Upper Extremity Organization Graphic Organizer
Anatomical Spaces
Instructions:
As you work through each lecture section in the upper extremity complete the
appropriate row in the table based on the content covered.
Space Boundaries Neural Contents Vascular Contents
Axilla Apex: between clavicle, Cords and branches Axillary artery and
scapula, 1st rib of the brachial plexus vein
Base: skin and fascia of
armpit
Anterior wall: pectoralis
major/minor
Posterior wall:
subscapularis, teres
major, latissimus dorsi
Medial wall: serratus
anterior and thoracic
wall
Lateral wall:
intertubercular groove of
humerus
Triangular space Superior: teres minor Circumflex scapular
Inferior: teres major artery
Lateral: long head of
triceps brachii
Triangular Superior: teres major Radial nerve Deep brachial artery
interval Medial: long head of (profunda brachii)
triceps brachii
Lateral: lateral head of
triceps brachii or
humerus shaft
Quadrangular Superior: teres minor Axillary nerve Posterior circumflex
space Inferior: teres major humeral artery and
Medial: long head of vein
triceps
Lateral: surgical neck of
humerus
Triangle of Medial border of Intercostal arteries
auscultation scapula, trapezius, near 6th intercostal
latissimus dorsi space
Clavipectoral Bounded by clavicle Cephalic vein Cephalic vein,
triangle (superior), deltoid throacoacromial
Anatomical Spaces
Instructions:
As you work through each lecture section in the upper extremity complete the
appropriate row in the table based on the content covered.
Space Boundaries Neural Contents Vascular Contents
Axilla Apex: between clavicle, Cords and branches Axillary artery and
scapula, 1st rib of the brachial plexus vein
Base: skin and fascia of
armpit
Anterior wall: pectoralis
major/minor
Posterior wall:
subscapularis, teres
major, latissimus dorsi
Medial wall: serratus
anterior and thoracic
wall
Lateral wall:
intertubercular groove of
humerus
Triangular space Superior: teres minor Circumflex scapular
Inferior: teres major artery
Lateral: long head of
triceps brachii
Triangular Superior: teres major Radial nerve Deep brachial artery
interval Medial: long head of (profunda brachii)
triceps brachii
Lateral: lateral head of
triceps brachii or
humerus shaft
Quadrangular Superior: teres minor Axillary nerve Posterior circumflex
space Inferior: teres major humeral artery and
Medial: long head of vein
triceps
Lateral: surgical neck of
humerus
Triangle of Medial border of Intercostal arteries
auscultation scapula, trapezius, near 6th intercostal
latissimus dorsi space
Clavipectoral Bounded by clavicle Cephalic vein Cephalic vein,
triangle (superior), deltoid throacoacromial
