The arm is technically called the brachium, which is the upper arm. There are many muscles that are involved in movement of the joint of the arm which is called the glenohumeral joint. The primary movers are the pectoralis major, deltoid, trapezius, and latissimus dorsi.
You have the Acromion, Humerus, Infrospinatus and Teres Minor but there's more than that in the shoulder but that answer would be ridoulous long.
actually it is the clavicle (collarbone)
I think it's the latisimus dorsi
Smooth muscle
(Contraction of ) triceps
deltoids are the back shoulder muscles and trapezoids are the muscles around the shoulder/neck/back area
The shoulder press works the upper body muscles such as the deltoids and the triceps. The shoulder press also involves the core muscles.
the shoulder muscle extends the arm
to stretch out your muscles. muscles like your leg muscles and shoulder muscles.
There are actually four muscles which make up the shoulder adductors. These muscles include the Pectoralis Major, Coracobrachialis, Latissimus Dorsi, and Teres Major.
Well it depends between what swimmer and what rugby player as there are some swimmers with very big shoulder muscles and there are some with small shoulder muscles but viseversa there are some weak shoulder muscled rugby players and strong shoulder muscled rugby players..
There are four muscles used for horizontal adduction of the shoulder. These muscles are the pectorals major, middle deltoid, latissimus dorsi, and coracobrachilis.
deltoids are the back shoulder muscles and trapezoids are the muscles around the shoulder/neck/back area
The shoulder muscles
I think that the muscles used for shoulder circles are the deltoids the biceps and the triceps. Hope i helped :D
Triceps, shoulder muscles, forearm muscles, biceps.
boxing give incredible shoulder muscles and so do pullups