Muscles of thoracic wall
Scalenius, Serratus dorsalis, intercostals, rectus thoracis
Vasculature of thoracic wall
Internal thoracic anastomosis with dorsal intercostals (satellite veins and nerves)
Air shows ____ opacity
black
Thicker tissues have a _______ opacity
lighter
Origin of Diaphragmatic Crura
L1-L3
Three openings in diaphragm
Aortic Hiatus, Esophageal hiatus, Caval foramen
3 regions of parietal pleura
Mediastinal, diaphragmatic, costal
Cupulae pleura
Cervical pleura at the very cranial part of the lung
Zone of Auscultation
Caudal line of the triceps, dorsally from the 5th rib to the 8th intercostal space
Fissures
lines between the lobes in the lungs (more so in small animals)
Lobation
the forming of the lobes
Lobulation
fibrous connective tissue that makes little lobes on the surface. Horses have neither lobes nor lobulation on their lungs.