Lawa macici afaka umlingisi wethu onemininingwane eminingi wethambo ngalinye lesandla nelonyawo. Okuvame ukutholakala ama-phalanges womuntu noma amanye ama-primate nama-carpal anobuhlalu obunemibala. Amacici enziwe ngokwezifiso angenziwa ngesicelo. Buza ngezintengo nezinketho kumadizayini wangokwezifiso.