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Identify Muscle:
- Pectoralis Minor
- Orgins: Anterior surfaces of ribs 3 - 5
- Inserts: Coracoid process of scapula
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Identify Muscle:
- Serratus Anterior
- Origin: Serios of muscle slips from ribs 1 - 8
- Inserts: Entire anterior surface of vertebral border of scapula
- Action: "Boxer's Muscle" Protract and hold scapula and plays a roll in raising arm.
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Identify Muscle:
- Subscapularis
- Origin: From groove on axillary border of scapula
- Inserts: Proximal humerus
- Action: Rotates the humerus
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Identify Muscle:
- Coracobrachialis
- Origin: Coracoid process of scapula
- Insert: By flat tendon at body of humerous
- Action: Draw humerus forward
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Identify Muscle parts 1 and 2
- Biceps Brachii
- 1 - Long Head
- Origin: Above the Glennoid Fossa
- Insert: Radial Tuberosity
- 2 - Short Head
- Origin: Coracoid Process
- Insert: Radial Tuberosity
Action: Flex the elbow and supinate the forearm.
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Identify Muscle:
- Brachialis
- Origin: Inferior half of the humerus' anterior surface
- Insert: Coracoid process of ulna
- Action: Flexation of the elbow
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Identify #1
Median Nerve
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Identify #2
Musculocutaneous (lateral leg)
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Identify Muscle:
- Trapezius
- Origin: Occipital Bone
- Insert: Spine of Scapula
- Action: Stabilizes, raises, rotates the scapula
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Identify Muscle:
- Latissimus Dorsi
- Origin: Spinous process of T6 and illiac crest
- Insert: Intertubercular groove inside the humerus
- Action: Extension, ADuction, Medial Rotation of the shoulder
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Identify #1
- Teres Major
- Origin: Posterior surface of scapula
- Insert: Inferior to lesser tubercle
- *medial to latissimus*
- Action: Extension, ADuction, Medial rotation of shoulder
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Identify:
- Deltoid
- Origin: Acromion and lateral section of clavicle, scapular spine
- Insert: Deltoid Tuberosity
- Action: Flexion, ABduction of shoulder
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Identify #1
- Rhomboid Minor
- Origin: Lower Cervical Vertibra
- Insert: "Root" of Scapular Spine
- Action: Stabilize Scapula
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Identify #2
- Rhomboid Major
- Origin: Thoracis Vertebra
- Insert: Medial Border of Scapula
- Action: Stabilize Scapula
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Identify Muscle:
- Levator Scapulae
- Origin: Cervical Vertebra
- Insert: Superior Angle of Scapula
- Action: Elevates Scapula
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Identify:
- Suprasinatus
- Origin: Supraspinous Fossa
- Insert: Superior part of greater tubercle
- Action: Initiation of ABduction
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Identify Muscle:
- Infraspinatus
- Origin: Infaspinous Fossa on Scapula
- Insert: Greater Tubercle of Humerus
- Action: Lateral Rotation
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Identify Muscle #2:
- Teres Minor
- Origin: Posterior Surface of Scapula
- Insert: Inferior to infraspinatus
- Action: Lateral Rotation
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Identify Muscle:
- Triceps Brachii
- Origin:
- 1) Long - Infaglenoid tubercle
- 2) Lateral head - Posterior humerus
- 3) Medial - The rest of posterior humerus
- Insert: Common tendon into olecranon process of ulna
- Action: Extension of Elbow Joint
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