~ CHOANA singular or
~ CHOANAE plural for
gr CHOANAE = FUNNEL like or
INFUNDIBULUM like or
POSTERIOR CHOANAE
med> paired OPENINGS BETWEEN
THE NASAL CAVITY AND
THE NASOPHARYNX or UPPER PHARYNX
~ CHOANOID for FUNNEL SHAPED
~ CHOANOCYTE biol> gr KYTHOS for HOLLOW VESSEL
A TYPICAL CELL OF SPONGES
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