Reply To: Internal environment Share this post: Share on Twitter Share on Facebook Share on LinkedIn Share on Email Share on WhatsApp Share on Telegram October 22, 2020 at 3:12 am #2397 achala tiwariParticipant Internal environment. It is the extracellular fluid (literally, fluid outside the cells) environment surrounding each cell. Share this post: Share on Twitter Share on Facebook Share on LinkedIn Share on Email Share on WhatsApp Share on Telegram