Thoracic Spine and the Ribs

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T2 landmark

sternal notch

Rib dysfunction during exhalation

stuck in exhalation, key rib is the uppermost of the group

>50 degrees of scoliosis results in

surgery

T3 landmark

spine of scapula

Diaphragm innervation is where?

C3-5

Rib 2 muscles

Posterior scalene, serratus ant

Rib 10

Articulates only with T10

Ribs 11 and 12

Articulates only with their corresponding vertebra, lack tubercles

True Ribs

Attach Directly or though condral mass to sternum (Ribs 1-7)

20-40 degrees of scoliosis results in

Bracing

Floating Ribs

Do no connect to sternum at all (Ribs 11 and 12)

False Ribs

Do no directly connect to sternum (Ribs 8-10)

Rib 2

Large tuberosity on shaft for serratus anterior

Ribs 10-12 muscles

Latissimus dorsi

Rib 3-5 muscles

Pectoralis minor

Rib motion of upper ribs 1-5

Pump handle

Typical ribs

Ribs 3-10

Main motion of the thoracic spine

Rotation

Ribs 6-9 muscles

Serratus anterior

Rib dysfunction during inhalation

Stuck in inhalation, key rib is the lowest of the group

T10-12 rules of 3

T10 follows T7-9, T11 follows T4-6 and T12 follows 1-3

T4-6 Rules of 3

TP are 1/2 segment about SP

T7-9 rules of 3

TP are at the level of the SP of the vertebra above

T1-T3 Rules of 3

Transverse processes at the level of corresponding spinous process

What are typical ribs?

Tubercle that articulates with the corresponding transverse process, head that articulates with the vertebra above and the corresponding vertebra

T4 landmark

angle of Louis

Rib 1 muscles

anterior and middle scalenes

Rib 1

articulates only with T1, has no angle

Rib motion of middle ribs 6-10

bucket handle

Rib motion of lower ribs 11-12

caliber

>60 degrees of scoliosis results in

compromised heart and lung function

T7 landmark

inferior angle of scapula

Parts of typical ribs

neck, angle and shaft.

T4 dermatome

nipple

Intercostals help evelate what?

ribs during inhalation

What are the secondary muscles of respiration?

scalenes, pectoralis minor, serratus anterior and posterior, quadratus lumborum and latissimus dorsi

T10 dermatome

umbilicus

Scoliosis

vertebral bodies rotate toward the convexities

Diaphragm attaches to what?

xyphoid, ribs 6-12 and L1-3


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