Other weak acids serve as buffers with their conjugate bases to keep the body's pH from undergoing large scale changes that would be harmful to cells.
ˈʌðɚ wˈiːk ˈæsɪdz sˈɜːv æz bˈʌfɚz wɪð ðɛɹ kˈɑːndʒuːɡˌeɪt bˈeɪsᵻz tə kˈiːp ðə bˈɑːdiz pˈiː ˈeɪtʃ fɹʌm ˌʌndɚɡˈoʊɪŋ lˈɑːɹdʒ skˈeɪl tʃˈeɪndʒᵻz ðæt wʊd biː hˈɑːɹmfəl tə sˈɛlz.