Which statement best describes the parasympathetic nervous system?

Which statement best describes the parasympathetic nervous system?

• A. It provides feelings of comfort & relaxation.
• B. It triggers the fight-or-flight response.
• C. It controls voluntary movement.
• D. It processes visual information.

Answer: (A)

The parasympathetic nervous system promotes rest-and-digest states that help the body calm down after stress. It lowers heart rate, supports digestion, and encourages energy conservation, which together feel like comfort and relaxation. In dogs, activating this system helps them settle, feel safe, and recover from arousal, which aligns with a sense of being relaxed. The other options describe functions of different systems. The fight-or-flight response is driven by the sympathetic nervous system, not parasympathetic, so it creates arousal rather than calm. Voluntary movement is controlled by the somatic (voluntary) motor system, not the parasympathetic pathways. Processing visual information is a brain function involving the visual pathways, not a role of the parasympathetic system.

The parasympathetic nervous system promotes rest-and-digest states that help the body calm down after stress. It lowers heart rate, supports digestion, and encourages energy conservation, which together feel like comfort and relaxation. In dogs, activating this system helps them settle, feel safe, and recover from arousal, which aligns with a sense of being relaxed.

The other options describe functions of different systems. The fight-or-flight response is driven by the sympathetic nervous system, not parasympathetic, so it creates arousal rather than calm. Voluntary movement is controlled by the somatic (voluntary) motor system, not the parasympathetic pathways. Processing visual information is a brain function involving the visual pathways, not a role of the parasympathetic system.