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Hace 2 días · The brain is the central organ of the human nervous system, and with the spinal cord makes up the central nervous system. The brain consists of the cerebrum , the brainstem and the cerebellum . It controls most of the activities of the body , processing, integrating, and coordinating the information it receives from the sense organs ...
4 de may. de 2024 · Un nervi és una estructura en forma de cordó constituïda principalment per axons i les cèl·lules glials associades, agrupats en fibres nervioses i reunits en fascicles per mitjà de teixit conjuntiu. A grans trets, els nervis són feixos de prolongacions neuronals units per teixit connectiu. [1]
Hace 2 días · 5415. Anatomical terminology. [ edit on Wikidata] The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. In vertebrates, a small part of the brain called the hypothalamus is the neural control center for all endocrine systems. [1]
Hace 5 días · Action potential. As an action potential (nerve impulse) travels down an axon there is a change in electric polarity across the membrane of the axon. In response to a signal from another neuron, sodium- (Na +) and potassium- (K + )–gated ion channels open and close as the membrane reaches its threshold potential.
14 de may. de 2024 · se desarrollan por el reflex arc. – REFLEX ARC: receptor – sensory nerve pasa la info a la spinal cord – interneuron crean la orden de respuesta – motor neuron – effector organ. – SALUD DE NUESTRO SISTEMA NERVIOSO: Es vulnerable a las illnesses causadas por las organ damage o physical conditions.
7 de may. de 2024 · nerve, in anatomy, a glistening white cordlike bundle of fibres, surrounded by a sheath, that connects the nervous system with other parts of the body. The nerves conduct impulses toward or away from the central nervous mechanism.
Hace 6 días · neuron. Also called: nerve cell. Key People: Paul Alfred Weiss. Rudolf Jaenisch. Fred H. Gage. Thomas C. Südhof. Sir Charles Scott Sherrington. (Show more) Related Topics: neuroplasticity. mirror neuron. neurotransmitter. axon. neurosecretory cell. Recent News. May 15, 2024, 2:57 AM ET (Medical Xpress)
