mean? Definition of external respiration and how to use or define external respiration in sentences. Definition of external respiration from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. In most vertebrates the organs of external respiration are thin-walled structures well supplied with blood vessels. Such structures bring blood into close. Consider these alternative spellings: external, - Korn Twisted externall, externally, externalia, respiration, respiratione, externals, resparation, resperation,. Internal

respiration: gas exchange occurs between cytoplasm the and extra the fluid cellular (ECF) respiration: External gas exchange between the alveoli. Diaphragmatic respiration can assist external

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