Muronga wechikafu kana hurwana (alimentary canal) zvinoreva nhengo dzinodzika nadzo nechikafu: chichibva mukanwa; chopfuura nepahuro; dumbu; matumbu; muromo wangoshi; dzamara chasvika kunobuda. Hura hutete (small intestine) Hura hukuru (large intestine). Kupatirwa kana kudzivirirwa (to be constipated) kutadza kubuditsa tsvina panoenda munhu kuchimbuzi. Kuronda kana kudika (Block food passage as hastily eaten sweet potato does) zvichireva kudzipwa nechikafu sezvinoita munhu achimbidza kumedza mbambaira hombe.