Muscle Thorax and Shoulder

Description

Biology Muscle Flashcards on Muscle Thorax and Shoulder, created by dancedrill on 03/07/2013.
dancedrill
Flashcards by dancedrill, updated more than 1 year ago
dancedrill
Created by dancedrill almost 11 years ago
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Resource summary

Question Answer
Pectoralis Major * Origin: clavicular head (medial part), sternocostal head: sternum, costal cart 1-6 Insertion: Lateral pectoral nerve c5-7 Action: adduction of arm, medial rotation of arm, flexion of arm
Deltoid * Origin: anterior/clavicle, lateral/scapula Insertion: Humerus (deltoid tuberosity) Action: ant/flexion and medial rotation of arm. Lat/abduction of arm
Latissium dorsi Origin: sacral and lumbar spines, ilium, ribs Insertion: Humerus Action: adduction of arm, extension of arm, medial rotation of arm.
Pectoralis minor
Serratus anterior
Sternocleidomastoid
Subscapularis
Teres Major
Infraspinatus
Latissimus dorsi Origin: Ilium (iliac crest) lower 4 ribs Insertion: Humerus Action: adduction of arm, ext of arm, medial rotation of arm.
Levator scapulae
Rhomboid Major
Rhomboid Minor
Supraspinatus
Teres Minor
External intercostals
Internal intercostals
Trapezius * Origin: Occipital bone, nuchal ligament, Insertion: Clavicle lateral, Scapula Action: Upper fibers; elevation of scapula, rotation of scapula, adduction of scapula, depression of scapula
Erector Spinae
Diaphragm
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