Inside the mollusk. vicennial mass ....
the type of respiratory organ mollusks have is GILLS.
The scratchy tongue-like organ of many mollusks is the RADULA.
nephridia
sphinkter
muscular feet is the locomotory organ in mollusks
Siphon .
All mollusks have a foot, an organ. In a squid the foot is the tentacles it has.
mollusks have it, it's called the radula.
It protects there internal organs.
The liver is the most heaviest organ in the human body; It is also the largest internal organ.
Kidney is an internal organ. They filter blood and produce urine.
The largest and heaviest internal organ is the liver.