Cardiovascular Anatomy Flashcards
what is the most posterior portion of the heart
Left Atrium
Enlargement of the left atrium can lead to compression of the ____ (structure) or _____ nerve also known as ORTNER syndrome
esophagus
left recurrent laryngeal nerve
the left recurrent larygenal nerve is a branch of what nerve
vagus nerve
what is the most anterior portion of the heart
the right ventricle
the right ventricle is mainly injured during _____
trauma
what are the three layers of the pericardium from outer to inner
fibrous
parietal serous
visceral serous
where is the pericardial cavity located?
between the parietal and visceral serous layers of the pericardium
the pericardium is innervated by?
the phrenic nerve
pericarditis can cause referred pain where?
often to the left shoulder/arm but to the neck as well
what does the LAD supply
anterior 2/3 of the interventricular septum, anterolateral papillary, muscle, and anterior surface of the LV (most often occluded)
what does the PDA supply?
the AV node, posterior 1/3 of the interventricular septum, posterior 2/3 walls of ventricles and posterior-medial papillary muscles
what does the RCA supply
the SA node
infarct in the RCA may cause
nodal dysfunction because if supplies the SA node (bradycardia or heart block)
the acute marginal artery supplies?
the right ventricle
right dominate circulation in the heart is from the ? 85%
posterior descending artery that arises from the right coronary artery
