hem-, haem-, hemo-, haemo, hema-, haema-, hemato-, haemato-, hemat-, haemat-, -hemia, -haemia, -hemic, -haemic
2. A device used in manual blood counts, consisting of a microscopic slide with a depression whose base is marked in grids, and into which a measured volume of a sample of blood or bacterial culture is placed and covered with a cover glass.
The number of cells and formed blood elements in the squares is counted under a microscope and used as a representative sample for calculating the unit volume; also called, counting cell, counting chamber, and hemocytometer.
2. Disintegration of the blood corpuscles by means of pressure.
2. Dialysis of the blood to remove toxic substances or metabolic wastes from the bloodstream; used in the case of kidney failure.
3. The removal of certain elements from the blood by virtue of the difference in the rates of their diffusion through a semipermeable membrane.
Two distinct physical processes are involved, diffusion and ultrafiltration; also called, dialysis, kidney dialysis, and renal dialysis.
2. A machine that uses dialysis to remove impurities and waste products from the bloodstream before returning the blood to the patient's body.
3. An apparatus by which hemodialysis may be performed; blood is brought in contact with a semipermeable membrane on whose other side is a dialysate solution composed to secure diffusion of certain elements out of the blood; artificial kidney.
2. An increase of the fluid content of the blood with a resulting decrease in the concentration of its erythrocytes.
2. Relating to or functioning in the mechanics of blood circulation.
2. The study of the movements of the blood and of the forces concerned therein.
In the embryo and fetus it takes place in a variety of sites including the liver, spleen, thymus, lymph nodes, and bone marrow; from birth throughout the rest of one's life it is mainly in the bone marrow with a small amount occurring in lymph nodes.
2. The presence of excessive hemoglobin in the blood plasma.