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Pulmonary A&P
Bony Thorax - Structure
Anterior border
Lateral border
Posterior border
Shoulder girdle: acts as anchor
The Thorax is an Entire
Unit All the Way Around
Pulmonary A&P
Bony Thorax - Structure
Sternum
Manubrium (uppermost)
Body
Xiphoid (pointy)
Concave angle of xiphoid
Bony Thorax
Functional Anatomy
, Costovertebral joint
Costochondral joint
Chondrosternal joint
The Trachea Comes Down and Splits into the
Two Mainstem Bronchi at this Angle
Trues Ribs
1-7
Attaches Directly to Sternum
False Ribs
8-10
Join by Joint Cartilage Area
Floating Ribs
11-12
Ribcage Properties
Although rigid to protect vital organs, there does have to be quite a lot of movement
The Sternal Angle or Angle of Louis lines up w/
T4/T5
Costovertebral Joint
Head of rib is articulating w/ the vertebrae; gliding/planar jt
Costochondral Joint
Joints between the ribs and the costocartilage; hyaline cartilaginous joint, no movement
but site for irritation due to coughing
Costosternal Joint