Gene/Protein Disease Symptom Drug Enzyme Compound
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Query: UMLS:C0220723 (PCA)
4,687 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

Electromyogram (EMG) activity of the posterior cricoarytenoid (PCA muscles were active, but was otherwise closed. Larynx closure may contribute to the end-inspiratory pauses often observed in the intact animal. During inhalation of an asphyxiant test gas in place of room air, PCA and diaphragm activity generally increased; and increases in anesthesia decreased the EMG activity of both muscles. Water on the larynx transiently abolished both PCA and diaphragm discharge; but EMG activity returned to the PCA muscles before the diaphragm. Further, reactivation of the diaphragm was not always accompanied by a synchronized burst of PCA activity. Therefore, it is possible under some conditions to dissociate the motor outputs from the PCA muscles and diaphragm in this immature mammal.
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PMID:Laryngeal effects and respiration in the suckling opossum. 74 Nov 2