Science, asked by aaankur82, 1 year ago

describe the different type of freely movable joint give example

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Answered by nikhita
12
A joint is the part of the body where two or more bones meet to allow movement. Generally speaking, the greater the range of movement, the higher the risk of injury because the strength of the joint is reduced. The six types of freely movable joint include ball and socketsaddle, hinge,Condyloid, pivot and gliding.
The six types of freely movable joint include:
Ball and socket joint – the rounded head of one bone sits within the cup of another, such as the hip joint or shoulder joint. Movement in all directions is allowed.
Saddle joint – this permits movement back and forth and from side to side, but does not allow rotation, such as the joint at the base of the thumb.
Hinge joint – the two bones open and close in one direction only (along one plane) like a door, such as the knee and elbow joints.
Condyloid joint – this permits movement without rotation, such as in the jaw or finger joints.
Pivot joint – one bone swivels around the ring formed by another bone, such as the joint between the first and second vertebrae in the neck.
Gliding joint – or plane joint. Smooth surfaces slip over one another, allowing limited movement, such as the wrist joints.
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