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A reflex arc is a neural transmission that bypasses the brain and instead travels directly to the spinal cord for a rapid response to a stimulus.
The neural pathway of a single reflex is called a reflex arc. It involves the sensory neuron carrying information from the receptor to the spinal cord, where it synapses with a motor neuron that carries the response signal to the effector muscle or organ. This simple pathway allows for rapid, involuntary responses to stimuli.
An automatic reflex arc is a neural pathway that controls reflex actions in response to a stimulus. It involves sensory neurons detecting the stimulus and sending signals to the spinal cord, which then quickly activates motor neurons to produce a rapid and involuntary response, bypassing conscious control from the brain.
The brain is not one of the essential components of a reflex arc. Reflex arcs involve sensory receptors, afferent neurons, interneurons, efferent neurons, and effectors, but they do not involve the brain in the reflex loop.
Neural control of urination involves the coordination of the bladder muscles and sphincters by the nervous system to regulate the storage and release of urine. The process involves complex interactions between the brain, spinal cord, and peripheral nerves to initiate and control the urination reflex. Disruption in this neural control can lead to urinary incontinence or retention issues.