What's the difference between spot and twitch?

Spot


Definition:

  • (n.) A mark on a substance or body made by foreign matter; a blot; a place discolored.
  • (n.) A stain on character or reputation; something that soils purity; disgrace; reproach; fault; blemish.
  • (n.) A small part of a different color from the main part, or from the ground upon which it is; as, the spots of a leopard; the spots on a playing card.
  • (n.) A small extent of space; a place; any particular place.
  • (n.) A variety of the common domestic pigeon, so called from a spot on its head just above its beak.
  • (n.) A sciaenoid food fish (Liostomus xanthurus) of the Atlantic coast of the United States. It has a black spot behind the shoulders and fifteen oblique dark bars on the sides. Called also goody, Lafayette, masooka, and old wife.
  • (n.) The southern redfish, or red horse, which has a spot on each side at the base of the tail. See Redfish.
  • (n.) Commodities, as merchandise and cotton, sold for immediate delivery.
  • (v. t.) To make visible marks upon with some foreign matter; to discolor in or with spots; to stain; to cover with spots or figures; as, to spot a garnment; to spot paper.
  • (v. t.) To mark or note so as to insure recognition; to recognize; to detect; as, to spot a criminal.
  • (v. t.) To stain; to blemish; to taint; to disgrace; to tarnish, as reputation; to asperse.
  • (v. i.) To become stained with spots.

Example Sentences:

  • (1) O'Connell first spotted 14-year-old David Rudisha in 2004, running the 200m sprint at a provincial schools race.
  • (2) These lanes encourage cyclists to 'ride in the gutter' which in itself is a very dangerous riding position – especially on busy congested roads as it places the cyclist right in a motorist's blind spot.
  • (3) The effect of the mutation for white belly spot controlled by the dominant gene W on spermatogenesis in mice was examined by experimental cryptorchidism and its surgical reversal.
  • (4) Moments later, explosive charges blasted free two tungsten blocks, to shift the balance of the probe so it could fly itself to a prearranged landing spot .
  • (5) Our findings: (1) both forms, LC1 and LC3, migrate in the two species with rather similar electrophoretic constants (both in terms of pI and Mr); (2) the LC2 forms of rabbit and humans exhibit the same Mr but quite different pI values, the rabbit forms being more acidic; (3) the chain LC2Sb is resolved into two spots in both rabbit and humans.
  • (6) You just have to be the first person to spot a coach.
  • (7) The overall effect achieved with LTS was less than that with LTP, but it is possible to reduce IOP by selecting more reasonable parameters, e.g., a laser setting of 200mW, a 50 microns spot size and a 0.5 to 1-sec duration.
  • (8) The average repetitive yields and initial coupling of proteins spotted or blotted into PVDF membranes ranged between 84-98% and 30-108% respectively, and were comparable with the yields measured for proteins spotted onto Polybrene-coated glass fiber discs.
  • (9) In north-west Copenhagen, among the quiet, graffiti-tagged streets of red-brick blocks and low-rise social housing bordering the multi-ethnic Nørrebro district, police continued to cordon off roads and search a flat near the spot where officers killed a man believed to be behind Denmark’s bloodiest attacks in over a decade.
  • (10) Detection limits were then calculated for the different sizes of cold spots.
  • (11) These complications were believed to be caused by the use of a small spot size with high energy.
  • (12) In the brownish skin and in the black spots of the dorsal region all types of chromatophores are found.
  • (13) I can always spot something for my sisters Gretchen and Amy.
  • (14) Debeaking had no effect on the incidence of blood-spotting in the eggs.
  • (15) Six abnormal colonoscopic appearances were documented, namely mucosal edema, ulcers, friability, punctate spots, erythematous areas and luminal exudate.
  • (16) The town's Castle Hill is the perfect climb for travellers with energy to burn off: at the top is a picnic spot with far-reaching views, and there is a small children's play area at its foot.
  • (17) This appears to be a newly described entity, although it resembles a Becker's nevus without hypertrichosis or an typical café au lait spot.
  • (18) A £100,000 bronze statue of an ordinary family, the Joneses, will be unveiled in a prime spot outside the city’s library which opened last year.
  • (19) When delta phi was enlarged, first saccades were either directed near the green or the red spot (bistable response mode).
  • (20) Join us for a spot of future gazing as we discuss: The challenges and opportunities colleges and training providers will face over the next five years International expansion The role of FE in higher education New ways to diversify New technology – the possibilities and risks.

