Mindblown: a blog about philosophy.
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Postsphygmic interval
The interval between closure of the semilunar valves and opening of atrioventricular valves.
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Postmortem interval
The estimated number of hours, days, weeks, or months between the discovery of a cadaver and the time of death. Forensic scientists use a variety of techniques to make this determination, e.g., evidence of changes in body temperature, muscular rigidity, blood pooling, and body decomposition. When examining bodies that have been dead for a long…
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Focal interval
The distance between the anterior and posterior focal points of the eyes.
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Contraction interval
The period between uterine contractions. Relaxation of the uterine muscle replenishes the blood flow to the muscle and to the intervillous spaces of the placenta.
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Cardioarterial interval
The time between the apex beat and radial pulsation.
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Birth interval
The time elapsed between a full-term pregnancy and the termination or completion of the next pregnancy.
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Atrioventricular interval
An interval between the beginning of atrial systole and ventricular systole, measured by an electrocardiogram, as the P-R interval.
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Atriocarotid interval
In a venous pulse tracing, the interval between the onset of the presystolic wave (a) and that of the systolic wave (c). It indicates the time required for impulses to travel from the sinoatrial node to the ventricle, normally about 0.2 sec.
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Interstitial needle brachytherapy
A form of brachytherapy in which small pellets, needles, or catheters containing radioactive material are inserted into the tissues surrounding a cancer surgery in an attempt to destroy any malignant cells left behind postoperatively. The radioactive agent typically used in breast cancer treatment is iridium-192. Cesium-131 is used to treat prostate cancers. Radium or cesium…
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Interstitial lung disorders
A large group of diseases with different causes but with the same or similar clinical and pathological changes. These are due to chronic, nonmalignant, noninfectious diseases of the lower respiratory tract characterized by inflammation and disruption of the walls of the alveoli. This manifests clinically as a limitation in the ability of the lungs to…
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