Usoro njikwa akpụkpọ anụ na-acha anụnụ anụnụ nke nwere ọgụgụ isi bụ njikọta ọtụtụ ọrụ: ngwaahịa a na-edozi nchọpụta anụ ahụ, mmemme ịma mma omenala, ntinye ngwaahịa;nlekọta ịma mma nke isi, nhicha cuticle cuticle, nhicha miri emi, hydration miri emi na nri na-edozi ahụ, na-emezi ihe mgbochi ịka nká, nkwụsịtụ na ịrụzi ọrụ n'ime otu igwe multi-ike.