Ho͘-khip hē-thóngseng-bu̍t ēng lâi chò khì-thé kau-oāⁿ (gas exchange) ê khì-koan cho͘-sêng ê hē-thóng. 4 ki kha ê tōng-bu̍t it-poaⁿ ū kā khong-khì chah ji̍p-khì ê thong-lō͘, chhiūⁿ kóng hì-kńg, chiah koh tī hì kau-oāⁿ khì-thé; hoâiⁿ-keh-mo̍͘h (diaphragm) hū-chek kā khong-khì khip--ji̍p-lâi, koh kā bô beh ti̍h ê khong-khì sak--chhut-khì. Bô kāng seng-bu̍t ē ū bô siâng ê ho͘-khip hē-thóng, liān chhiū-á mā ū ho͘-khip hē-thóng.

Lâng ê ho͘-khip hē-thóng.
  NODES
Done 1