Extraction coefficient
The percentage of a substance removed from the blood or plasma in a single passage through a tissue; e.g., the extraction coefficient for p-aminohippuric acid (PAH) in the kidney is the difference between arterial and renal venous plasma PAH concentrations, divided by the arterial plasma PAH concentration.
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..