| MLF | Median Longitudinal Fasciculus Role; links the CN III Nucleus with Contralateral CN ... |
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| LD | labor and delivery; laboratory data; labyrinthine defect; lactate dehydrogenase; laser Doppler; lear... |
| LM | lactic acid mineral [medium]; lactose malabsorption; laryngeal mask; laryngeal muscle; lateral malle... |
| long | longitudinal |
| LPC | late positive component; lipocortin; longitudinal primary care [program]; lysophosphatidylcholine |
| ALSPAC | Avon Longitudinal Study of Pregnancy and Childhood |
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| BLSA | Baltimore Longitudinal Study of Aging |
| CLEK | Collaborative Longitudinal Evaluation of Keratoconus |
| DLM | dorsal longitudinal muscle |
| DLM | dorsal longitudinal flight muscle |
| longitudinal | The word come from the Latin longitudo meaning length. Hence, longitudinal means along the length, running lengthwise, or (by extension) over the course of time. (12 Dec 1998) |
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| longitudinal aberration | In spherical aberration, the distance separating the focus of paraxial and peripheral rays on the optic axis. (05 Mar 2000) |
| longitudinal arc of skull | The line carried over the skull in the midline from the nasion to the opisthion. (05 Mar 2000) |
| longitudinal arch of foot | See: medial longitudinal arch of foot, lateral longitudinal arch of foot. Synonym: arcus pedis longitudinalis, lateral part of longitudinal arch of foot. (05 Mar 2000) |
| longitudinal bands of cruciform ligament | <anatomy> Ligamentous slips forming the "upright" or vertical beam of the cruciform ligament. Synonym: fasciculi longitudinales ligamenti cruciformis atlantis. (05 Mar 2000) |
| longitudinal canals of modiolus | Centrally placed channels that convey vessels and nerves to the apical turns of the cochlea. Synonym: canales longitudinales modioli, central canals of cochlea. (05 Mar 2000) |
| longitudinal dissociation | Dissociation between parallel chambers of the heart, as between one atrium and the other or between one ventricle and the other, in contrast to dissociation between atria and ventricles. (05 Mar 2000) |
| longitudinal duct of epoophoron | A rudimentary vestige of the mesonephric duct in the female into which the tubules of the epoophoron open; it is located in the broad ligament of the uterus, parallel with the lateral part of the uterine tube, and in the lateral walls of the cervix and vagina. Synonym: ductus epoophori longitudinalis, ductus deferens vestigialis, Gartner's canal, Gartner's duct. (05 Mar 2000) |
| longitudinal fissure of cerebrum | The deep cleft separating the two hemispheres of the cerebrum. Synonym: fissura longitudinalis cerebri, great longitudinal fissure. (05 Mar 2000) |
| longitudinal fold of duodenum | A fold of mucosa on the medial wall of the descending part of the duodenum above the major duodenal papilla, probably caused by the relation to the common bile duct. Synonym: plica longitudinalis duodeni. (05 Mar 2000) |
| longitudinal fracture | A fracture involving the bone in the line of its axis. (05 Mar 2000) |
| longitudinal layer of muscular coat | The outer, longitudinal layer of the smooth muscle of the muscular coat. Nomina Anatomica lists longitudinal layers of muscular coats (stratum longitudinale tunicae muscularis...) of the following: 1) colon (... Coli ); 2) rectum (... Recti ); 3) small intestine (... Intestini tenuis ); 4) stomach (... Gastrici ). Synonym: stratum longitudinale tunicae muscularis gastricae, stratum longitudinale tunicae muscularis. (05 Mar 2000) |
| longitudinal layers of muscular tunics | See: longitudinal layer of muscular coat. (05 Mar 2000) |
| longitudinal lie | That relationship in which the long axis of the foetus is longitudinal and roughly parallel to the long axis of the mother; the presenting part may be either the head or the breech. (05 Mar 2000) |
| longitudinal ligament | <anatomy> One of two extensive fibrous bands running the length of the vertebral column: the anterior longitudinal ligament and the posterior longitudinal ligament. Synonym: ligamentum longitudinale. (05 Mar 2000) |
| anterior longitudinal ligament | <anatomy> The wide fibrous band interconnecting the anterior surfaces of the vertebral bodies. Synonym: lacertus medius, ligamentum longitudinale anterius. (05 Mar 2000) |
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| medial longitudinal arch of foot | Formed by the calcaneus, talus, navicular, three cuneiform bones, and the three medial metatarsals. Synonym: arcus pedis longitudinalis pars medialis. (05 Mar 2000) |
| medial longitudinal bundle | A longitudinal bundle of fibres extending from the upper border of the mesencephalon into the cervical segments of the spinal cord, located close to the midline and ventral to the central gray matter; it is composed largely of fibres from the vestibular nuclei ascending to the motor neurons innervating the external eye muscles (abducens, trochlear, and oculomotor nuclei), and descending to spinal cord segments innervating the musculature of the neck. Synonym: fasciculus longitudinalis medialis, Collier's tract, medial longitudinal bundle, posterior longitudinal bundle. (05 Mar 2000) |
| medial longitudinal fasciculus | A longitudinal bundle of fibres extending from the upper border of the mesencephalon into the cervical segments of the spinal cord, located close to the midline and ventral to the central gray matter; it is composed largely of fibres from the vestibular nuclei ascending to the motor neurons innervating the external eye muscles (abducens, trochlear, and oculomotor nuclei), and descending to spinal cord segments innervating the musculature of the neck. Synonym: fasciculus longitudinalis medialis, Collier's tract, medial longitudinal bundle, posterior longitudinal bundle. (05 Mar 2000) |
