Superior thoracic aperture (thoracic inlet) Flashcards
1
Q
What are the boundaries of the thoracic inlet?
A
T1
1st rib
manubrium medial end of clavicle
2
Q
What passes through the thoracic inlet?
A
Longus Colli M Scalene Muscles common carotid artery internal jugular vein vagus N phrenic n esophagus trachea infrahyoid M lateral side apex of lung
3
Q
What are the attachments of the longs collie M?
A
C1-4
C5-T3
4
Q
What is the action of longs collie M?
A
assist in rotating head
5
Q
What is the Cervicoaxillary canal?
A
a subdivision of the thoracic inlet from clavicle to first rib
nerves and vessels pass through hear and can be a problem if inflammation or hypotrophy occurs
6
Q
What are the visceral structures associated with the superior outlet?
A
Esophagus
trachea
recurrent larygeaneal nerves
infrahyoid muscles
