Summary Pectoral region all BONES anatomy Upper limb bone Medical students MBBS,bams ,bhms pharmacy

THE UPPER LIMB

CLAVICLE

,Lateral – convex
Medial – concave

Lateral aspect:
• Conoid tubercle
• Trapezoid line

Conoid ligament
Trapezoid ligament
…make up the coracoclavicular ligament complex.


AXILLA (ARMPIT)

• Anterior wall: pectorial region
o Superficial:
 Pec major – forms anteroir fold
 Associated deep fasica
o Deep:
 Subclavius
 Pec minor
 Clavipectorial fascia

• Posterior wall: scapular region (front of scapula)
o Subscapularis
o Teres major
o Latissimus tendon – winds round lower border to form posterior fold

,Anterior fold = pec major
Posterior fold = lat dorsi

• Medial wall: serratus anterior (overlying the ribs of the chest wall)

• Base: skin of armpit

• Deltoid drapes over whole shoulder joint – deltoid region

• Boney inlet:
o Medial: rib 1
o Anterior: clavicle
o Posterior: superior scapula to coronoid process

, PECTORAL REGION