A ellipsoid joint formed by the articulation between the distal end of the radius and the proximal carpal bones, the true wrist joint

Inflammation of the membrane surrounding the brain and spinal cord is termed:

A) myelitis B) duritis C) arachnitis D) encephalitis E) meningitis

The rotary force of body segments around their joints axes is known as joint ________.

Fill in the blank(s) with the appropriate word(s).