Mindblown: a blog about philosophy.
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Circumflex
Winding around, as a vessel.
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Circumclusion
Occlusion by use of a pin under an artery and a wire loop over it attached to each end of the pin.
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Ritual circumcision
The religious rite performed by Jews and Muslims at the time of removal of the prepuce.
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Circulatory overload
Increased blood volume, usually caused by transfusions or excessive fluid infusions that increase the venous pressure, especially in patients with heart disease. This can result in heart failure, pulmonary edema, and cyanosis.
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Circulation time
The time required for a drop of blood to make the complete circuit of both the systemic and pulmonary systems. Circulation time is determined by injecting a substance into a vein and timing its reappearance in arteries at the injection point. The blood with the contained substance must pass through veins to the heart and…
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Circulation rate
The minute volume or output of the heart per minute. In an average-sized adult with a pulse rate of 70, the amount is about 3 L/sq m of body surface each minute.
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Circulation path
Access standards for designing the way of passage, whether exterior or interior, for pedestrians regardless of their ability.
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Persistent fetal circulation
A condition of newborns in which unoxygenated blood is shunted from the right to the left side of the heart through the ductus arteriosus and the foramen ovale, resulting in hypoxemia. It is caused by pulmonary hypertension and occurs most frequently in small-for gestational-age infants and infants of diabetic mothers.
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Lymph circulation
The flow of lymph from the tissues into the lymphatic collecting system. Lymph is formed from the tis¬ sue fluid that fills the interstitial spaces of the body. It is collected into lymph capillaries, which carry the lymph to the larger lymph vessels. These converge to form one of two main trunks, the right lymphatic…
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Hypophyseal circulation
Superior and inferior hypophyseal arteries (slender branches from arteries of the circle of Willis) that provide blood to the pituitary gland and adjacent regions of the hypothalamus. Venous blood from the pituitary gland drains into the cavernous sinuses and, from there, into the internal jugular veins. Some of the superior hypophyseal arteries form primary capillary…
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