Muscles Of Te Back ( Deep And Superficial)

Question 1

Erector spinal has three groups of muscles, what are they?

Answer 1

Erector spinal
Transversospinalis
Splenius

Question 2

Where is the splenius located and what is the function

Answer 2

Located between the vertebrae and skull, responsible for moving head

Question 3

Where is the trasversospinalis and what’s is the function

Answer 3

Located between vertebrae to the next vertebrae, responsible for rotating the vertebra column

Question 4

Define erector spinal function and location

Answer 4

The erector spinae muscles lie on each side of the vertebral column and extend alongside the lumbar, thoracic, and cervical sections of the spine. The erector spinae muscles function to straighten the back and provide for side-to-side rotation.

Question 5

Define trapezius and explain function

Answer 5

Most superficial muscle on the posterior trunk , responsible for retracting, elevating , and depressing the scapula

Question 6

Define latissimus dorsi and location

Answer 6

Large superficial muscle on the lumbar region of the back.

Question 7

Define levator scapulae

Answer 7

Lateral to splenius is the levator scapulae, this Muscle originates on the cervical vertebrae and elevates the scapula

Question 8

Define Rhomboids

Answer 8

Inferior to levator scapulae is the rhomboids, which originate on the thoracic vertebra, inserts on the medial border of the scapula , and retract the scapula