Thoracic Vertebrae

Question 1

what is thoracic flexion limited by

Answer 1

PLL, ligamentum flavum, interspinous ligaments and capsule of facet joints

Question 2

what is thoracic exstention limited by

Answer 2

spinious pricess, laminae, facet joints, ALL, facet joint capsule and abdominal muscles

Question 3

what is thoracic lat flex limited by

Answer 3

facets and ribs

Question 4

what is thoracic rotation limited by

Answer 4

rib cage

Question 5

what angle are thoracic facet joints oriented at

Answer 5

20 degrees

Question 6

what motion do the upper ribs show

Answer 6

pump handle- increase in saggital diameter

Question 7

what motion do the low ribs show

Answer 7

bucket handle- increase in transverse diameter

Question 8

two parts of sternocostal joint

Answer 8

costochondral junction

Question 9

functional vs structural scoliosis

Answer 9

functional- when you shift body so spine shifts
structural- spine never shifts

Question 10

in scoliosis, what side is the rib hump associated with

Answer 10

convex side- whichever side the bend bends into

Question 11

what does hyperkyphosis do to joint compression and what is the result of the posterior muscles

Answer 11

it signifigantly increases interbody joint compression (which may result in a compression fracture)

the have to work harder

Question 12

Thoracic flexion arthrokinematics

Answer 12

sup ant upslide

Question 13

Thoracic exstention arthrokinematics

Answer 13

inf post downslide

Question 14

Thoracic side bending arthrokinematics

Answer 14

cont upslide/ ips downslide

Question 15

Thoracic rotation arthrokinematics

Answer 15