Definitions
from The Century Dictionary.
- The sounds caused by closure of the valves of the heart during contraction and relaxation of the muscular walls. The first sound is prolonged and dull, the second short and sharp.
Etymologies
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Examples
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The heart-sounds, as heard through the stethoscope, in valvular disease, will, of course, be more distinctly ascertained at the locality of F, the right ventricle, which is immediately substernal.
Surgical Anatomy Joseph Maclise
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By means of a series of painless manipulations through the abdominal wall of the mother, the head, the body, and the extremities of the child may be mapped out, and the conclusions verified by locating the fetal heart-sounds.
The Prospective Mother, a Handbook for Women During Pregnancy 1912
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Other sounds may be audible there, but the character and the rate of the heart-sounds are distinctive.
The Prospective Mother, a Handbook for Women During Pregnancy 1912
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The need of its employment in behalf of the child may be determined by careful observation of the fetal heart-sounds, which are heard over the mother's abdomen, and by means of which one may learn the condition of the child.
The Prospective Mother, a Handbook for Women During Pregnancy 1912
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A physician always perseveres so long as the heart-sounds can be heard; but, since an inexperienced person might be unable to decide upon this point, the most reliable course for the layman is to persist in the resuscitation until the physician arrives.
The Prospective Mother, a Handbook for Women During Pregnancy 1912
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Before the significance of fertilization was understood, it was perhaps not unreasonable to believe that life began with quickening or about the time the fetal heart-sounds could be heard.
The Prospective Mother, a Handbook for Women During Pregnancy 1912
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Wilson called Chatard in consultation, and from the fetal heart-sounds and other symptoms they decided that there was another pregnancy wholly extrauterine.
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Valsalli was summoned and found the woman with an enormously distended abdomen, within which were felt numerous fetal parts; but no fetal heart-sounds or movements were noticed.
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The heart-sounds were regular, and the elevation of the skin by the blade coincided with the ventricular systole.
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The fetal parts could only be made out with difficulty by deep palpation, but the heart-sounds were easily heard to the right of and below the umbilicus.
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