What is the term for a reflex that does not include a CNS...

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Key Concepts

Reflex Arc

A reflex arc is the basic neural circuit that mediates a reflex. It consists of a sensory receptor, afferent pathways, an integration center, efferent pathways, and an effector. This structure allows for rapid, automatic responses to stimuli, bypassing conscious brain involvement in many cases.

Central Nervous System (CNS) Involvement in Reflexes

Many reflexes usually incorporate components of the central nervous system, where synaptic integration and command processing occur in areas such as the spinal cord or brain. This integration is critical for coordinating responses that require more complex processing or modulation.

Short Reflex

A short reflex is a type of reflex that operates without any component of the central nervous system. Instead, it relies on local circuits—typically at the level of peripheral ganglia or within local neural networks—allowing for a swift and localized response without the delay of transmitting signals to and from the central nervous system.

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