Shoulder Girdle Flashcards
(11 cards)
Scapulothoracic joint (type & actions)
Scapula moves over the ribcage bc of joint motions that occur at the sternlclavicular (S/C) & acromioclavicular (A/C)
“False or functional joint”
Plane/gliding
Abduction (protraction), adduction (retraction), elevation, depression, upward & downward rotation of the scapula
Brachial Plexus
Precaution/endangerment deep to pectoralis minor
Large bundle of nerves that innervates the shoulder & upper extremity
Axillary Artery
Precaution/endangerment deep to pectoralis minor
Trapezius Upper Fibers OIAs
O external occipital protuberance, superiomedial nuchal line of the occiput & Ligamentum nuchae
I posterolateral (1/3) of the clavicle
A Elevates & upwardly rotates the scapula @ the scapulothoracic joint
Trapezius Middle Fibers OIAs
O SPs of c7-t3
I Acromium Process & Superior Border of the Scapular Spine
A Adducts/Rextracts the Scapula @the Scapulothoracic Joint
Thoracic Outlet Syndrome
Impingement of brachial plexus
Pectoralis Minor OIAs
O ribs 3-5
I medial Aspect of the Coracoid Process of the scapula
As ABducts / Protracts, Depresses & Downwardly Rorates the scapula at the scapulothoracic joint
Sereatus Anterior OIAs
O External Surface of AntereoLateral Ribs 1-9
I Anterior Surface of the Medial Border of the Scapula
As ABducts/Protracts, Upwardly Rotates Scapula @!the ScapuloThoracic Joint
Levator Scapula OIAs
O TPs C1-C4
I Medial Border of Scapula fr the Superior Angle of the Root of the Spine of the Scapula
A Elevate & Downward Rotation
Rhomboids OIAs
O SPs C7-T5
I MedialBorder of the Scapula fr the Root of the Spine to the Inferior Angle of the Scapula
As ADDucts/Retracts, Elevates, & Downwardly Rotates the Scapula @the ScapuloThoracic Joint
Trapezius Lower Fibers OIAs
O SPs of T4-T12
I Tubercle @the Root of the Spine of the Scapula
As Depresses, Upwardly Rotates, & ADDucts/Retracts the Scapula @ the ScapuloThoracic Joint
