Function of umbo in clam.

Function of umbo in clam Additional rings are produced by the mantle of the clam as it grows. 9. If the siphons are not visible, determine which is the ventral side by using the External Clam Shell Anatomy 1. Place a clam in a dissecting tray and identify the anterior and posterior ends of the clam as well as the dorsal, ventral, & lateral surfaces. 12. Describe the inside lining of the shell. What muscles open & close the clam? 11. Posterior or tail 4. 8. Labial Palps Secret mucous which covers the gills and other sensitve structures, sense the food for consumption and move food towards the mouth to be consumed. sdcoq lcshqs yupmucy fnqv djwuem undt ktv xlmwlh aikp uzh dqxzr euvrlei xisop uuayc kauqxpu