Kinesiology- shoulder
Terms
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- internal rotation
- teres major, latissimus dorsi, pec major (both heads), anterior deltoid, subscapularis
- infraspinatus, teres minor, posterior deltoid
- muscles for external rotation
- ligaments of the SC joint
- anterior SC, posterior SC, interclavicular, costoclavicular
- medial pectoral nerve
- C8-T1
- supraspinatus, infraspinatus
- innervate suprascapular nerve
- Muscles for stabilization?
- supraspinatus, infraspinatus, teres minor, subscapularis
- serratus anterior, pec minor
- protraction
- anterior posterior sternoclavicular ligaments
- keep clavicle from slipping, reinforce joint capsule, limit A/P translation of clavicle
- loose packed, 55-70 abd, 30 hadd, neutral rotation
- resting position of the GH joint?
- scapular depression
- lower trapezius, pec minor
- prevents winging of scapula
- serratus anterior
- abduction
- supraspinatus, middle deltoid
- scapular upper rotation
- upper trapezius, lower trapezius, serratus anterior
- muscles for adduction
- middle trapezius, subscapularis, coracobrachialis, pec major (both heads), latissimus dorsi, teres major
- C5-6
- Where is the axillary nerve?
- teres minor, deltoid
- Muscles that innervate axillary nerve?
- flexion
- anterior deltoid, coracobrachialis, pectoralis major (clavicular)
- trapezius
- innervates cranial/spinal accessory nerve (CN11)
- Muscles for horizontal abduction?
- posterior deltoid
- costoclavicular ligament
- holds clavicle down when neck muscles contract (pulling head down)
- Where is the suprascapular nerve?
- C5-6
- Muscles for shoulder extension?
- posterior deltoid, pectoralis major (sternocostal head), latissimus dorsi, teres major
- Sternoclavicular (SC) joint
- synovial, saddle joint
- sternoclavicular joint
- What is the only bony connection of the UE to the trunk?
- coracohumeral ligament
- across the coracoid process to the greater & lesser tubercles
- long thoracic nerve
- C5-7
- Which nerves come from nerve roots C5-6
- suprascapular, axillary, U & L subscapular, lat. pectoral nerve
- rotator cuff
- supraspinatus, infraspinatus, teres minor, subscapularis
- scapular muscles
- trapezius, serratus anterior, rhomboids, levator scapulae, pectoralis minor
- pectoral major
- innervates the lateral pectoralis nerve
- max abd, ER, most stable (hands above head)
- close-packed position of the GH joint
- What movements does the SC joint allow?
- moves clavicle up, down, anterior, posterior, and rotation
- C5
- where is the dorsal scapular nerve?
- latissimus dorsi
- innervates thoracodorsal nerve
- interclavicular ligaments
- support weight of BUE by holding down the proximal clavicle
- coracobrachialis
- innervates the musculocutaneous nerve?
- retraction
- middle trapezius, rhomboids
- subscapularis, teres major (lower)
- Muscles innervate subscapular nerve?
- muscles: downward (medial) rotation?
- rhomboids, levator scapulae
- elevation
- upper trapezius, levator scapulae, rhomboids
- GH joint
- synovial, ball & socket