root emergence

См. также в других словарях:

• root — 1. The primary or beginning portion of any part, as of a nerve at its origin from the brainstem or spinal cord. SYN: radix (1) [TA]. 2. SYN: r. of tooth. 3. The descending underground …   Medical dictionary

• root — n. 1) (in neurology) a bundle of nerve fibres at its emergence from the spinal cord. The 31 pairs of spinal nerves have two roots on each side, an anterior root containing motor nerve fibres and a posterior root containing sensory fibres. The… …   The new mediacal dictionary

• Lateral root — Lateral roots extend horizontally from the primary root and serve to anchor the plant securely into the soil. This branching of roots also contributes to water uptake, and facilitates the extraction of nutrients required for the growth and… …   Wikipedia

• Depression: Emergence —    The word depression has a number of meanings, depending on the discipline. Within neurophysiology, it refers to a decrease in the brain’s electrical activity causing, for example, cortical depression. For the pharmacologist, depression means… …   Historical dictionary of Psychiatry

• Depression and Mood Disorders: Emergence —    The word depression has a number of meanings, depending on the discipline. Within neurophysiology, it refers to a decrease in the brain’s electrical activity causing, for example, cortical depression. For the pharmacologist, depression means… …   Historical dictionary of Psychiatry

• Actinorhizal plant — Actinorhizal plants are a group of Angiosperms characterized by their ability to form a symbiosis with the nitrogen fixing actinomycete Frankia . This association leads to the formation of nitrogen fixing root nodules. ClassificationActinorhizal… …   Wikipedia

• Rhizobia — (from the Greek words rhiza = root and bios = Life) are soil bacteria that fix nitrogen (diazotrophy) after becoming established inside root nodules of legumes (Fabaceae). The rhizobia cannot independently fix nitrogen, and requires a plant host …   Wikipedia

• KABBALAH — This entry is arranged according to the following outline: introduction general notes terms used for kabbalah the historical development of the kabbalah the early beginnings of mysticism and esotericism apocalyptic esotericism and merkabah… …   Encyclopedia of Judaism

• United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …   Universalium

• plant development — Introduction       a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… …   Universalium

• India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …   Universalium