| secondary reinforcement | Reinforcement through something which, while it does not satisfy the need directly, has been associated with direct satisfaction of the need, such as the effect on behaviour of a food or beer commercial on television. (05 Mar 2000) |
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| secondary renal calculus | A calculus associated with infection and/or obstruction, usually composed of struvite (magnesium ammonium phosphate). Synonym: infection calculus. (05 Mar 2000) |
| secondary renal tubular acidosis | Renal tubular acidosis that may occur as a complication of hypercalcaemic states, hyperglobulinaemic disorders, and in some other chronic renal conditions; a regular component of De Toni-Fanconi syndrome. (05 Mar 2000) |
| secondary retinitis | Retinitis that follows uveal inflammation. (05 Mar 2000) |
| secondary saturation | A technique of nitrous oxide anaesthesia consisting of an abrupt curtailment of the oxygen in the inhaled mixture to produce a deep plane of anaesthesia, following which oxygen is administered to correct hypoxia. (05 Mar 2000) |
| secondary screw-worm | An accidental or facultative screw-worm that enters a prior wound or suppurated condition and feeds on infected rather than intact tissues. Many blowflies are included, such as Calliphora vicina, Phaenicia sericata, Phormia regina, Cochliomyia macellaria, Chrysomyia species, and other fleshflies. (05 Mar 2000) |
| secondary sensory cortex | A cortical region occupying the parietal operculum (upper lip of the lateral sulcus) closely posterior to the foot of the postcentral gyrus; like the primary somatic-sensory cortex of the postcentral gyrus, this region receives sensory impulses originating in face, trunk, and limbs; projections to the s.s.c. Are from the ventral basal complex (ventral posteromedial and posterolateral thalamic nuclei) and from the primary somesthetic cortex. (05 Mar 2000) |
| secondary sensory nuclei | Nuclei terminales, collective term indicating those nerve cell groups in the rhombencephalon and spinal cord in which the afferent fibres of the spinal and cranial nerves terminate. Synonym: nuclei terminationis, secondary sensory nuclei. (05 Mar 2000) |
| secondary sex characters | Those character's peculiar to the male or female that develop at puberty, e.g., the beard of men and the breasts of women. (05 Mar 2000) |
| secondary site | A second site in which cancer is found. Example: cancer in the lymph nodes near the breast is a secondary site. (09 Oct 1997) |
| secondary spiral lamina | A ridge on the outer wall of the first turn of the cochlea opposite the spiral lamina. Synonym: lamina spiralis secundaria, secondary spiral plate. (05 Mar 2000) |
| secondary spiral plate | A ridge on the outer wall of the first turn of the cochlea opposite the spiral lamina. Synonym: lamina spiralis secundaria, secondary spiral plate. (05 Mar 2000) |
| secondary structure | <molecular biology> Structures produced in polypeptide chains involving interactions between amino acids within the chain. Especially _ helical and _ pleated sheet structures. Also applies to the complex folding of nucleic acids as, for example: the clover leaf structure of tRNA. (18 Nov 1997) |
| secondary succession | The progression of plant communities following disturbances such as fire, windthrow and timber harvesting. See Succession. (05 Dec 1998) |
| secondary suture | Delayed closure of a wound. (05 Mar 2000) |
| secondary oocyte |
The form of the oocyte, or egg, produced from the primary oocyte late in the life of the maturing follicle, just before ovulation. The egg stays at this stage until fertilization by a sperm cell (spermatozoon). See also meiosis.
출처: www.jansen.com.au/Dictionary_SU.html
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| secondary spermatocyte |
The form of the sperm cell in the second stage of spermatogenesis (through which the sperm cells are formed in the testes), produced from primary spermatocytes in the first cell division of meiosis, and giving rise to spermatids, which have just half the normal cell
출처: www.jansen.com.au/Dictionary_SU.html
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| secondary follicle |
The second stage of growth of the follicle, in which the egg (as a primary oocyte) is enclosed by a layer that
출처: www.jansen.com.au/Dictionary_SU.html
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| secondary amenorrhea |
A condition in which a woman who has had normal menstrual cycles stops getting her monthly period.
출처: my.webmd.com/content/article/46/2953_489.htm
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| secondary structure |
The hydrogen bonds between adjacent peptide linkages in a protein that stabalize the structure of the protein.
출처: xenon.che.ilstu.edu/genchemhelphomepage/glossary/s...
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