cardio Flashcards
(17 cards)
where is the vagus nerve positioned in regards to the phrenic nerve?
vagus nerve is medial to the phrenic nerve
what is the anatomy of the great vessels?
order from right to left is SAP, superior vena cava, aorta, pulmonary artery
where does the tricuspid valve sit?
deep in the coronary groove which contains the right coronary artery
describe the posterior interventricular artery
it is a branch of the RCA, and sits in the posterior interventricular groove
where is the LCA found?
in the left atrioventricular groove?
how are cusps of heart valves connected to heart walls?
by tendinous cords, which are anchored to papillary muscles
what is the transverse thoracic plane?
the ‘line’ between the sternal angle, and the T4/5 intervertebral disc. this differentiates the superior mediastinum from the inferior mediastinum
what does the vagus nerve pass through?
the diaphragm with the oesophagus
where do azygous veins drain to?
into the SVC
what are the branches of the aorta?
- 2 coronary arteries branch from the ascending aorta
- brachiocephalic trunk, left common carotid artery, and left subclavian artery branch from the arch of the aorta
- bilateral posterior intercostal arteries from descending aorta
what is the venous angle?
the junction between the subclavian and internal jugular veins
where is the left venous angle located?
at the left sternoclavicular joint
vagus nerve sits…
posterior to lung root
phrenic nerve sits..
anterior to lung root
what hooks under the ligament arteriosum?
the right recurrent laryngeal branch of the left vagus nerve
what hooks under arch of aorta?
left recurrent laryngeal nerve
from anterior to posterior, what are the structures of the posterior mediastinum?
brachiocephalic veins
arch of aorta
trachea
oesophagus
thoracic duct
