You're looking for a PDF of "Physiology" by Sembulingam!
If you are a first-year medical student, you have likely heard "Sembulingam" mentioned as often as your stethoscope. Essentials of Medical Physiology by K. Sembulingam and Prema Sembulingam has become a staple for students across medical, dental, and paramedical fields. physiology sembulingam pdf