Knochenöffnung	Nominativ, Singular	nominative case, singular
	Knochenöffnung	Genitiv, Singular	genitive case, singular
	Knochenöffnung	Dativ, Singular	dative case, singular
	Knochenöffnung	Akkusativ, Singular	accusative case, singular
	Knochenöffnungen	Nominativ, Plural	nominative case, plural
	Knochenöffnungen	Genitiv, Plural	genitive case, plural
	Knochenöffnungen	Dativ, Plural	dative case, plural
	Knochenöffnungen	Akkusativ, Plural	accusative case, plural