Control of Internal Irrigations Systems or Control of External Trade

question 92

True/False

Control of internal irrigations systems or control of external trade were often important factors in the emergence of chiefdoms.

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Definitions:

Parasympathetic Fibers

Parasympathetic Fibers are part of the nervous system that conserves energy by slowing the heart rate, increasing intestinal activity, and relaxing sphincter muscles.

Sympathetic Fibers

Nerve fibers that are part of the sympathetic nervous system, which regulates the body's involuntary responses.

Breathing Rates

The number of breaths taken per minute, an important indicator of respiratory health and function.

Vagus Nerve

A cranial nerve that innervates major organs, contributing to heart rate, gastrointestinal peristalsis, sweating, and muscle movements in the mouth, among other functions.