Examlex
When O2 accepts electrons in aerobic respiration, it is converted to ____.
Spinal Cord
A long, thin, tubular bundle of nervous tissue and support cells that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column, playing a critical role in transmitting neural signals between the brain and the rest of the body.
Sympathetic Nerve Fibers
Nerve fibers that are part of the sympathetic nervous system, involved in the body's fight or flight response by activating bodily systems.
Parasympathetic Nerve Fibers
Components of the autonomic nervous system that help the body to relax and conserve energy, often referred to as the "rest and digest" system.
Nervous System
A complex network of nerves and cells that carry messages to and from the brain and spinal cord to various parts of the body.
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