Posterior Trunk Flashcards
(4 cards)
1
Q
Main Branches of Erector Spinae
A
Spinalis (medial), Longissimus (intermed.), Iliocostalis (lateral)
2
Q
Subdivisions of Erector Spinae Main Branches
A
Spinalis: thoracic, cervicis
Longissimus: thoracis, cervicis, capitis
Iliocostalis: lumborum, thoracis, cervicis
3
Q
Quadratus Lumborum OIAs
A
O: Posterior Iliac Crest
I: Inferior Border of the 12th ribs & TPs L1-L4
As:
Unilaterally: Laterally Flexes the Trunk to the same side at the spinal joints
Bilaterally: Extends the Trunk @ the Spinal Joints
4
Q
Spinal Joint Types
A
AA biaxial ball& socket
AO pivot
C3-L5 plane/gliding
