Question

choose the correct answer. which term means \surgical loosening of an ankylosed joint\? osteoplasty arthrolysis arthroplasty arthrodesis

Explanation:

The question asks for the term meaning surgical loosening of an ankylosed (fused) joint. Breaking down the options:

• Osteoplasty: Surgical repair of bone.
• Arthrolysis: "Arthro-" (joint) + "-lysis" (loosening/dissolution) → surgical loosening of a joint.
• Arthroplasty: Surgical repair or replacement of a joint.
• Arthrodesis: Surgical fusion of a joint.

Thus, arthrolysis matches the definition.

Answer:

arthrolysis