Mammalian Physiology set of prepared slides is perfect for high school level students who are interested in learning about the building blocks of science and nature through the lens of a microscope (sold separately) Each slide is clearly labeled for easier identification of the specimen it contains Specimens are sealed behind a cover slip made from high-quality optical glass Included slotted slide case makes it easy to safely store and organize the slides Set of 15 slides includes the following specimens: Human Lung with Cancer, Human Lung Tissue, Epithelial Tissue (Kaposi’s Sarcoma), Lymph Node with Cancer Cells (sec.), Decalcified Bone (sec.), Mammalian Liver (sec.), Human Nerves; white matter (sec.), Cerebral Cortex; gray matter (sec.), Skeletal Muscle (l.s./c.s.), Ovary of cow or other mammal, Ovum (ovule) of cow or other mammal, Sperm, Spermary (sec.), Human Red and White Blood Cells, Artery and Vein (t.s.)