While you are taking this test, you probably paid little attention to the ongoing body functions, such as breathing, heart rate and digestion. Such involuntary functions are governed by the nervous system.

Autonomic

Explanation:

The autonomic nervous system is a section of the peripheral nervous system that specializes in the regulation of various body processes that requires no efforts.

The system operates by collecting information from the external environment and the body of living organisms. It is further divided into 3 sub-sections according to their specialization namely; the sympathetic, the parasympathetic and the enteric nervous system

some scientists like gregory adcock agree with thorne's theory of regional continuity.

others, like chris stringer and ian tattersall, believe thorne's results may be contaminated or misinterpreted.