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Scapulohumeral (intrinsic shoulder) Muscles > Deltoid > Flashcards

Deltoid Flashcards

0
Q

What is the distal attachment of deltoid?

A

deltoid tuberosity of humerus

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1
Q

What is the proximal attachment of the deltoid?

A

lateral third of the clavicle, Acromion and spine of the scapula

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2
Q

What innervates the deltoid?

A

Axillary nerve (C5, C6)

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3
Q

What are the main actions of deltoid?

A

Clavicular (anterior) part flexes and medially rotates the arm
Acromial (middle) part abducts arm
Spinal (posterior) part extends and laterally rotates arm

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Scapulohumeral (intrinsic shoulder) Muscles (6 decks)

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