Backmuscles

Question 1

Latissimus Dorsi origin?

Answer 1

Iliac crest
6 lower thoracic spines
4,3 lower ribs.
Thoracolumbar fascia
Dorsal surface of inferior angle of scapula

Question 2

Latissimus dorsi insertion?

Answer 2

Biciptal groove in humerus

Question 3

Latissimus dorsi function?

Answer 3

Adduction
Extension
Move trunk upward toward the limb
Medial rotation

Question 4

Latissimus dorsi nerve?

Answer 4

Thoracodorsal posterior chord of brachial plexus

Question 5

Trapezius origin ?

Answer 5

Superior nuchal line
External occipital protrusion
Ligamentum nuchae
7th cervicle spine
All thoracic spines

Question 6

Trapezius insertion?

Answer 6

Upper fiber to anterior lateral third of clavicle
Middle fibers to medial border of acromion
Lower fibers to superior border of spine of scapula

Question 7

Trapezius actions?

Answer 7

Upper fibers , elevation
Middle fibers, retraction
Lower fibers, depression

Question 8

Trapezius nerve?

Answer 8

Spinal root of accessory nerve

Question 9

Levator scapulae origin insertion

Answer 9

Origin, c 1-4
Insertion superior angle of scapula

Question 10

Levator scapulae action?

Answer 10

Elevation

Question 11

Rhomboid minor origin insertion?

Answer 11

Origin, c7 t1
Insertion medial scapular border opposite to spine

Question 12

Rhomboid major origin , insertion

Answer 12

Origin, T2-5
Insertion, medial border of scapula root of spine till inferior angle

Question 13

Rhomboid action?

Answer 13

Retract scapula