PRAC.11 Flashcards
m. sternocleidomastoideus m. omotransversarius arteria et lc. cervicale superficiale n. accessorius n. suprascapularis
M. brachiocephalicus
Origin: Distal humerus, crista humeri
Insertion: Head, neck
Action: Extend shoulder, tense neck
M. cleidobrachialis
Origin: Intersectio clavicularis
Insertion: Crista humeri
Action: Extend shoulder, lateral + ventral head movement
M. cleidocephalicus
Origin: Intersectio clavicularis
Insertion: (See muscle parts)
Action: Extend shoulder, lateral + ventral head movement
M. omotransversarius
Origin: Spina scapulae, fascia brachii
Insertion: Ala atlantis
Action: Draws shoulder cranially
M. cleidocervicalis (Ca)
Origin: Intersectio clavicularis
Insertion: Dorsal midline of raphe cervicis
Action: Extend shoulder, lateral + ventral head movement
M. sternooccipitalis
Origin: Manubrium sterni
Insertion: Crista nuchae
Action: Flex head + neck
M. cleidomastoideus
Origin: Intersectio clavicularis
Insertion: Proc. mastoidea
Action: Extend shoulder, lateral + ventral head movement
M. sternomastoideus
Origin: Manubrium sterni
Insertion: Proc. mastoidea
Action: Flex head + neck
M. sternocephalicus
Origin: Manubrium Sterni
Insertion: (See muscle parts)
Action: Flex head + neck
Lc. cervicale superficiale
- Cranial to m. supraspinatus
- Transect m. omotransversarius through the middle
- Located cranially to the scapula
A. cervicalis superficialis
A. suprascapularis
R. deltoideus
R. acromialis
Rr. ascendens
N. accessorius (CN-XI)
Innervates:
- M. sternocephalicus
- M. brachiocephalicus
- Mm. trapezius