What's the difference between lacuna and space?

Lacuna


Definition:

  • (n.) A small opening; a small pit or depression; a small blank space; a gap or vacancy; a hiatus.
  • (n.) A small opening; a small depression or cavity; a space, as a vacant space between the cells of plants, or one of the spaces left among the tissues of the lower animals, which serve in place of vessels for the circulation of the body fluids, or the cavity or sac, usually of very small size, in a mucous membrane.

Example Sentences:

  • (1) Casts of lacunae and canaliculi along with the underlying matrix could be visualized in these preparations.
  • (2) This kind of distribution of microfilaments was always associated with resorption lacunae, and F-actin, vinculin, and talin zones correspond roughly to the edge of lacunae.
  • (3) As lacunae develop, both syncytial and cytotrophoblast are exposed to maternal blood.
  • (4) A cartilage is regarded as 'cell-rich' if its cells or their lacunae occupy more than half of the tissue volume.
  • (5) Intravenous urography reveals the presence of a persistent lacuna in a calix or of the pelvis, radiologic evidence of the abnormal papilla.
  • (6) Under the scanning electron microscope, the clear dentine tubules in the resorption lacuna, the shallow, unclear resorption lacuna with deposition of the hard tissue and the various steps between them were observed.
  • (7) Localised tumour forms present either in the form of large polycyclic lacunae, sometimes invaginated or as vast ulcerations with irregular nodular margin, or as due to parietal infiltration and exoluminal development of the tumour mass and neighbouring adenopathy.
  • (8) The resorbant organ, rich in odontoclasts, cementoblasts, fibroblasts, and macrophages, formed prominent resorption lacunae in root dentin.
  • (9) Signs of osteolysis, such as enlarged osteocyte lacunae surrounded by a metachromatic zone in toluidine blue stained sections, and confluence of osteocyte lacunae in microradiographs, were compared with the fluorochrome labelling pattern.
  • (10) These had networks which formed the floor of each stomata and the roof of each lacunae.
  • (11) Besides greater detailization of the prevailing diameters of the pores, the method of poremetry allows the information to be obtained concerning the distribution of not only sizes of central canals of osteons but also smaller pores characterizing the system of lacunae of osteocytes and canals connecting them.
  • (12) Osteocyte viability within the femoral head was assessed by counting empty osteocyte lacunae in five random high-power fields of hematoxylin- and eosin-stained sections.
  • (13) Lipohyalinosis, initially referred to as the underlying pathologic vascular lesion specific for lacunae, is found most commonly in a subset of patients with severe hypertension associated with multilacunar dementia.
  • (14) These areas were characterized by a matrix of amorphous blue ground substance with lacunae that contained enlarged and slightly atypical cells.
  • (15) The condition was diagnosed by biopsy of a cranial bone lacuna.
  • (16) When ascorbic acid is added to the hormone-supplemented medium, differentiating chondrocytes organize their matrix leading to a cartilage-like structure with hypertrophic chondrocytes embedded in lacunae.
  • (17) The occlusion of arterioles underneath the site suggests that circulation through the lacunae at this stage is indirect.
  • (18) The second most common cause of dementia, cerebrovascular disease, produces dementia only when there is destruction of brain tissue, as in individuals who have multiple strokes or who have hypertensive vascular disease leading to multiple lacunae.
  • (19) Macrophages and giant cells did not form pits or resorption lacunae on the bone substrates as osteoclasts did.
  • (20) These MNC express an osteoclast phenotype and form resorption lacunae on calcified matrices.

Space


Definition:

  • (n.) Extension, considered independently of anything which it may contain; that which makes extended objects conceivable and possible.
  • (n.) Place, having more or less extension; room.
  • (n.) A quantity or portion of extension; distance from one thing to another; an interval between any two or more objects; as, the space between two stars or two hills; the sound was heard for the space of a mile.
  • (n.) Quantity of time; an interval between two points of time; duration; time.
  • (n.) A short time; a while.
  • (n.) Walk; track; path; course.
  • (n.) A small piece of metal cast lower than a face type, so as not to receive the ink in printing, -- used to separate words or letters.
  • (n.) The distance or interval between words or letters in the lines, or between lines, as in books.
  • (n.) One of the intervals, or open places, between the lines of the staff.
  • (n.) To walk; to rove; to roam.
  • (n.) To arrange or adjust the spaces in or between; as, to space words, lines, or letters.

Example Sentences:

  • (1) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
  • (2) The extrusion of granules into the intercellular space via exocytosis is frequently observed.
  • (3) We report on a patient, with a CT-verified low density lesion in the right parietal area, who exhibited not only deficits in left conceptual space, but also in reading, writing, and the production of speech.
  • (4) The amino-terminal region of a 70 kDa mitochondrial outer membrane protein of yeast and the presequence of cytochrome c1, an inner membrane protein exposed to the intermembrane space, are thought to be responsible for localizing the proteins in their final destinations after synthesis in the cytosol.
  • (5) The supravesical portion showed a cystic appearance with a capsule in the space of Retzius.
  • (6) These and other results suggest that the experimental agents do not provide protection against alloxan inhibition by preventing the entry of alloxan into the intracellular space of the islet.
  • (7) Pitlike surface structures seen in negatively stained whole cells and thin sections were correlated with periodically spaced perforations of the rigid sacculus.
  • (8) The findings indicate that these spaces were lined by a lipid monolayer which formed bilayered lamellae under certain conditions.
  • (9) However, cimetidine did not show any effect on the proliferation of collagenous fibers in the interstitial space of the mucosa.
  • (10) Closure of both cleft spaces by orthodontic means was achieved in 20 of the 21 patients in the first group, and in 14 of the 20 patients in the second group.
  • (11) By measurement and analysis of the changes in carpal angles and joint spaces, carpal instability was discovered in 41 fractures, an incidence of 30.6%.
  • (12) We therefore conclude that widely spaced (and unknown) parts of the protein chain are required for the intersubunit interactions that eventually lead to functional assembly of the receptor.
  • (13) In the case of the latter, it show either a more or less typical appearance of radicolography only or, more rarely, a picture which combines opacification of the epidural space with the subarachnoid passage of the contrast medium.
  • (14) The penetration coefficient, determined by the surface tension, contact angle and viscosity, is a measure of the ability of a liquid to penetrate into a capillary space, such as interproximal regions, gingival pockets and pores.
  • (15) Despite Facebook's size and reach, and its much-vaunted role in the short-lived Arab spring , there are reasons for thinking that Twitter may be the more important service for the future of the public sphere – that is, the space in which democracies conduct public discussion.
  • (16) Clinical evaluation of passive range of motion, antero-posterior laxity and the appearance of the joint space showed little or no difference between the reconstruction methods.
  • (17) On histopathologic examination there were microabscesses in the inner choroid and subretinal space, disrupting the outer retina but sparing the inner retina.
  • (18) Immediately prior to and at maximal workloads, carbon monoxide shifted into extravascular spaces and returned to the vascular space within five minutes after exercise stopped.
  • (19) Fluid movement out of the ICF space attenuated the decrease in the ECF space.
  • (20) The results of the study suggest that perhaps tobramycin of cefotaxime-impregnated PMMA beads would produce local levels of antibiotic high enough to sterilize a given dead space for a period of 28 days.