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chapter 9
shoulder girdle
13
Anatomy
Undergraduate 1
02/01/2015

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Term
sternum,clavicle,scapula,humerus,and rib cage
Definition
shoulder girdle includes
Term
T2-T7 rib
2-3"
flat
Definition
the scapula lies between____&___ rib and is ___-___lateral from the spinous process. It lies ___on the thoracic
Term
clavicle
Definition
is an "S" shape bone attached to the sternum and scapula
Term
manubrium
body
xiphoid process
Definition
makes up the sternum
Term
sternoclavicular joint
Definition
is an synovial joint located between the sternum and clavicle
also has a articular disk
Term
acromioclavicular joint
Definition
a gliding or plane joint that moves just a little
Term
coracoacromial ligament
Definition
forms the roof over the head of the humerus
connects to the same bone (scapula)
Term
scapulothroacic joint
Definition
not a true joint but a point of contact between anteriour surface of scapula and the posterior lateral wall of the thorax
Term
scapulohumeral rhythm
Definition
for every 2 degrees of shoulder abduction or flexes pass the 30 degrees the ST joint moves 1 degree
Term
tipping
Definition
occurs when the superior end of scapula tips anterior and the inferior tips posterior
Term
winging
Definition
is the gap between scapula and vertebrae
Term
proximal stabilizer
Definition
muscle that originates on the spine, ribs, and cranium and insert on the scapula and clavicle
Term
distal mobilizers
Definition
muscle that originates on the scapula and clavicle and inserts on the humerus or forearm
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