Flexors Flashcards
1
Q
Pectoralis Major (clavicular head)
A
Origin- med 1/2 ant border of clavicle, ant surface of sternum, ant surface of upper 6 costal cartilages and rib6
Insertion- lat lip of intertubercondylar groove via laminated tendon (almost 90deg rotation)
Innervation- Med/Lat Pectoral C5-8
2
Q
Deltoid (anterior fibres)
A
Origin- lat 1/2 of clavicle
Insertion- mid shaft of humerus; deltoid tuberosity
Innervation- Axillary C5-6
3
Q
Biceps Brachii (weak)
A
Origins- Short head= coracoid process
Long head= tubercle above glenoid fossa
Insertion- tuberosity of radius
Innervation- Musculocutaneous C5-6
