yah she had a trick shoulder... i read a book about her called Shadow Life and it said that she liked to impress and show off to her relatives by showing them her shoulder
Ball and socket joint The arm movement is possible because of ball and socket joint.
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If the joint between your arm and shoulder was not a ball and socket joint, you could not be able to move your arm. Ball and socket joints allow you to move in most directions. Because of this, you can move your arm up, down, side to side, front and back, and around in a circle. The ball and socket joint is one of the four major kinds of movable joints. (The four major joints are ball and socket joints, gliding joints, hinge joints, and pivotal joints in case you didn't know.)
Ball-and-socket joints in the shoulder allow you to perform arm circles, providing a wide range of motion in different directions. These joints allow for the circular movement of the arm around the shoulder socket.
Ball-and-Socket, the shoulder's cartilage being the socket and the arm's ending being the ball.
I'm not sure but I would like 2 know.i have a projet on her.
The ball-and-socket joint of the shoulder allows the upper arm to be raised and lowered.
your arm and hips are one of them
Ball and socket
The ball and socket joints allows flexible movement of the arm in all directions.
ball and socket joint
your arm and hips are one of them