Updated: 7/3/2019

Quadrangular Space, Triangular Space, Triangular Interval

0%
Topic
Review Topic
0
0
N/A
N/A
Questions
1 1
0
0
Introduction
  • Three important spaces of the shoulder that are bordered by the triceps include 
    • quadrangular space
    • triangular space
    • triangular interval
Quadrangular Space
  • Borders
    • medial: long head of triceps
    • lateral: humeral shaft
    • superior: teres minor
    • inferior: teres major
  • Contents
    • axillary nerve 
      • passes through the quadrilateral space on its path to innervate the teres minor and deltoid and provide sensation to the lateral arm
    • posterior humeral circumflex artery
Triangular Space
  • Borders
    • inferior: teres major
    • lateral: long head of triceps
    • superior: lower border of teres minor
  • Contents
    • scapular circumflex artery
Triangular Interval
  • Borders
    • superior: teres major
    • lateral: lateral head of the triceps or the humerus
    • medial: long head of the triceps
  • Contents
    • profunda brachii artery
    • radial nerve 
 

Please rate topic.

Average 4.8 of 18 Ratings

Questions (1)
Question locked
Sorry, this question is for
PEAK Premium Subscribers only
Upgrade to PEAK
VIDEOS (0)
Topic COMMENTS (4)
Private Note