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Anatomy Of A Clam

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External and internal anatomy of a freshwater mussel. They will be able to identify the major internal organs o f a clam and their functions.

Experiment Recording The Muscles Of Clams

Owing to its sessile nature the moment the giant clam chooses a spot as its home it fastens itself to the same.

Anatomy of a clam. Phylum mollusca class bivalvia. The ligament provides tension to bring the valves apart while one or two adductor muscles can contract to close the valves. Males and females release sperm and eggs respectively and these combine as they free float in the wild to form zygotes.

A hinged joint and a ligament connect two elongated calcium based shell halves. Clams also have kidneys a heart a mouth a stomach a nervous system and an anus. Pacific razor clams are bivalves.

Many have a siphon. Anatomy of a pacific razor clam razor clam shells. Like all mollusks a clam has a mantle which surrounds its soft body.

Clams are sexual animals and reproduce through spermatozoic means. If youre talking about a whole freshly shucked clam the dark part that sticks up is called the neck. The soft tissue above the foot is called the visceral mass and contains the clams body organs.

Clam anatomy is shockingly not unlike human anatomy. The soft body inside of the shell includes a muscular foot gills or ctenidia used for respiration and feeding muscles a digestive system nerves a three chambered heart and an open circulatory system with sinuses. Clams are marine mollusks with two valves or shells.

Internal clam anatomy remove mantle to observe thickened region ati mantle gonadal tissue reproductive system anterior adductor posterior y adductor palps and digestive system kidney and anus gills palps adductor excretory system gills respiratory sstem gills system foot mantle. If you hold a clam by the neck after the belly has been removed theres a strip that hangs from it. A clam in its lifecycle may be male female or hermaphroditic.

Giant clams are huge sessile creatures that inhabit the shallow areas of the marine coral reefs. Bivalves are easily distinguished from other molluscs by the presence of two shells or valves. Sessility refers to the inability of certain animals to move around.

Some species such as the hard shelled clam here have siphons for directing water flow in and out. In zygotic form clams drift while gradually developing a shell. They filter water as they.

Anatomy of a clam and describe the function of important external features. A pacific razor clam has a mouth a heart kidneys gills and an anus. It also has a muscular foot which enables the clam to burrow itself in mud or sand.

Clam Dissection Biology Junction