Set of twelve microscope slides depicting human hair and skin structures:Human scalp V.S. shows L.S. of hair folliclesHuman scalp H.S. shows T.S. of hair folliclesNatural blond and black hairGrayed hairEyelashHair of beardHair from infantArtificially bleached hairSplit hair tipsSinged hairEggs of louse attached to the hair W.M.Human head louse (Pediculus capitis) W.M.Glossary:L.S. - Longitudinal SectionT.S. - Transvers SectionV.S. - Vertical SectionH.S. - Horizontal SectionW.M. - Whole MountThe product image shows Human Scalp V.S.