Hey,
Here is the list of some of the best colleges in Tamil Nadu that offer Bachelor of Science(B.Sc) in Anaethesia:
1.Christian Medical College(CMC),Vellore
2.Sri Ramachandra University,Chennai
3.SRM University Kattankulathur
4.Annamalai University,Chidambaram
5.Vinayaka Mission University,Salem
6.Noorul Islam University,Kanyakumari
7.The Tamil Nadu DR.MGR Medical University
8.Hindustan Institute of Technology and Science,Chennai
9.Saveetha Institute of Medical and Technical Sciences
10.Holy Cross College
11.Grace College of Health and Management,Chennai
12.Sri Gokulam College of Nursing,Salem
Hope this helps.
Good luck.