What's the difference between external and superficial?

External


Definition:

  • (a.) Outward; exterior; relating to the outside, as of a body; being without; acting from without; -- opposed to internal; as, the external form or surface of a body.
  • (a.) Outside of or separate from ourselves; (Metaph.) separate from the perceiving mind.
  • (a.) Outwardly perceptible; visible; physical or corporeal, as distinguished from mental or moral.
  • (a.) Not intrinsic nor essential; accidental; accompanying; superficial.
  • (a.) Foreign; relating to or connected with foreign nations; as, external trade or commerce; the external relations of a state or kingdom.
  • (a.) Away from the mesial plane of the body; lateral.
  • (n.) Something external or without; outward part; that which makes a show, rather than that which is intrinsic; visible form; -- usually in the plural.

Example Sentences:

  • (1) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
  • (2) Clinical signs of disease developed as early as 15 days after transition to the experimental diets and included impaired vision, decreased response to external stimuli, and abnormal gait.
  • (3) With NaCl as the major constituent of the bathing solution (potassium-free pipette and external solutions) the reversal potential (Er) of the noradrenaline-evoked current was about 0 mV.
  • (4) Experience of pain is modified by intern and extern influences, and it can appear very multiformly in the chronicity.
  • (5) Until his return to Brazil in 1985, Niemeyer worked in Israel, France and north Africa, designing among other buildings the University of Haifa on Mount Carmel; the campus of Constantine University in Algeria (now known as Mentouri University); the offices of the French Communist party and their newspaper l'Humanité in Paris; and the ministry of external relations and the cathedral in Brasilia.
  • (6) Single-case experimental designs are presented and discussed from several points of view: Historical antecedents, assessment of the dependent variable, internal and external validity and pre-experimental vs experimental single-case designs.
  • (7) External phonocardiography performed at the time of cardiac catheterization revealed that this loud midsystolic click disappeared whenever a catheter was positioned across the mitral valve.
  • (8) External exposures to a contaminated fishing net and fishing boat are considered pathways for fishermen.
  • (9) This modified endocrine activity in brook trout may reflect adjustment to adverse external ionic conditions.
  • (10) A neonate without external malformation had undergone removal of a nasopharyngeal mass containing anterior and posterior pituitary tissue.
  • (11) In later phases, mast cells appeared in the newly formed marrow in the external callus.
  • (12) By means of two monoclonal antibodies, which were directed against external and internal acetylcholine (ACh) receptor epitopes, we were able to visualize ACh-receptors on OHCs.
  • (13) Solely infectious waste become removed hospital-intern and -extern on conditions of hygienic prevention, namely through secure packing during the transport, combustion or desinfection.
  • (14) 11 patients with a postoperative classification of stage D had additional external beam radiation to the pelvic and paraaortic lymph nodes with shielding of the implanted prostatic region.
  • (15) Of great influence on the results of measurements are preparation and registration (warm-up-time, amplification, closeness of pressure-system, unhurt catheters), factors relating to equipment and methods (air-bubbles in pressure-system, damping by filters, continuous infusion of the micro-catheter, level of zero-pressure), factors which occur during intravital measurement (pressure-drop along the arteria pulmonalis, influence of normal breathing, great intrapleural pressure changes, pressure damping in the catheter by thrombosis and external disturbances) and last not least positive and negative acceleration forces, which influence the diastolic and systolic pulmonary artery pressure.
  • (16) In the presence of high external Cl, a component of outward current that was inhibited by the anion channel blocker diphenylamine-2-carboxylate (DPC) appeared in 70% of the cells.
  • (17) While the heaviest anterogradely labeled ascending projections were observed to the contralateral ventral posterolateral nucleus of the thalamus, pars oralis (VPLo), efferent projections were also observed to the contralateral ventrolateral thalamic nucleus (VLc) and central lateral (CL) nucleus of the thalamic intralaminar complex, magnocellular (and to a lesser extent parvicellular) red nucleus, nucleus of Darkschewitsch, zona incerta, nucleus of the posterior commissure, lateral intermediate layer and deep layer of the superior colliculus, dorsolateral periaqueductal gray, contralateral nucleus reticularis tegmenti pontis and basilar pontine nuclei (especially dorsal and peduncular), and dorsal (DAO) and medial (MAO) accessory olivary nuclei, ipsilateral lateral (external) cuneate nucleus (LCN) and lateral reticular nucleus (LRN), and to a lesser extent the caudal medial vestibular nucleus (MVN) and caudal nucleus prepositus hypoglossi (NPH), and dorsal medullary raphe.
  • (18) In open fractures especially in those with severe soft tissue damage, fracture stabilisation is best achieved by using external fixators.
  • (19) By external deletion, we have identified RXE composed of 205 nucleotides.
  • (20) A new theory for the peculiar site selection of cholesteatomas of the external auditory canal is postulated.

