forward and downward direction
The most common dislocation is anterior displacement of the humerous. The least common is inferior (downward) displacement.
Going up the arm from the wrist toward the shoulder is the proximal direction. It describes the direction in which the appendage attaches to the torso.
distal
Anteriorly
yes
The medical uses for a shoulder brace are to protect the shoulder and keep it in place usually after a shoulder injury. These are often used when one has dislocated a shoulder.
Imagine a shoulder that acted like you knee. It could only extend in one direction.
Messenger are usually larger and wider than a shoulder. Messenger usually have a space for a laptop as well. Shoulder come in all sizes and shapes where messenger usually are all the same.
The anterior
Against the flow of traffic.
Stole My Heart.
Breaking your shoulder blade usually is the result of a fall on your back or blunt force trauma to the shoulder blade.