MFA

You need to have passed 10+2 from a recognised board to be eligible for Diploma in stone carving. You can directly apply to the college for admission.

If you want to do any medical course after graduation in arts these are some courses.
Certificate in X-ray Technician
Certificate in Medical Lab Technology
Certificate in Dental Technician and Hygiene. Certificate in Ophthalmic Assistant
Certificate in Naturopathy and Yogic Science (But I think these courses need so many basics to be clear and more hard work as you are a arts student.

Hi the Venkatesh when I referred to your question, I was unable to find a top the finest art college in Andhra Pradesh but I was able to find out some top most best colleges in India which are mentioned below.
Maharaja Sayajirao, University of Baroda.
University of Mumbai, Mumbai.
Sir JJ Institute of Applied Arts, Mumbai.
Faculty of Arts, Jamia Milia Islamia.
College of Fine Arts, Trivandrum.
Jawaharlal Nehru Architecture and Fine Arts University, Hyderabad.
Apeejay College of Fine Arts, Jalandhar.
College of Arts & Crafts, Chennai.
Punjab University, Punjab.

Well its all good. Your chance is high but its all depend on the cutoff list or merit list sometime it goes higher and sometime lower.

For doing dmlt you have to pass out 12th with pcb/pcm with min 45 % marks. You can't take admission when you are pass out with arts.

Yes, if your age is still under the mentioned criteria by the University/college.