Question

which term means \surgical removal of a rib\?
costectomy
costotomy
arthrectomy
craniotomy

Explanation:

The prefix "cost -" refers to the rib. " - ectomy" means surgical removal. So "costectomy" is the surgical removal of a rib. "Costotomy" means cutting of a rib. "Arthrectomy" is the surgical removal of a joint. "Craniotomy" is a surgical opening in the skull.

Answer:

A. costectomy