upper chest

• pectoralsChest wall muscles
• collarboneHorizontal shoulder bone
• sternumFlat chest bone
• cleavageTendency to split cleanly
• décolletageExposed chest and shoulders

breastbone · shoulders · neckline · ribs · breathe · heaving · proud · puffed · broad · muscular · flexing · heartbeat · lungs · inhale · bustline · torso · posture · vest