is golgi tendon reflex monosynaptic?
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The stretch reflex is a monosynaptic reflex that regulates muscle length through neuronal stimulation at the muscle spindle. ... The stretch and Golgi tendon reflexes work in tandem to control muscle length and tension.
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Axons from upper motor neurons synapse onto interneurons in the spinal cord and occasionally directly onto lower motor neurons. The axons from the lower motor neurons are efferent nerve fibers that carry signals from the spinal cord to the effectors.
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Remember that white rami communicantes carry presynaptic sympathetic fibers from the ventral primary rami to the sympathetic trunk and exist only between spinal cord segments T1 and L2. Gray rami communicantes carry postsynaptic sympathetic fibers from the sympathetic trunk to all spinal nerves.
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enterogastric reflex A nervous reflex whereby stretching of the wall of the duodenum results in inhibition of gastric motility and reduced rate of emptying of the stomach. It is a feedback mechanism to regulate the rate at which partially digested food (chyme) leaves the stomach and enters the small intestine.
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Description. A reflex action, also known as a reflex, is an involuntary and nearly instantaneous movement in response to a stimulus. ... The path taken by the nerve impulses in a reflex is called a reflex arc. In higher animals, most sensory neurons do not pass directly into the brain, but synapse in the spinal cord.
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Examining reflexes Tendon reflexes are single synapse reflexes. A rapid stretch of the muscle stimulates the muscle spindles and this message is conveyed via the sensory root to the spinal cord at the segmental level of the muscle stimulated.
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The vagus nerve is responsible for the regulation of internal organ functions, such as digestion, heart rate, and respiratory rate, as well as vasomotor activity, and certain reflex actions, such as coughing, sneezing, swallowing, and vomiting (17).
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Answer Expert Verified The right answer is Golgi apparatus.
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The stretch reflex operates as a feedback mechanism to control muscle length by causing muscle contraction. In contrast, the tendon reflex operates as a negative feedback mechanism to control muscle tension.
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Reflexes are responses that occur when the body receives a certain stimulus. The Babinski reflex occurs after the sole of the foot has been firmly stroked. The big toe then moves upward or toward the top surface of the foot. The other toes fan out.
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Descending tracts carry motor information in efferent nerves from upper motor neurons of cortical structures like the cerebellum and cerebrum. The descending tracts transmit this information to lower motor neurons, allowing it to reach muscles. Efferent is derived from the Latin 'effero' which means 'to carry out.
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How Do Synaptic Vesicles Move to the Correct Location in the Nerve Terminal Prior to Release? Synaptic vesicles are initially formed in the Golgi apparatus, where proteins critical for their function are synthesized and inserted into the plasma membrane.
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In addition to controlling voluntary muscles movements, the somatic nervous system is also associated with involuntary movements known as reflex arcs. During a reflex arc, muscles move involuntarily without input from the brain. This occurs when a nerve pathway connects directly to the spinal cord.
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['action potential generated near the soma. Travels very fast down the axon. ... ', 'vesicles fuse with the pre-synaptic membrane. As they fuse, they release their contents (neurotransmitters).', 'Neurotransmitters flow into the synaptic cleft. ... ', 'Now you have a neurotransmitter free in the synaptic cleft.']
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Proprioception and Neuromuscular Control Mechanoreceptors are sensory neurons or peripheral afferents located within joint capsular tissues, ligaments, tendons, muscle, and skin.
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Descending tracts carry motor information in efferent nerves from upper motor neurons of cortical structures like the cerebellum and cerebrum. The descending tracts transmit this information to lower motor neurons, allowing it to reach muscles.
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Although PMR causes severe pain in the proximal muscle groups, no evidence of disease is present on muscle biopsy. Muscle strength and electromyographic findings are normal. Some evidence suggests the presence of cell-mediated injury to the elastic lamina in the blood vessels of the affected muscle groups.