释义 |
DictionarySeenucleusphrenic nucleus
nucleus of phrenic nerve [TA] neuron cell bodies located in the more medial portions of the anterior horn at cervical levels C3-C7 that innervate the diaphragm via the phrenic nerve. See also: phrenic nucleus. Synonym(s): nucleus nervi phrenici [TA], phrenic nucleus ☆ phrenic nucleusA column of motor neurons in the center of the ventral horn of spinal cord segments C3-C7. Axons from this nucleus innervate the muscles of the diaphragm. See also: nucleus |