Question

which word part means
ib\? crani/o oste/o cost/o chondr/o

Explanation:

• crani/o: This word part means "skull".
• oste/o: This word part means "bone".
• cost/o: This word part means "rib". For example, "costectomy" is the surgical removal of a rib.
• chondr/o: This word part means "cartilage".

Answer:

cost/o