A Reference handbook of the medical sciences embracing the entire range of scientific and practical medicine and allied science . FiG. .5ain. — Terminal Coil of aSweat (iland. from the skin of theBack of the Foot. Obtained byProfessor Schaffer as a separateand complete specimen by mac-eration in diluted nitric Sll diameters, (AfterMracek.) K. Terminal coil; Bg,enveloping connective tissue; A,outlet of the gland. 657 Skiu and Its Ap-Iteiidaffos. REFERENCE HANDBOOK OF THE MEDICAL SCIENCES. gatiou. The duct here loses its membrana externa,wliifh goes over iuto the tissue of tlie pap
A Reference handbook of the medical sciences embracing the entire range of scientific and practical medicine and allied science . FiG. .5ain. — Terminal Coil of aSweat (iland. from the skin of theBack of the Foot. Obtained byProfessor Schaffer as a separateand complete specimen by mac-eration in diluted nitric Sll diameters, (AfterMracek.) K. Terminal coil; Bg,enveloping connective tissue; A,outlet of the gland. 657 Skiu and Its Ap-Iteiidaffos. REFERENCE HANDBOOK OF THE MEDICAL SCIENCES. gatiou. The duct here loses its membrana externa,wliifh goes over iuto the tissue of tlie papilla, aud alsoUs cuticula, so that the lumen is bounded for a shortdistance in the stratum spiuosuni by the spiny cells. WlM Fig. 5201.—Portion of a Sweat Gland from tbe Skin of the Back of the Foot. Magnifled VMdiameters. (After Rabl.) 5, Secreliiii: imrtion of theeoil; Z>, gland cells: 3/, smoothmuscle tlbres; .Vj*. memltrana proviri;i of the irlitinlular tube; A., cross sections nf Ilieoutlet portion of the filand: Ci(, ciitiiuhi of the same; Bl, blood-vessel. Speciujeuhardened in a saturated aqueous solution of bichloride of mercury, and stained withhi^matoxylin and eosin. alone. The cells which limit the lumen in its coursethrough the epidermis, show granules of keratohj^alinvery early, aud considerably below the level of thestratum granulosum; and it can further be seen thatall the layers of the epidermis became interested and aidin forming the boundaries of this spiral canal in itscourse to the external surface. The views which areheld by Unna, in regard to this portion of Ihe duct, haveso much in their favor as to claim general does not consider that the spiral portion in the
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