Superficial


Definition:

  • (a.) Of or pertaining to the superficies, or surface; lying on the surface; shallow; not deep; as, a superficial color; a superficial covering; superficial measure or contents; superficial tillage.
  • (a.) Reaching or comprehending only what is obvious or apparent; not deep or profound; shallow; -- said especially in respect to study, learning, and the like; as, a superficial scholar; superficial knowledge.

Example Sentences:

  • (1) A simple method of selective catheterization of the superficial femoral artery (SFA) following antegrade puncture of the common femoral artery is described.
  • (2) Are you ready to vote?” is the battle cry, and even the most superficial of glances at the statistics tells why.
  • (3) These data suggest that basophilic cell function in the superficial mucous layer in the nose is of greater significance in the development of nasal symptoms in response to nasal allergy than either mucociliary activity or nasal mucosal hypersensitivity to histamine.
  • (4) After haemorrhage in conscious rabbits total renal blood flow fell by 25%, this fall being confined to the superficial renal cortex.
  • (5) This was followed firstly by superficial and then by deep ulceration of the mucosa.
  • (6) The soleus, deep portions of the vastus lateralis, and superficial portions of the vastus lateralis muscles were examined to represent slow-twitch-oxidative, fast-twitch-oxidative-glycolytic, and fast-twitch-glycolytic skeletal muscle fiber types, respectively.
  • (7) The normal anatomical position of the point of junction of the superficial cerebral veins with the superior sagittal and transverse sinuses of the rat was studied with an analytical mathematical method.
  • (8) Tinea versicolor was the commonest superficial dermatomycosis affecting nearly half of all adults seen.
  • (9) It is concluded that catechol potentiates excitatory transmission at the LOT-superficial pyramidal cell synapse, possibly by increasing evoked transmitter release.
  • (10) This study presents data supporting a selective antinociceptive role for DA at the spinal level, where it has a widespread antinociceptive influence, on cells in both the superficial and deeper dorsal horn.
  • (11) In fact the deep femoral artery represents an exceptional and privileged route for anastomosis that is capable of replacing almost perfectly an obstructed superficial femoral artery and also in a more limited way femoro-popliteal arteries with extensive obstructions.
  • (12) Superficial x-ray therapy is an excellent modality for the treatment of squamous cell carcinomas of the lower extremity in the elderly.
  • (13) This suggests a possible depressant effect of both GABA and taurine at superficial cortical layers.
  • (14) CD8 positive cells were detected randomly in all regions of the mucosa, whereas CD4 positive cells tended to be clustered in the superficial portion of the lamina propria.
  • (15) Comparing the tolerable side-effects with their favourable therapeutic results, BCG is considered to be suitable for the prevention of recurrences in treating superficial bladder tumours.
  • (16) This study concluded that inverted positioning for short periods significantly increased spinal length and reduced emg activity of the superficial lumbar area musculature of normal males.
  • (17) No common aetiological factor could be found, although four of these patients did have a mild or moderatley active superficial chronic gastritis.
  • (18) Disturbance of bone metabolism is observed in both the superficial (delta) and slow exchanges (Ve), which are also significantly decreased.
  • (19) The results showed that dogfish lenses developed superficial opacities due to near-UV exposure.
  • (20) The neighbouring neocortical areas receive afferents neither from the mediodorsal nucleus of the thalamus nor from the ventral mesencephalic tegmentum; their catecholamine innervation is mainly confined to the superficial layers and appears to be of noradrenergic nature.