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jewsee-medicalstudent:  The blood-air barrier. This is a colorized scanning electron micrograph showing the erythrocytes (red blood cells) within the capillary network of an alveola. The blood–air barrier (alveolar–capillary barrier or membrane) exists

science, biology, alveola, erythrocytes, alveolar-capillary membrane, embolism

published on: 2014-03-30 17:18:02

Francisco Gimeno y Arasa (Tortosa 1858 - Barcelona 1927); Sleeping

Francisco Gimeno y Arasa (Tortosa 1858 - Barcelona 1927); Sleeping

Gustave van de Woestyne (also spelled Gustaaf van de Woestijne;

Gustave van de Woestyne (also spelled Gustaaf van de Woestijne;

michellemlcr:  Bridge Over the Oise to Vadencourt, 1912, Auguste

michellemlcr: Bridge Over the Oise to Vadencourt, 1912, Auguste

thorsteinulf:  Émile Bernard - Landscape, Saint-Briac (1887-89)

thorsteinulf: Émile Bernard - Landscape, Saint-Briac (1887-89)

deadpaint:  John Constable, The Haywain (Landscape;Noon). (1821)

deadpaint: John Constable, The Haywain (Landscape;Noon). (1821)

Hans von Aachen (Cologne 1552 - Prague 1615); The rape of Proserpina,

Hans von Aachen (Cologne 1552 - Prague 1615); The rape of Proserpina,