Term
Origins Action of
Subscapularis |
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Definition
Stabilizes the humeral head in the glenoid fossa
internal rotation of the GH
adduction at GH
extension at GH
O: subscap fossa |
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Term
| Origins Action of infraspinatus |
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Definition
stabilization of humeral head at glenoid fossa
external rotation of the GH joint
horizontal abduction at gh
extension at GH
O: posterior surface of the scap below spine |
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Term
| Origins Action of supraspinatus |
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Definition
abduction at GH
stabilization of humeral head at glenoid fossa
O: medial 2/3 supraspinous fossa |
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Term
| Origins Action of Teres minor |
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Definition
Extension at GH
external rotation at GH
stabilization of humerus at glenoid fossa
horizontal abduction of GH
O: Posterior on the upper and medial aspect of the lateral border of the scapula |
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Term
Agonist(prime mover) vs Antagonist
Deltoid(anterior) |
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Definition
| lattisimus dorsi, teres major, lower pec major, middle and posterior deltoid, infraspinatus, teres minor |
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Term
Agonist(prime mover) vs Antagonist
Deltoid(middle) |
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Definition
| upper/lower pec major, latt dorsi, teres major,coracobrachialis |
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Term
Agonist(prime mover) vs Antagonist
Deltoid(posterior) |
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Definition
| lower pec major, latt dorsi, teres major, anterior delt, coracobrachialis, biceps brachii |
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Term
Agonist(prime mover) vs Antagonist
Supraspinatus |
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Definition
| lower pec major, latt dorsi, teres major |
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Term
Agonist(prime mover) vs Antagonist
Subscapularis |
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Definition
| infraspinatus, teres minor, post delt |
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Term
Agonist(prime mover) vs Antagonist
Teres major |
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Definition
| Infraspinatus/teres minor, posterior deltoid |
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Term
Agonist(prime mover) vs Antagonist
Infraspinatus/teres minor |
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Definition
| Pec major/subscap/lattisimus dorsi, teres major, coracobrachialis, anterior deltoid |
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Term
Agonist(prime mover) vs Antagonist
lattisimus dorsi |
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Definition
| upper pec major, all deltoid heads, suprapinatus, infraspinatus, teres minor |
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Term
Agonist(prime mover) vs Antagonist
Pecmajor(upper fibers) |
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Definition
| infrapsinatus teres minor, middle/posterior delt, lower pec major, latt dorsi, teres major |
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Term
Agonist(prime mover) vs Antagonist
Pec major(lower fibers) |
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Definition
| infraspinatus, teres minor, deltoid, upper pec major |
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Term
Agonist(prime mover) vs Antagonist
Coracobrachialis) |
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Definition
| middle/posterior delt, infraspinatus, teres minor |
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