Pressor — Causing a rise in blood pressure. A pressor base is a substance (chemically classified as a base) capable of raising the blood pressure. A pressor nerve is a nerve that, when stimulated, increases the blood pressure. A pressor reflex is a nerve… … Medical dictionary
base — 1. The lower part or bottom; the part of a pyramidal or conical structure opposite the apex; the foundation. SYN: basis [TA], basement (1). 2. In pharmacy, the chief ingredient of a mixture. 3. In chemistry, an … Medical dictionary
substance — Stuff; material. SYN: substantia [TA], matter. [L. substantia, essence, material, fr. sub sto, to stand under, be present] alpha s. SYN: reticular s. (1). anterior perforated s. [TA] a region at the base … Medical dictionary
History of software configuration management — The history of software configuration management (SCM) in computing can be traced back as early as the 1950s, when CM (for Configuration Management), originally for hardware development and production control, was being applied to software… … Wikipedia
Amine — A chemical compound containing nitrogen. Amines are derived from ammonia. (The name "amine" was derived from the word "ammonia.") * * * A substance formally derived from ammonia by the replacement of one or more of the… … Medical dictionary
test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… … Medical dictionary
Respiratory system — See also: Respiratory tract Respiratory A complete, schematic view of the human respiratory system with their parts and functions. Latin … Wikipedia
Vasopressin — Arginine vasopressin Space filling model of arginine vasopressin … Wikipedia
Coital cephalalgia — Classification and external resources ICD 10 G44.805 ICD 9 339.82 Also known as sexual headaches , coital cephalalgia is a rare type of severe headache that occurs at the base of the … Wikipedia
unit — 1. One; a single person or thing. 2. A standard of measure, weight, or any other quality, by multiplications or fractions of which a scale or system is formed. 3. A group of persons or things considered as a whole because of mutual activities or… … Medical dictionary