Krogh, Schack August Steenberg
Schack August Steenberg Krogh (shäk ou´gŏŏst stān´bĕrg krôkh), 1874–1949, Danish physiologist. He taught at the Univ. of Copenhagen (1916–45) and studied respiration, circulation, and the effect of an exclusive meat diet on the Eskimo and of deep-sea conditions on living organisms. For his discovery of the regulation of the vasomotor mechanism of the capillaries he received the 1920 Nobel Prize in Physiology or Medicine. His writings include The Anatomy and Physiology of Capillaries (1922, rev. ed. 1959), Osmotic Regulation in Aquatic Animals (1939), and Comparative Physiology of Respiratory Mechanisms (1941).