Definition For Visceral Mass

What is the definition of visceral mass.

Definition for visceral mass. 1 in molluscs a structure that rests atop the foot and contains the internal organs. It contains the body organs. The mantle cavity a fold in the mantle encloses a significant amount of space. 2 the visceral mass or visceropallium is the soft nonmuscular metabolic region of the mollusc.

In spite of their tremendous diversity however they also share a few key characteristics including a muscular foot a visceral mass containing internal organs and a mantle that may or. Classification of phylum mollusca. Mollusks have a soft body and share several characteristics including a muscular foot a visceral mass of internal organs and a mantle. The area in a mollusk in which the majority of its organs are stored all mollusks have a visceral mass a mantle and a foot.

It contains the body organs. The cavity was at the rear in the earliest molluscs but its position now varies from group to group. Examples of visceral mass in the following topics. Region of the bivalve body containing most of the digestive excretory circulatory and nervous systems that is suspended dorsally between the gills by pedal retractor muscles and that usually terminates ventrally as the foot figure.

The visceral mass in the shelled species displays torsion around the perpendicular axis on the center of the foot which is the key characteristic of this group along with a foot that is modified for crawling. The organs in the cavities of the body especially those in the abdominal cavity. It is lined with epidermis and is exposed according to habitat to sea fresh water or air. The visceral mass is the collective term for the non muscular portions of a mollusc s body containing the internal organs.

Plural noun singular vis cus vis kuhs. Mantle and mantle cavity. Not used scientifically the intestines.