Fig. 4-4 Diagram of the innervation of the skin. The numerals 1, 2, and 3 indicate the epidermis, dermis, and subcutaneous tissue, respectively. The letters A and C stand for adrenergic and cholinergic nerve fibers, respectively.
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Fig. 4-4 Diagram of the innervation of the skin. The numerals 1, 2, and 3 indicate the epidermis, dermis, and subcutaneous tissue, respectively. The letters A and C stand for adrenergic and cholinergic nerve fibers, respectively.