Articles:

Lois McPhedran Fraser, R. S. Lang, and J. J. R. Macleod

SOME OBSERVATIONS ON THE EFFECTS OF ANOXEMIA ON THE RESPIRATORY CENTER IN DECEREBRATE ANIMALS
Am J Physiol 55: 159-174, 1921 [PDF]  

J. J. R. Macleod

PERIODIC BREATHING AND THE EFFECTS OF OXYGEN ADMINISTRATION IN DECEREBRATE CATS
Am J Physiol 55: 175-183, 1921 [PDF]  

J. J. R. Macleod

THE CONCENTRATION OF LACTIC ACID IN THE BLOOD IN ANOXEMIA AND SHOCK
Am J Physiol 55: 184-196, 1921 [PDF]  

Edwin B. Powers

A COMPARISON OF THE ELECTRICAL CONDUCTANCE OF ELECTROLYTES AND THEIR TOXICITIES TO FISH
Am J Physiol 55: 197-200, 1921 [PDF]  

Knight Dunlap

LIGHT-SPOT ADAPTATION
Am J Physiol 55: 201-211, 1921 [PDF]  

A. B. Luckhardt and A. J. Carlson

STUDIES ON THE VISCERAL SENSORY NERVOUS SYSTEM: VI. Lung Automatism and Lung Reflexes in Cryptobranchus with Further Notes on the Physiology of the Lung of Necturus
Am J Physiol 55: 212-222, 1921 [PDF]  

Edward C. Schneider and Dorothy Truesdell

A STUDY OF LOW OXYGEN EFFECTS DURING REBREATHING
Am J Physiol 55: 223-257, 1921 [PDF]  

G. F. Sutherland

CONTRIBUTIONS TO THE PHYSIOLOGY OF THE STOMACH: LIII. On the Secretory Response of the Gastric Mucous Membrane to Water and Saline Solutions
Am J Physiol 55: 258-276, 1921 [PDF]  

PROCEEDINGS OF THE AMERICAN PHYSIOLOGICAL SOCIETY: Thirty-Third Annual Meeting
Am J Physiol 55: 277-321, 1921 [PDF]  

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