Left Lung - Medical Surface (Notes) | North Idaho College

University:
North Idaho College
Course:
NURS 201 | Fundamentals Of Nursing
Academic year:

2020
Views:

319

Pages:

2
Author:

MichGar

LEFT- LUNG = MEDIAL SURFACE(A)HILUMArrangement of Structures at left hilum:From above downwardsbaFrom before backwards(i) Pulmonary Arery.(ii) Bronchus.DIPANNAM, RAY(i) Upper Pulmonary Vein.(ii) Putmonary artery.(iii) Lower Pulmonary Vein(iii) Brunchus.BFISSUREIn mediastinal surface of left lung only Exam obliquefissure are present Human Anatomy For(c)IMPRESSION (a) Cardiac ImpressionIt is more deeply concare thanIt's in relation with the:that of right lung(i) curide. Anterior and left surfaces of the left venticle and left(ii) Anterior surface of infundibulum and adjoining part ofright ventricle.bPulmonary Trunk ImpressionThis depression is present abovecardiac depression.(c)Groove for Arch of Aorta and descending thoracic AortaThis groove arches backwards above the Aikum and downwardsbehind it and the pulmonary ligament.(d)Groove for Left Sub-clavian and Left Common carotid ArteryA groove which ascends towards the apex from the summit ofthe arch of aorta. The groove is for left sub-clavian artory.there is another groove for left common Carotid artery.In front of this grouve -(e)Oesophageal ImpressionAbove the arch of aorta and behind the left sub-claim artery.the left lung comes in contact with the left edge of theOesophagus and thoracic duct11 A shallow groove runs downwards and forwards between thelodges the left edge of oespphagus.decording thoracic aorta and left primonary ligament itTherefore Oesophagus is related twice with the left lung LEFT LUNG a MEDIAL SURFACE CONTf)Near the Apex:(i) Rt Brachio-cephalic Vein. (iii) Thoracic Duct(ii) Left Sub. -clavian Vein. (iv) Oesophagus.(D)RELATION OF VESSELS AND NERVEHuman Anatomy For Exam(a) Left phrenic nerve and pericardio phrenic vessels pass betweenmediastinal pleura and pericardium.(b) Between arch of aorta and the lung. the followingStructures intervene:DIPANKAR RAY1.Nerves (From before backco as as)(i) Left phrenic nerve.(ii) Inferior cervical cardiac branch of left vagus nerve.(iii) Superior cerrical cardiac branch of left sympathetic(iv) Left vagus nerve.2. VeinsLeft superior intercostal vein passes forwards andleft phrenic nerve and drains into left brachio-caphalic Vein.upwards superficial to left vagus, but deep to the