Physiology

pkDSC_1775-2.jpg

It is a sub-section of biology; it is the study of normal functions and activities of life or living matters within living creatures. Physiology can be considered a study of the functions and processes that create life.
The study of physiology can be traced back to at least 420 BC.
The study of physiology is split into many disciplines covering topics as different as exercise, evolution, and defense.

pkDSC_1775-2.jpg