Worm Dissection Worksheet. (the ventral side is lighter in color) 2. Examine your earthworm and determine the dorsal and ventral surface of the earthworm.
earthworm dissection
Their tunneling mixes up the soil and brings rich soil to the surface. Examine your earthworm and determine the dorsal and ventral surface of the earthworm. (the ventral side is lighter in color) 2. Locate the dark line that runs down the dorsal side of the worm, this is the dorsal. Place the specimen in the dissecting pan dorsal side up. Remember to record your observations, and answers on this sheet. Our earthworm anatomy and dissection guide will walk you through the entire process. Work in groups of 4 students. Web earthworms are important helpers in the garden or field! Try to keep the scissors pointed up, and only cut through the skin.
The openings near the clitellum are the genital setae. Place the specimen in the dissecting pan dorsal side up. Be cautious using the dissecting equipment. Web earthworms are important helpers in the garden or field! The openings toward the anterior end of the worm are the sperm ducts. Carefully collect and sign out the equipment from the front desk. The openings near the clitellum are the genital setae. Remember to record your observations, and answers on this sheet. Locate the dark line that runs down the dorsal side of the worm, this is the dorsal. Our earthworm anatomy and dissection guide will walk you through the entire process. Work in groups of 4 students.
