The Vertebral Column

Question 1

Were do ribs attach?

Answer 1

rib heads attach to superior and inferior demi facts and then the rib tubercle attaches to the transverse processes

ex: rib 9 attaches to inferio T8, superior T9 and Transverse T9

Question 2

How many true ribs, false ribs and floating ribs

Answer 2

True ribs-1-7
False ribs-8-10
Floating Ribs-11-12

important; rib 9-12 only have superior demi facet

Question 3

What are the muscles of the erector spinae group?

Answer 3

Medial: spinalis

Intermediate: longissimus

Lateral: iliocoastalis

Question 4

What would happen when erector spinae group does

1. bilateral contration
2. unilateral contraction

how do you strenghten?

Answer 4

1. spine flexion
2. side flexion

strenghten with good posture, deadlift

Question 5

List deepness level of each abdominal muscle

1. rectus abdomunis
2. transversus abdominus
3. internal oblique
4. Extrernal oblique

Answer 5

1. rectus- spans all 3 layers
2. deepest layer
3. 2nd deepest
4. most superficial

Question 6

List functions of internal and external obliques

Answer 6

Lateral Flexion right: right external and right internal contract

Contralateral rotation to right-left external and right internal contract