
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Pectoralis MajorComplete this after doing the muscles
Of the arm.
Action: Adducts, flexes arm
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Muscles of the Back
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Teres MajorAction: Extends, adducts, rotates arm
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Levator ScapulaeAction: Elevates scapula
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Erector Spinae
Action: holds body upright
Three components of erector spinae
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Serratus Anterior
Action: protracts scapula
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Latissimus DorsiAction: Extends arm
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TrapeziusAction: extends head, neck, rotate scapula
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DeltoidAction: abducts arm