IRISH: Fuil Albanach, Croí Mheiriceánach
SCOTTISH: Fuil Albannach, Cridhe Ameireaganach

You can use the name of the organ (croí/cridhe) as in 'mo chroí' (my heart). Meán/Meadhan means 'centre' or 'middle' and is usually used in a geographical sense.