A reflex arc is a neural pathway that controls a reflex. In vertebrates, most sensory neurons do not pass directly into the brain, but synapse in the...
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in organisms with a nervous system. A reflex occurs via neural pathways in the nervous system called reflex arcs. A stimulus initiates a neural signal...
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monosynaptic and are mediated by a simple reflex arc. A withdrawal reflex is mediated by a polysynaptic reflex resulting in the stimulation of many motor...
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The pharyngeal reflex is different from the laryngeal spasm, which is a reflex muscular contraction of the vocal cords. In a reflex arc, a series of physiological...
10 KB (1,402 words) - 03:05, 6 September 2024
contraction of the triceps muscle causes extension, and indicates a normal reflex. The arc involves the stretch receptors in the triceps tendon, from where the...
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Biceps reflex is a deep tendon reflex (DTR) test (also known as a muscle-stretch reflex test) that examines the function of the C5 reflex arc and the C6...
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Solitary nucleus (section Gag reflex arc)
simple autonomic reflexes.[citation needed] The afferent limb of the gag reflex arc is conveyed by sensory afferents of the CN IX which terminate in the SN;...
10 KB (973 words) - 16:49, 26 September 2024
Somatic nervous system (section Reflex arcs)
fibers. A reflex arc is a neural circuit that creates a more or less automatic link between a sensory input and a specific motor output. Reflex circuits...
15 KB (1,686 words) - 06:45, 12 September 2024
tendon organs (GTO) of the muscle, and hence it is self-induced. The reflex arc is a negative feedback mechanism preventing too much tension on the muscle...
13 KB (1,402 words) - 21:32, 10 May 2024
effort or conscious thought. The patellar reflex is a clinical and classic example of the monosynaptic reflex arc. There is no interneuron in the pathway...
8 KB (960 words) - 20:37, 18 August 2024