Phrenic Nerves (C3-C5) Flashcards
Know all the anatomical positions
1
Q
What does the phrenic nerve supply?
A
Diaphragm - motor and sensory fibres
Pericardium and mediastinum - sensory fibres
2
Q
R. Phrenic nerve’s route to diaphragm
A
Passes anterior to hilum and R. Of IVC to diaphragm (pierces at caval opening T8)
3
Q
Which nerve carries pain(nociceptive) signals from parietal layer (of serous Pericardium)?
A
Phrenic nerve
4
Q
What attaches fibrous Pericardium to Sternum?
A
Sternopericardial ligaments
5
Q
What attaches fibrous Pericardium to diaphragm?
A
Pericardiophrenic ligament
6
Q
Where do we find the adventitia in the heart?
A
Where the heart layers merge with adventitia of great vessels
