MCQ
Which of the following joints is immovable?
  • A
    Shoulder and arm.
  • B
    Knee and joint.
  • Upper jaw and skull.
  • D
    Lower jaw and upper jaw.

Answer

Correct option: C.
Upper jaw and skull.
Upper jaw and skull joints are immovable or fixed. Bones are held, so tightly together that they cannot move at all. The other options are:
Shoulder and arm Ball and socket joint.
Knee and joint Hinge joint.
Lower jaw and upper jaw Hinge joint.

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