Shoulder, o,i,a,n
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84 terms
Terms | Definitions |
|---|---|
 Pectoralis Major clavicular head Origin | Anterior surface of the medial half of clavicle |
| Pectoralis Major sternal head origin | Anterior surface of the sternum |
| Pectoralis Major Insertion | Lateral lip of the bicepital groove |
| Pectoralis Major Action | Adduction, horizontal adduction, medial rotation, flexion, internal rotation Clavicular head: flexes Sternal head: extends from flexion |
| Pectoralis Major Nerve | Medial and Lateral Pectoral Nerve |
| Pectoalis Minor Origin | Anterior 3rd-5th ribs |
| Pectoalis Minor Insertion | Coracoid |
| Pectoalis Minor Action | Protraction, depression, downward rotation |
| Pectoalis Minor Nerve | Medial Pectoral |
| Biceps Brachii Long Head Origin | Supraglenoid tubercle |
| Biceps Brachii Long Head insertion | tuberosity of radius |
| Biceps Brachii Long Head action | flexes the elbow, supinates the forearm, flexes the humerous |
| Biceps Brachii Long Head nerve | axillary |
| Biceps Brachii short head origin | coracoid process |
| Biceps Brachii short head insertion | tuberosity of the radius |
| Biceps Brachii short head action | elbow flexion in supination |
| Biceps Brachii short head nerve | axillary |
| Deltoid anterior origin | lateral 1/3 of clavical |
| Deltoid Middle origin | lateral acromion |
| Deltoid posterior origin | spine of the scapula |
| Deltoid insertion | deltoid tuberosity |
| Deltoid anterior action | flexes and horizontally adducts, internal rotation |
| Deltoid middle action | abduction to 90* |
| deltoid posterior action | extension, horizontal abduction, external rotation |
| Deltoid nerve | axillary |
| latissimus dorsi origin | inferior angle of scapula |
| latissimus dorsi insertion | bicepital groove |
| latissimus dorsi action | extension, internal rotation, adduction |
| latissimus dorsi nerve | thoracodorsal |
| teres major origin | inferior angle |
| teres major insertion | medial lip of the bicepital groove |
| teres major action | extension, internal rotation, adduction |
| teres major nerve | lower subscapular |
| trapezius origin | occiput |
| trapezius upper insertion | lateral clavicle, acromion |
| trapezius middle insertion | scapular spine |
| trapezius lower insertion | root of scapular spine |
| trapezius upper action | elevation, upward rotation |
| trapezius middle action | retraction |
| trapezius lower action | depression, upward rotation |
| trapezius nerve | spinal accessory |
| rhomboid major origin | spinous process lower |
| rhomboid major insertion | vetebral border to inferior angle |
| rhomboid major action | retracts, downward rotation |
| rhomboid major nerve | dorsal scapular |
| rhomboid minor origin | spinous process upper |
| rhomboid minor insertion | root of scapular spine |
| rhomboid minor action | retraction, downward rotation |
| rhomboid minor nerve | dorsal scapular |
| Levator Scapulae origin | transverse process of 1-4 cervical vertebrae |
| Levator Scapulae insertion | vertebral border to superior angle |
| Levator Scapulae action | elevation, downward rotation |
| Levator Scapulae nerve | dorsal scapulae |
| coracobrachialis origin | coracoid process |
| coracobrachialis insertion | middle, medial shaft of humerus |
| coracobrachialis action | flexion and adduction |
| coracobrachialis nerve | musculotaneous |
| supraspinatus origin | supraspinatus fossa |
| supraspinatus insertion | greater tubercle |
| supraspinatus action | abducts shoulder, stabilize the head of the humerus |
| supraspinatus nerve | suprascapular |
| infraspinatus origin | infraspinatus fossa |
| infraspinatus insertion | greater tubercle |
| infraspinatus action | lateral rotation, horizontal abduction(extension) |
| infraspinatus nerve | suprascapular |
| Teres minor origin | upper axillary border |
| Teres minor insertion | greater tubercle |
| Teres minor action | extension, external rotation |
| Teres minor nerve | axillary |
| subscapularis origin | subscapularis fossa |
| subscapularis insertion | lesser tubercle |
| subscapularis action | internal rotation |
| subscapularis nerve | lower subscapular |
| serratus anterior origin | outer surface of the upper 8 ribs |
| serratus anterior insertion | verebral border |
| serratus anterior action | protraction, upward rotation |
| serratus anterior nerve | long thoracic |
| Triceps origin | infraglenoid tubercle |
| triceps medial head origin | posterior humerus below spiral groove |
| triceps lateral head origin | posterior humerus above spiral groove |
| triceps insertion | olecranon process |
| triceps action | elbow extension |
| triceps long action | humeral extension |
| triceps nerve | radial |
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