Quadrangular + triangle spaces

Question 1

What passes through the quadrangular space?

Answer 1

Axillary nerve

Post. circumflex humeral artery

Question 2

What are the superior + inferior borders of the quadrangular space?

Answer 2

SUPERIOR = inferior margin teres minor
INFERIOR = superior margin teres major

Question 3

What are the medial, lateral + anterior borders of the quadrangular space?

Answer 3

MEDIALLY = long head triceps brachii
LATERALLY = surgical neck humerus
ANTERIORLY = subscapularis

Question 4

What passes through the triangular space?

Answer 4

Circumflex scapular vessel enter infraspinous fossa

NO NERVES

Question 5

What are the superior, inferior + lateral borders of the triangular space?

Answer 5

Inferior border teres minor
Superior border teres major
Long head triceps brachii

Question 6

What are the borders of the triangular interval?

Answer 6

SUPERIOR = Inferior border teres major
MEDIALLY = long head triceps brachii
LATERALLY = shaft of humerus/lateral head triceps brachii