Hikelok nwere ọtụtụ ngwaahịa dị iche iche, gụnyere ihe akụrụngwa na ngwaahịa, ngwaahịa ultra-elu, ngwaahịa dị iche iche, sistemụ nrụọrụ na ngwa ngwa.
Ngwakọta ngwa ọrụ na-ekpuchi ọla, plọg, akwara anụ, na-adabara valves, na valf vaves, valva valves, ndị isi na-eme mkpọtụ, ndị isi ikuku.