Twitch


Definition:

  • (v. t.) To pull with a sudden jerk; to pluck with a short, quick motion; to snatch; as, to twitch one by the sleeve; to twitch a thing out of another's hand; to twitch off clusters of grapes.
  • (n.) The act of twitching; a pull with a jerk; a short, sudden, quick pull; as, a twitch by the sleeve.
  • (n.) A short, spastic contraction of the fibers or muscles; a simple muscular contraction; as, convulsive twitches; a twitch in the side.
  • (n.) A stick with a hole in one end through which passes a loop, which can be drawn tightly over the upper lip or an ear of a horse. By twisting the stick the compression is made sufficiently painful to keep the animal quiet during a slight surgical operation.

Example Sentences:

  • (1) Comparison of the S100 alpha-binding protein profiles in fast- and slow-twitch fibers of various species revealed few, if any, species- or fiber type-specific S100 binding proteins.
  • (2) Twitch-tetanus ratios were calculated and found not to be related to unit contraction time.6.
  • (3) Hyperosmolar buffer slightly increased the sensitivity and maximal response to methacholine as well as the cholinergic twitch to electric field stimulation.
  • (4) The present results suggest that TMB-8 blocks twitches by preventing the release of Ca++ ions bound to the intracellular surface of the t-tubular membrane which is often called the store of 'trigger-calcium' ions.
  • (5) The twitches elicited by 0.1 msec pulses were abolished by tetrodotoxin, but were not reduced by dimethyltubocurarine or by hexamethonium.
  • (6) Starting from the observation that the part above 6 Hz of the power spectrum of force tremor during isometric contractions can be related to the unfused twitches of motor units firing asynchronously, an attempt was made to study the usefulness of force tremor spectral analysis as a global descriptor of motoneurone pool activity.
  • (7) 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.
  • (8) Epinephrine potentiates muscle twitches via the second messenger, cAMP, secondary to hormone binding to membrane-bound beta-receptors.
  • (9) In physiological studies CDS mimics clonidine's action as an inhibitor of the electrically induced twitch response and as a partial agonist of the epinephrine-induced platelet aggregation.
  • (10) Facial twitch was followed by the generalized convulsion, further progressing to trembling of the limbs and then kicking of the hindlimb (full seizure) after 55 days of age.
  • (11) Stimulating the dorsal root at L5 was found to produce hindleg twitches in EAE rats with complete hindlimb paralysis.
  • (12) The anesthesiologist assessed the degree of neuromuscular blockade intraoperatively prior to pharmacologic reversal either by the standard method of visually counting the number of evoked thumb twitches elicited by supramaximal train-of-four stimulation of the ulnar nerve (i.e., thumb train-of-four count), or by an alternative method such as 1) visually counting the number of evoked orbicularis oculi muscle twitches elicited by supramaximal train-of-four stimulation of the facial nerve, or 2) observing the patient for clinical evidence of partial recovery (e.g., swallowing or attempts to breathe).
  • (13) Measurements of mouth opening were made for up to 10 min after loss of the adductor pollicis twitch and cessation of muscle fasciculations.
  • (14) On the other hand, the lack of any twitch-potentiating effect by naloxone methylbromide, a quaternary derivative of naloxone, suggests that opioids which potentiate the twitch must enter the lipid phase of the membrane to act.
  • (15) The relaxant effect of catecholamines on the twitch is temperature and rate dependent.
  • (16) Disopyramide 5 X 10(-5) - 10(-3) mol litre-1 produced a concentration-dependent reduction of twitch amplitude in the indirectly stimulated chick biventer cervicis preparation, but greater concentrations were required to reduce twitches elicited directly in the presence of erabutoxin-b 1 microgram ml-1.
  • (17) The pigeon's metapatagialis muscle consists of three slips, two twitch and one tonic, and these slips are distinguishable at the gross anatomical level.
  • (18) There was a good correlation between the two methods of measurement for both twitch height and train-of-four ratio (correlation coefficients 0.93 and 0.97, respectively).
  • (19) Head twitches induced by 1-(2,5-dimethoxy-4-iodophenyl)-2-aminopropane (DOI) could be abolished by low doses of RP 62203 in mice (ED50 = 0.44 mg kg-1, p.o.)
  • (20) Chronic stimulation of the denervated SOL resulted in twitch times-to-peak and half-relaxation times that varied in a graded manner between values longer than those in the normal SOL to values as fast as those in the normal EDL, depending upon the pattern used.