On the properties of the arterial and venous walls / by J.A. MacWilliam.

  • MacWilliam, J. A. (John Alexander), 1857-
Date:
[1901]
Catalogue details

Licence: In copyright

Credit: On the properties of the arterial and venous walls / by J.A. MacWilliam. Source: Wellcome Collection.

Provider: This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.

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    The general character of the tracing is not altered in the aorta and pulmonary artery or in the relaxed carotid, though the actual amount of stretching is much increased, especially with the first weight or two. (Figs. 12, 14, 15, and 16.) Fig. 14.—Pulmonary artery (sheep). Transverse strip. Loaded a sec jnd time after an interval of 7 minutes. Fig. 15.—Pulmonary artery (sheop). Logituuinal strip. Loaded again after un interval of 7 minutes. Contracted Arteries.—Transversely cut strips of contracted artery yield remarkable results, entirely different from those just described. Equal increments of weight cause increments of elongation, relatively small at first, and increasing in magnitude up to a maximum, beyond