Shoulder Muscles Flashcards
Anterior deltoid origin
Lateral 1/3 clavicle
Anterior deltoid insertion
Deltoid tuberosity
Anterior deltoid action
Flexion, medial rotation
Anterior deltoid innervation
Axillary nerve
Anterior deltoid blood supply
Thoracoacromial artery, circumflex humeral arteries, profunda brachial artery
Middle deltoid origin
Acromion
Middle deltoid insertion
Deltoid tuberosity
Middle deltoid action
Abduction of arm
Middle deltoid innervation
Axillary nerve
Middle deltoid blood supply
Thoracoacromial artery, circumflex humeral arteries, profunda brachial artery
Posterior deltoid origin
Spine of scapula
Posterior deltoid insertion
Deltoid tuberosity
Posterior deltoid action
Extension and lateral rotation
Posterior deltoid innervation
Axillary nerve
Posterior deltoid blood supply
Thoracoacromial artery, circumflex humeral arteries, profunda brachial artery
Biceps brachii long head origin
Supraglenoid tubercle of scapula
Biceps brachii long head insertion
Radial tuberosity and bicipital aponeurosis into fascia of forearm
Biceps brachii long head action
Flexion of forearm and arm, supination of forearm
Biceps brachii long head innervation
Musculocutaneous nerve
Biceps brachii long head blood supply
Brachial artery
Biceps brachii short head origin
Tip of Corocoid process of scapula
Biceps brachii short head insertion
Radial tuberosity and bicipital aponeurosis into fascia of forearm
Biceps brachii short head action
Flexion of arm and forearm, supination of forearm
Biceps brachii short head innervation
Musculocutaneous nerve
Biceps brachii short head blood supply
Brachial artery