Examine your earthworm and determine the dorsal and ventral surface of the earthworm. (The ventral side is lighter in color) The openings toward the anterior end of the worm are the sperm …

Earthworms are important helpers in the garden or field! Their tunneling mixes up the soil and brings rich soil to the surface. You can observe the organs of these tiny creatures by …

Incisions for Dissection Lay the worm dorsal side up. Pin the cranial and caudal ends.

An earthworm dissection lab provides an economical and convenient opportunity for students to practice their dissection techniques before progressing to more complex specimens such as …

In this Biology lab, we will examine an earthworm. After studying its external anatomy, we will dissect the earthworm to explore its internal anatomy.

The earthworm should remain in the dissecting tray on the table when cutting and you should always cut away from you. (*Note — report any injuries to the lab teacher ).

In this article, we cover earthworm anatomy and how to dissect and earthworm safely in the lab of a college or university.

Unlock the fascinating anatomy of a 1 foot long earthworm with the Ultimate Earthworm Dissection Lab! Perfect for homeschool students, this digital course includes expert-led video …

Instructions and guide to dissecting the earthworm which includes several images to supplement a laboratory experience. Students start with the external anatomy, locate structures and then …

Pre-lab Discussion: elids (segmented worms). The body of an annelid is usually divided internally and externally into well-defined segments which may be separated from each other