légzszervbl
"légzszervbl" appears to be a misspelling or an invented term. It does not correspond to any known biological organ, medical condition, or scientific concept in standard Hungarian or English terminology. The root "légz" in Hungarian relates to breathing or respiration, and "szerv" means organ. However, the suffix "bl" does not form a recognizable part of a word in this context.
It is possible that "légzszervbl" is a typographical error for a word like "légzőszerv" (respiratory organ). Respiratory
Alternatively, "légzszervbl" might be a neologism or a term used in a very specific, non-standard context, such