Upper Limb: Pectoral region, breast, shoulder and rotator cuff

What to know about structures

• Know the structures
• Know the vascular supply
• Know the nerves supply
• Know the muscles, origins, insertions, actions

Vascular and nerve supply can be found in the textbooks (find an online one)

Terms

Basic terms

Origin: proximal attachment of muscle, fleshy and directly attached to bone most often

Insertion: distal attachment of muscle where muscle tapers to tendon which attaches to bone

Reflection of skin: separating the skin from the subcutaneous tissue

Reflection of fascia: subcutaneous tissue between skin and a structure like muscle or organs

Remember your planes (anatomical positions)

Actions

Protraction/retraction - eg. moving scapula forward and back

Flexion and extension - eg. bending and extending the elbow joint

Adduction/Abduction - eg. glenohumeral joint

Inversion/eversion - in lower limbs specifically

Pronation/supination - upper limbs only

Plantarflexion/dorsiflexion - lower limbs only