Section of epidermis. Labels: H, horny layer, consisting of s, superficial horny scales; sw, swollen-out horny cells; s.l., clear layer; M, Malpighian layer, consisting of s.gr. granular layer; p, many-sided or prickle cells; c, columnar cells. Nerve fibrils may be traced passing up between the epithelium cells of the Malpighian layer.

Section of Epidermis (Skin)

Section of epidermis. Labels: H, horny layer, consisting of s, superficial horny scales; sw, swollen-out…

Section of skin showing two papillae and deeper layers of epidermis. The papillae contain blood vessels as well as the termination of nerve fibers in the shape of little bodies called tactile corpuscles. The papillae seem chiefly to exist for the purpose of giving the skin its sense of touch. Labels: a, vascular papilla, with capillary loop passing from subjacent vessel, c; b, nerve-papilla, containing tactile corpuscle, t; d, nerve passing up to tactile body; f, f, section of spirally winding nerve fibers.

Section of Epidermis (Skin)

Section of skin showing two papillae and deeper layers of epidermis. The papillae contain blood vessels…