Anatomy Of A Clam

Phylum mollusca class bivalvia. Clam anatomy is shockingly not unlike human anatomy.

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Anatomy of a clam and describe the function of important external features.

Anatomy of a clam. Some species such as the hard shelled clam here have siphons for directing water flow in and out. Owing to its sessile nature the moment the giant clam chooses a spot as its home it fastens itself to the same. Many have a siphon.

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. If youre talking about a whole freshly shucked clam the dark part that sticks up is called the neck. 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. Clams also have kidneys a heart a mouth a stomach a nervous system and an anus. If you hold a clam by the neck after the belly has been removed theres a strip that hangs from it.

External and internal anatomy of a freshwater mussel. A hinged joint and a ligament connect two elongated calcium based shell halves. They filter water as they.

Clams are marine mollusks with two valves or shells. The ligament provides tension to bring the valves apart while one or two adductor muscles can contract to close the valves. The soft tissue above the foot is called the visceral mass and contains the clams body organs.

Sessility refers to the inability of certain animals to move around. Males and females release sperm and eggs respectively and these combine as they free float in the wild to form zygotes. 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.

Pacific razor clams are bivalves. In zygotic form clams drift while gradually developing a shell. Clams are sexual animals and reproduce through spermatozoic means.

Bivalves are easily distinguished from other molluscs by the presence of two shells or valves. 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.

A pacific razor clam has a mouth a heart kidneys gills and an anus. Anatomy of a pacific razor clam razor clam shells. They will be able to identify the major internal organs o f a clam and their functions.

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