(1) All motoneuron firing during fictive swimming is associated with a tonic depolarization that falls away slowly once firing stops, is increased by hyperpolarizing current, and is reduced by depolarizing current.
(2) Mechanosensory stimulation of an abdominal swimmeret initiates a fictive extension which includes flexion inhibition.
(3) The present experiments indicate that this postlesion activity was due to spinal stretch reflexes because 1) such midsagittal lesions eliminate abdominal muscle nerve activity during fictive vomiting in paralyzed cats in which there are no abdominal stretch reflexes, 2) the abdominal muscles are activated during vomiting by spinal reflexes after upper thoracic cord transections, and 3) the normal 100-ms delay between diaphragmatic and abdominal activation during vomiting is reduced to approximately 20-25 ms after both types of lesions, which is consistent with postlesion abdominal reflex activation.
(4) The turtle spinal cord produces three forms of the fictive scratch reflex in response to tactile stimulation of sites on the body surface.
(5) AA Gill, The Sunday Times's TV critic, said Capaldi's version of the Doctor was "not unlike Richard Dawkins (the scientist), madly science-fictive and theophobic, with selective amnesia and vague formless feelings of charity".
(6) The relative size of each wave of depolarization could vary with different episodes of fictive locomotion in the same unit and among various afferents from the same muscle in the same experiment.
(7) Fictive locomotion appeared spontaneously in decorticate cats (n = 9), with stimulation of the mesencephalic locomotor region (n = 4), and in spinal cats injected with clonidine or nialamide and L-DOPA (n = 4).
(8) The amplitude of Ia inhibitory postsynaptic potentials (IPSPs) varied significantly throughout the fictive step cycle in 14 of the 17 motoneurons tested, and, in 11 of these 14 motoneurons, the Ia IPSPs were maximal during the phase of the step cycle in which the motoneuron was most
(9) To study the effect of this endogenous release of 5-HT on the spinal network generating locomotion, 'fictive locomotion' was induced by bath application of N-methyl-D-aspartate (NMDA, 100 microM).
(10) The possibility that IaIN rhythmicity during fictive locomotion arises from periodic inhibition, possibly from Renshaw cells, was tested by stimulating the reciprocal inhibitory pathway throughout the fictive step cycle.
(11) The results revealed that all cutaneous axons (82 units with resting potential greater than 45 mV) showed fluctuations of their membrane potential (greater than or equal to 0.5 mV) at the rhythm of the fictive locomotion.
(12) Intracellular recordings were made from hypoglossal motoneurons during cortically-induced fictive mastication in paralyzed encéphale isolé cats.
(13) In Xenopus embryos there is a constant rostro-caudal delay of 2-5 ms mm-1 during fictive swimming.
(14) The data are consistent with the presence of an excitatory synaptic input alternating with an inhibitory input to the motoneuron during the fictive step cycle.
(15) Fictive vomiting was defined as a series of large bursts of synchronous activity in the phrenic and abdominal (expiratory) nerves (retching) followed by a burst in which the abdominal activity was prolonged (expulsion).
(16) Cutaneous primary afferents were recorded intracellularly during fictive locomotion in decorticated cats with the goal of improving our understanding of how locomotor networks might centrally control the transmission in cutaneous pathways at a presynaptic level.
(17) Another one-third of the VRG E neurons had normal or increased levels of activity when the abdominal nerves were active during fictive vomiting (ABD neurons).
(18) A control of the incoming information from the CB could thus be performed by the central nervous system during fictive locomotion.
(19) During fictive vomiting produced by emetic stimulants in decerebrate, paralyzed cats, only one-third of these neurons had the appropriate firing pattern to contribute to abdominal muscle activity during vomiting.
(20) Unit activities were recorded from cervical neurons during forelimb fictive locomotion.
Unreal
Definition:
(a.) Not real; unsubstantial; fanciful; ideal.
Example Sentences:
(1) Maybe it’s all unreal, all the way down, the speeches, the photo opportunities?
(2) She was presented as something superhuman but also unreal, sanitised, infantilised; she was more than just a woman singing a song, she was an Ideal, a Symbol.
(3) Algeria deserved a better fate than an exit which inevitably will leave big regrets that they missed out on something monumental or unreal, but the national team left the Brazilian World Cup with sword in hand and head high.” In Germany most of the media were just thankful they had progressed.
(4) This earlier shadow, this yearning and refracted autobiography, places Ballard at the heart of fiction of the unreal.
(5) Overall, panic symptoms could be grouped into three categories: early symptoms--consisting of dyspnea, palpitations, chest discomfort, and hot flashes; intermediate symptoms--including shaking, choking, feelings of unreality, sweats, faintness, and dizziness; late symptoms-consisting of fear and paresthesias.
(6) It demonstrates a previously unrealized advantage of confocal optical microscopy.
(7) Protein separation has been achieved by electrical field-flow fractionation, a heretofore unrealized separation technique.
(8) And with that she clutches a bejewelled hand to what is famously the most unreal part of her anatomy.
(9) To be racing for the school, feeling unreal, light, weightless, powered by gut fear alone.
(10) It is unbelievable, it is almost unreal that we were able to come together so quickly to craft a compromise that both Democrats and Republicans can find a way to support and move forward,” said Democratic representative John Lewis, of Georgia, who was a leader from the civil rights era.
(11) Faced with this mutant telly genre masquerading as reality, soaps have become unreal just when we needed them to be otherwise.
(12) Although there was an initial tendency on the part of students to regard the exercise as 'unreal', they delighted in refining their communication skills and trying out their skills in problem solving.
(13) In a word: Hollyoaks has become Geordie Shore and The Only Way Is Essex – as unreal as its purported reality show counterparts.
(14) After about 10 days of regular triazolam they tended to develop panics and depression, felt unreal, and sometimes paranoid.
(15) But for too many of our citizens, a different reality exists: mothers and children trapped in poverty in our inner cities; rusted-out factories scattered like tombstones across the landscape of our nation; an education system, flush with cash, but which leaves our young and beautiful students deprived of all knowledge; and the crime and the gangs and the drugs that have stolen too many lives and robbed our country of so much unrealized potential.
(16) The amount of times he’s given the ball away is unreal.
(17) Eight normal subjects were studied in laboratory by the awakening technique, and the dream contents were rated by two judges according to nine scaled dimensions: unreality, participation of the dreamer, pleasantness, unpleasantness, verbal aggresivity, physical aggressivity, sexuality, sensoriality and time of reference in the dreamer's life.
(18) Budding fashion designers will certainly have a lot of potential products to toy with, some of which are so futuristic that they seem almost unreal.
(19) The commission president accused Johnson of painting an unreal picture of the EU for the British public and said he should return to Brussels, where he previously worked as a journalist, to see whether his claims chimed with “reality”.
(20) Computers have unrealized potential in investigation and clinical care.