thoracic spine Flashcards
how many costovertebral joints are there?
24
what is the primary curve of the thoracic spine?
kyphosis
what type of joints are sternocostal joints?
joints 2-6 are synovial and the first costalcartilage is united with the sternum by synchondrosis
which way do the facets of T1 face?
superior facets face up and posterior and inferior facets face down and anterior
which way do the facets of T2-T11 face?
superior facets face up, back, and laterally and inferior facets face down, anterior, and medially
what is the closed packed position of the facet joints in the thoracic spine?
extension
which spinous processes of the T-spine is the biggest?
T7
which ribs are true ribs?
ribs 1-7
which ribs are false ribs?
ribs 8-10
which ribs are floating ribs?
ribs 11-12
where do the spinous processes of the thoracic spine project to in regards to the transverse processes
T1-T3 + T12 SP at the same level as TVP
T4-T6+ T11 SP half way below TVP
T7-T10 SP full segment below the TVP
which ribs are considered a pump handle action that increases the anteroposterior dimension?
ribs 1-6
which ribs are considered a bucket handle action that increase in a lateral dimension?
ribs 7-10
which ribs are considered a caliper action that increases the lateral dimension?
ribs 11-12
hyperkyphosis is a kyphotic angle greater than what?
40 degrees
what conditions are considered kyphotic deformities?
round back, scheuermanns disease, hump back(gibbus), flat back, and dowagers hump
which way do the vertebral bodies and the spinous processes go with a patient with scoliosis?
the vertebral bodies rotate towards the convex side of the curve and the spinous processes go to the concave side
what is pigeon chest(pectus carinatum)?
the sternum projects forward and downward
what is funnel chest(pectus excavatum)?
the sternum is pushed posteriorly
what is barrel chest?
the sternum projects forward and upward
which chest deformity are congenital deformities?
pigeon chest, and funnel chest
thoracic nerve root T10-T11 refer where?
pain in epigastric area and umbilical area
thoracic nerve root T5 refer where?
pain around nipple
thoracic nerve root T7-T8 refer where?
pain in epigastric area
thoracic nerve root T12 refer where?
pain in the groin
what two areas do thoracic nerve root T10-T11 refer to?
pain in the epigastric and umbilical area
