What are parts of the clams nervous system?

Asked by: Tonya Walters

The nervous system of clams consists of three pairs of ganglia connected by nerve cords. Nerves connect the ganglia and nerve cords to sensory cells. Different cells are specialized for various functions.

Do clams have a central nervous system?

Clams don’t have a centralized brain like mammals. However, they do have a nervous system, giving them the ability to feel things and react.

Do clams have sensory organs?

Senses. The sensory organs of bivalves are largely located on the posterior mantle margins. The organs are usually mechanoreceptors or chemoreceptors, in some cases located on short tentacles.

What are the three body parts of a clam?

Despite their diversity, mollusks share in common a three-part body plan that includes a head, a foot and a visceral mass.

• The Head. i. The mollusk’s head region contains the brain. …
• The Foot. i. A mollusk has a “foot,” the body’s muscular section, responsible for movement. …
• Shells. i.

What is the nervous system of mollusks?

The mollusc nervous system is referred to as a tetraneural nervous system, because there are four main neural strands: Two pairs of connectives link the cerebral ganglia to the pedal ganglia on the ventral side. another to the visceral ganglia and parietal ganglia passing the pleural ganglia on the dorsal side.

What are the body parts of clams and their uses?

Clams are marine mollusks with two valves or shells. Like all mollusks, a clam has a mantle which surrounds its soft body. It also has a muscular foot which enables the clam to burrow itself in mud or sand. The soft tissue above the foot is called the visceral mass and contains the clam’s body organs.

What are the 3 body parts that are found in every mollusk in some form?

In general, mollusks have 3 body regions: a head, a visceral mass, and a “foot.” The head contains the sense organs and “brain,” while the visceral mass contains the internal organs. The “foot” is the muscular lower part of the body which is in contact with the substrate.

What senses do clams have?

Activity: Bivalve Senses

• Touch: Gently touch different parts of the bivalves (shell, edge of the mantle, siphons, etc.) …
• Smell: Place a small piece of different kinds of food in different areas of the tank (away from the bivalves) and observe or measure the reaction.

What are the 3 main body parts of a mollusk?

The three distinct parts of molluscs are the head, muscular foot and visceral hump.

What are the 4 main body parts of mollusks?

The four important body parts in the mollusk could be listed as: Shell, Mantle, Visceral Mass and Foot.

What are the four parts of a mollusk?

The body plan of most mollusks has four parts: foot, mantle, shell, and visceral mass.