IC&RC Alcohol and Drug Counselor (ADC) Exam 2025 – 400 Free Practice Questions to Pass the Exam

The correct answer identifies the two main parts of the Peripheral Nervous System as the Autonomic and Somatic systems. The Autonomic Nervous System (ANS) is responsible for regulating involuntary bodily functions such as heart rate, blood pressure, and digestion, operating without conscious control. It is further divided into the sympathetic and parasympathetic systems, which manage the body's response to stress and rest, respectively.

The Somatic Nervous System (SNS) handles voluntary movements and the relay of sensory stimuli to the central nervous system, allowing us to consciously control our muscles and interpret sensory information. This distinction is crucial for understanding how the body interacts with both internal processes and external environments.

While central and peripheral systems refer to broader classifications of the nervous system, they do not specifically address the components within the Peripheral Nervous System itself. Similarly, Afferent and Efferent systems describe the direction of information flow (input versus output) but do not delineate distinct parts of the Peripheral Nervous System. Lastly, the Sympathetic and Parasympathetic systems, while components of the Autonomic Nervous System, do not encompass the entire range of functions associated with the Peripheral Nervous System. Understanding these distinctions is essential for professionals in counseling and related