Thorax Flashcards
What are the borders of the thoracic inlet
1st ribs, sternum, spinal column
Name of serous membrane on the thorax
Pleura
Name of serous membrane on the heart
Pericardium
Name of pleura on the viscera
Visceral pleura
Name of pleura on the body wall
Parietal pleura
What is the position of the base of the heart in the thorax
Dorsocranial
What is the position of the apex of the heart in the thorax
Ventrocaudal and to the LHS
What are the 4 branches of the subclavian artery
Vertebral, costocervical, superficial cervical, internal thoracic
Ends as axillary artery
What is the thoracic duct
Main collecting channel from lymphatic capillaries and ducts
What does the thoracic duct drain into
The left brachiocephalic vein
The fibers of the external intercostals run…
Caudoventral
The fibers of the internal intercostals run…
Cranioventral
What are the muscles of inspiration
Diaphragm, external intercostals, scalenus, rectus thoracis, serratus dorsalis cranialis, serratus ventralis
What are the muscles of expiration
Internal intercostals, serratus dorsalis caudalis, abdominal muscles (rectus abdominus, external ab oblique, internal ab oblique, transversus ab)
