| Atemsystem | Nominativ, Singular | nominative case, singular | |
| Atemsystem | Genitiv, Singular | genitive case, singular | |
| Atemsystem | Dativ, Singular | dative case, singular | |
| Atemsystem | Akkusativ, Singular | accusative case, singular | |
| Atemsystemen | Nominativ, Plural | nominative case, plural | |
| Atemsystemen | Genitiv, Plural | genitive case, plural | |
| Atemsystemen | Dativ, Plural | dative case, plural | |
| Atemsystemen | Akkusativ, Plural | accusative case, plural |