| medial longitudinal stria | A thin longitudinal band of nerve fibres accompanied by gray matter, running along the surface of the corpus callosum on either side of the median line. Together with the lateral longitudinal stria it forms part of a thin layer of gray matter on the dorsal surface of the corpus callosum, the indusium griseum, a rudimentary component of the hippocampus. Synonym: stria longitudinalis medialis. (05 Mar 2000) |
| medial part of longitudinal arch of foot | medial part of longitudinal arch of foot |
| median longitudinal raphe of tongue | <anatomy> Median groove or median longitudinal raphe of tongue; raphe linguae; a slight longitudinal depression running forward on the dorsal surface of the tongue from the foramen caecum. Synonym: sulcus medianus linguae, median longitudinal raphe of tongue, raphe linguae. (05 Mar 2000) |
| great longitudinal fissure | The deep cleft separating the two hemispheres of the cerebrum. Synonym: fissura longitudinalis cerebri, great longitudinal fissure. (05 Mar 2000) |
| posterior longitudinal bundle | A longitudinal bundle of fibres extending from the upper border of the mesencephalon into the cervical segments of the spinal cord, located close to the midline and ventral to the central gray matter; it is composed largely of fibres from the vestibular nuclei ascending to the motor neurons innervating the external eye muscles (abducens, trochlear, and oculomotor nuclei), and descending to spinal cord segments innervating the musculature of the neck. Synonym: fasciculus longitudinalis medialis, Collier's tract, medial longitudinal bundle, posterior longitudinal bundle. (05 Mar 2000) |
| posterior longitudinal ligament | <anatomy> The fibrous band interconnecting the posterior surfaces of the vertebral bodies; it narrows to pass between the pedicles and spreads out to blend with the posterior annulus fibrosus of the intervertebral discs; forms the anterior wall of the vertebral canal. Synonym: ligamentum longitudinale posterius. (05 Mar 2000) |
| section, longitudinal | A cut along the long axis of a structure. (12 Dec 1998) |
| study, longitudinal | A study done over the passage of time. For example, a longitudinal study of children with down syndrome (trisomy 21) might involve the study of 100 children with this condition from birth to 10 years of age. Also called a diachronic study. The opposite of a cross-sectional (synchronic) study. (12 Dec 1998) |
| superior longitudinal fasciculus | Long association fibre bundle lateral to the centrum ovale of the cerebral hemisphere, connecting the frontal, occipital, and temporal lobes; the fibres pass from the frontal lobe through the operculum to the posterior end of the lateral sulcus where many fibres radiate into the occipital lobe and others turn downward and forward around the putamen and pass to anterior portions of the temporal lobe. Synonym: fasciculus longitudinalis superior, arcuate fasciculus. (05 Mar 2000) |
| superior longitudinal muscle of tongue | An intrinsic muscle of the tongue, running from base to tip on the dorsum just beneath the mucous membrane; action, shortens the upper part of the tongue; nerve supply, motor by hypoglossal, sensory by lingual. Synonym: musculus longitudinalis superior, superficial lingual muscle. (05 Mar 2000) |
| superior longitudinal sinus | An unpaired dural venous sinus in the sagittal groove, beginning at the foramen caecum and terminating at the confluence of sinuses where it merges with the straight sinus; receives the superior cerebral veins and has lateral extensions, the lateral venous lacunae. Synonym: sinus sagittalis superior, superior longitudinal sinus. Tarsal sinus, a hollow or canal formed by the groove of the talus and the interosseous groove of the calcaneus which is occupied by the interosseous talocalcaneal ligament. Synonym: sinus tarsi, tarsal canal. (05 Mar 2000) |
Synonyms : Anterior Longitudinal Ligaments, Ligament, Anterior Longitudinal, Ligament, Longitudinal, Ligament, Posterior Longitudinal, Ligaments, Anterior Longitudinal, Ligaments, Longitudinal, Ligaments, Posterior Longitudinal, Longitudinal Ligament
Synonyms : Longitudinal Survey, Longitudinal Study, Longitudinal Surveys, Studies, Longitudinal, Study, Longitudinal, Survey, Longitudinal, Surveys, Longitudinal
| longitudinal |
of or relating to lines of longitude; "longitudinal reckoning by the navigator" running lengthwise; "a thin longitudinal strip"; "longitudinal measurements of the hull" over an extended time; "a longitudinal study of twins"
Ãâó: wordnet.princeton.edu/perl/webwn
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| longitudinal fracture |
a break in a bone extending in a longitudinal direction.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| longitudinal wave |
(Also called compressional wave.) An irrotational plane wave A parallel to the propagation direction in the sense that if A = A 0 exp(ik ?x - i t), where k is the wave vector, then k ?A = 0. An example is an acoustic wave in an inviscid medium. Compare transverse wave.
Ãâó: amsglossary.allenpress.com/glossary/browse
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| longitudinal section |
A section diagram plotted in the longitudinal dimension of a stream. It is usually used to plot energy grade lines.
Ãâó: amsglossary.allenpress.com/glossary/browse
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| longitudinal study |
A study that follows a population forward over time.
Ãâó: www.genpromag.com/Glossary~LETTER~L.html
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| longitudinal | over an extended time |
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| longitudinal | running lengthwise |
| longitudinal | of or relating to lines of longitude |
| longitudinal | with respect to longitude |
| longitudinal | in the direction of the length |
| longitudinal | across time |
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