The sotonage is the muscle that connects the leg to the upper body!
they are connected with the rope in the body
Upper trapezius
There is no such thing. Were something non-contractile, it would cease to be called a muscle. You probably meant "What is a contractile muscle structure?" or something similar. There are many such answered questions on here.
you can make your upper body more muscle by doing sit ups bench press push ups or any thing like that
diaphragm
Trunk isnt a muscle. It refers to the torso or upper part of the body.
The upper-body muscle groups are worked when one does lat pull downs. The muscle groups mainly worked are the ones in your back called latissimus dorsi. They also work other muscle groups like traps.
It is a false statement that women have a larger proportion of muscle tissue in the upper body compared to men.
it is connected by an aorta
Lift weights, press ups ect. aka. do lots of muscle exercises and if you tend to have a large amount of fat in your upper body you want to do cardio exercises to loose that fat and more muscle exercises to gain muscle.
A flexor muscle.
muscle proteolysis