Answer to Question 1
cholecyst/o; cholecysto
Answer to Question 2
A
Explanation: Mamm/o means breast and -gram means record; therefore, mammogram means record of the breast. Mast/o means breast and -algia means pain, so mastalgia means breast pain. -itis is inflammation; thus, mastitis means inflammation of the breast. -plasty means surgical repair, so mammoplasty means surgical repair of the breast.