Posterior Triangle of Neck

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

2021
Views:

344

Pages:

2
Author:

MichGar

POSTERIOR TRIANGLE OF NECKBOUNDARIESIN FRONT Posterior border of Sternodeidomastoid muscle.BEHIND:- Anterior border of Trapezius muscle.APEX: - Meeting of Stemocleidomostoid and trapezius muscle(Above) at the superior nuceal line.BASE (Below):- Middle 1/3 of ebricle.DAPANMAR RAYFLOOR :- Formed by the following muscles arrangedfrom above downwards.iis Semispinalis capitis (Some times)(ii) Splenius capitis(iii) Levator scapulaeHuman Anamy For Examii) Scalenus medius and posterior(v) 1st digitation of Serratus anterior.ROOF :- Formed by - (i) SKIN (2) Superficial fascia (3) Deep fascia.Superficial fascia contains :-(1) Platysma m.(2) Cutarreous branches of Cervical plexus(3) External Jugular Vein.POSTERIOR TRANGLE : CONTENTSPosterior about triangle is crossed by the inferior belly of omohoid,into:- 2.5 cm. above the clavide, which divides the triangle(I) UPPER:- OCCIPITAL TRIANGLE.(2) LOWER:- SUPRA- CLAVICULAR TRIANGLE POSTERIOR TRANGLE OF NECK2So the contents of both triangles:-RAYHuman Anatomy For ExamOCCIPITAL TRIANGLESUPRA -CLAVICULAR TRIANGLE1) Occipital Artery1) 3rd part of Sub-clavian(upper part of triangle)artery.2) Transverse cervical vessels.2) Sub-elavian vein.3) Spinal accessory herre.3) Supra-scapular artery.4) (i) Lesser Occipital nerre.4) Transererse cervical artery.(ii) Great auricular nerve.(iii) Transverse nerre of neck(iv) Supra Clavicular nerve.Human Amerony For Exam5) Nerve to levator scapulaeand Scalenus medius.5) Terminal part of externaljugular vein.6) Supra- scapular nerve6) Thinks of brachial plexus.7) Nerve to Rhomboids7) Supra scapular nerve.8) Nerre to Serratus anterior8) Nerve to Serratus anterior9) Inferior cervical lymphnodes.9) Nerre to Sub- clavius.10) Some lymph glands.