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A thin section through the gastric mucous membrane which lines the stomach, perpendicular to its surface, magnified about 25 diameters. a, a simple peptic gland; b, a compound peptic gland; c, a mucous gland.

Section through the Gastric Mucous Membrane

A thin section through the gastric mucous membrane which lines the stomach, perpendicular to its surface,…

The mucous membrane from the jejunum. Labels: 1, Villi (folds of lining mucous membrane) in miniature. 2, Tubular glands: their orifices. 3, Opening on the free surface of the mucous membrane. 4, Fibrous tissue.

Mucous Membrane from the Jejunum

The mucous membrane from the jejunum. Labels: 1, Villi (folds of lining mucous membrane) in miniature.…

Portion of the mucous membrane from the small intestine, magnified, showing the villi on its free surface, and between them the orifices of the tubular glands. Labels: 1, Portion of a clustered gland. 2, A solitary gland. 3, Fibrous tissue.

A Portion of the Mucous Membrane from the Small Intestine

Portion of the mucous membrane from the small intestine, magnified, showing the villi on its free surface,…

Diagram of mucous membrane in vertical section.

Mucous Membrane in Vertical Section

Diagram of mucous membrane in vertical section.

Free surface of the mucous membrane of the small intestine, showing villi, solitary glands, and opening of the intestinal glands.

Mucous Membrane of the Small Intestine

Free surface of the mucous membrane of the small intestine, showing villi, solitary glands, and opening…

Section of mucous membrane lining body of uterus (decidua vera); fourth month of pregnancy.

Mucous Membrane of Uterus in Fourth Month of Pregnancy

Section of mucous membrane lining body of uterus (decidua vera); fourth month of pregnancy.

Diagram of the gastropulmonary mucous membrane, showing the continuity of all its parts.

Gastropulmonary Mucous Membrane

Diagram of the gastropulmonary mucous membrane, showing the continuity of all its parts.

Section of respiratory mucous membrane covering nasal septum.

Respiratory Mucous Membrane

Section of respiratory mucous membrane covering nasal septum.

The mucous membrane of the stomach. A, Natural size. B. Magnified. In A the rugae and the mammilated surface are shown. In B the gland mouths, with gland tubes leading off from some of them, and the ridges separating the mouths are seen.

Stomach Mucous Membrane

The mucous membrane of the stomach. A, Natural size. B. Magnified. In A the rugae and the mammilated…

Uterine mucous membrane with part of muscular tissue.

Uterine Mucous Membrane

Uterine mucous membrane with part of muscular tissue.

Olfactory and supporting cells in a frog and a human. A. Frog. B. Human. C. Human.

Olfactory and Supporting Cells

Olfactory and supporting cells in a frog and a human. A. Frog. B. Human. C. Human.

Section through the olfactory mucus membrane.

Olfactory Mucus Membrane

Section through the olfactory mucus membrane.

Section showing the pyloric glands. Labels: s, free surface; d, ducts of pyloric glands; n, neck of same; m, the gland alveoli; mm, muscularis mucosae.

Pyloric Gland

Section showing the pyloric glands. Labels: s, free surface; d, ducts of pyloric glands; n, neck of…

Vertical section of the intestinal mucous membrane of the rabbit. Two villi are represented, in one of which the dilated lacteal alone is shown, in the other the blood vessels and lacteal are both seen injected, the lacteal white, the blood vessels dark; a, the lacteal vessels of the villi; a', horizontal lacteal, which they join; b, capillary blood vessels in one of the villi; c, small artery; d, vein; e, the epithelium covering the villi; g, tubular glands or crypts of Lieberkuhn, some divided down the middle, others cut more irregularly; i, the submucous layer. A, cross-section of three tubular glands more highly magnified.

Rabbit's Intestinal Mucous Membrane

Vertical section of the intestinal mucous membrane of the rabbit. Two villi are represented, in one…

Internal aspect of a horse stomach, opened from below. Labels: a, cuticular mucous membrane; b, villous mucous membrane; c, line of demarcation between the two portions; d, cardiac orifice; e, pyloric orifice and valve.

Horse Stomach

Internal aspect of a horse stomach, opened from below. Labels: a, cuticular mucous membrane; b, villous…

Views of the stomach. Labels: A. stomach (human). B. Same, anterior wall removed. C. Portion of stomach, pylorus and duodenum. D. Section through coats of stomach. E. Fundus of a cardiac gland. F. Epithelium from surface of stomach. G. Arterie sand veins of mucous membrane. w. Esophagus. 2. Duodenum. 3. Pylorus. $. Cardia. 5. Lesser curvature. 6. Greater curvature. 7. Anterior surface. 8. Pyloric valve. 9. Mucous membrane, with rugae. 10. Inner surface of gastric mucous membrane. 11. Mucous membrane of duodenum with villi. 12. Pyloric gastric glands. 13. Circular or deep muscular fibers. 17. Mucous membrane. 18. Muscularis mucosae. 19. Submucous coat. 20. Circular muscular layer. 21. Longitudinal muscular layer. 22. Serous coat. 23. Orifice of gland. 24. Fundus of gland.

Views of the Stomach

Views of the stomach. Labels: A. stomach (human). B. Same, anterior wall removed. C. Portion of stomach,…

Diagrammatic section illustrating architecture of taste bud.

Architecture of Taste Bud

Diagrammatic section illustrating architecture of taste bud.