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II. RECORDING METHODS

BARNET E. BONAR, M.D.; CON FENNING, M.D.

Am J Dis Child. 1938;55(2):322-329.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

Recently Rosenfeld and Snyder¹ transected the spinal cords of experimental animals in order to avoid the depressing action of anesthetics or analgesics when observing the intra-uterine respiration-like movements of fetuses. Observation of such fetal activity is not new; in fact, in the early part of this century a lively controversy occurred over the existence of fetal respiratory movements. It is not our purpose to discuss this particular phase of the subject at the present time, for we have done so in a previous communication.² It suffices to state that we are inclined to agree with Ahlfeld,³ Reifferscheid⁴ and Rosenfeld and Snyder⁵ that such movements occur and that in all probability they are physiologic. Indeed, it is hard to reconcile oneself to the belief that the fetal respiratory tract in utero remains inert, awaiting only the proper stimulus to initiate its hitherto unpracticed mechanism at birth, . . . [Full Text PDF of this Article]

Author Affiliations
SALT LAKE CITY

From the University of Utah School of Medicine.

Footnotes
Dr. Bonar died Dec. 18, 1937.

Read before the American Pediatric Society, Hot Springs, Va., April 30, 1937.

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