-megaly and -cele are synonymous.

Which of the following means hardening?

Podiatry is the treatment of children.

Cholecystitis is inflammation of: 

A drooping of/or prolapse of the pancreas is:

A prolapsed bladder is metroptosis.

When the letter g is before the letter o, the sound of that g is a hard sound.

Oncology is the study of:

Ventr/o means belly or belly side.

Which of the following terms involves nitrogenous compounds?