• 1. The wings of a bird and the wings of an insect are (a) phylogenetic structures and represent divergent evolution (b) homologous structures and represent convergent evolution (c) homologous structures and represent divergent evolution (d) analogous structures and represent convergent evolution. (recruitmenttopper.com)
  • 19. Which one of the following options gives one correct example each of convergent evolution and divergent evolution? (recruitmenttopper.com)
  • a) analogous organs (b) adaptive radiation (c) homologous organs (d) convergent evolution. (recruitmenttopper.com)
  • Palaentological evidences for evolution refer to the (a) development of embryo (b) homologous organs (c) fossils (d) analogous organs. (ncertmcq.com)
  • The bones of forelimbs of whale, bat, cheetah and man are similar in structure, because they are homologous organs. (ncertmcq.com)
  • The organs which have the same fundamental structure but are different in functions are called homologous organs. (ncertmcq.com)
  • Distinguish between homologous and analogous organs. (ktbssolutions.com)
  • The analogous structures are the result of convergent evolution. (ncertmcq.com)
  • Dr. Rowan described a hybrid or convergent ablation procedure that combines ablation on the outside of the heart with the minimally invasive ablation treatment using the catheter, as described above. (bannerhealth.com)
  • Convergent ablation is a novel hybrid technique combining an endocardial radiofrequency ablation with a minimally invasive epicardial surgical ablation. (aerjournal.com)
  • In this article, the authors examine the safety and efficacy of catheter ablation and convergent ablation for long-standing, persistent AF. (aerjournal.com)
  • Radiofrequency catheter ablation (RFA) of the pulmonary veins was the first and most widely performed ablation procedure and cryoablation is a newer and rapidly progressing technique which has resulted in shorter procedure times and reduced treatment costs. (aerjournal.com)
  • Convergent ablation - also known as the convergent procedure - is a hybrid technique combining an endocardial RF ablation procedure with minimally invasive epicardial surgical ablation of the posterior left atrial (LA) wall. (aerjournal.com)
  • Unlike skeletal muscles, smooth muscles present in the walls of internal organs are innervated by the autonomic nervous system and undergo involuntary contractions. (jove.com)
  • The download the sensory circumventricular organs of the mammalian brain has so a present and many one, and it calls below one of the dead Fiberglass of the note to instruct the injustice send, and enhance, his invalid oligotrophic rules, which may be themselves as management towards the philosophy. (world-amateur-motorsport.de)
  • nineteenth RichViewActions RvHtmlImporter RvXml ScaleRichView SRVControls No download the sensory circumventricular organs of the mammalian brain subfornical organ ovlt and area. (world-amateur-motorsport.de)
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  • The Catholic and Lutheran Churches are issued 500 magazines since Martin Luther found his 95 dominions on the download the sensory circumventricular organs of the mammalian brain subfornical organ ovlt and area of a Wrong philosophy, sampling on the formed code and submitting a century for association. (world-amateur-motorsport.de)
  • It attempts to understand how sensory organs and central structures process behaviorally relevant stimuli, and how this information is integrated by the central nervous system to produce the behavioral output observed under natural conditions. (scholarpedia.org)
  • Centipedes are terrestrial, predatory arthropods with specialized sensory organs. (biomedcentral.com)
  • Centipedes are terrestrial, predatory arthropods with specialized sensory organs and a wide range of behavioral adaptations to detect and capture prey on and in the soil. (biomedcentral.com)
  • This is a minimally invasive procedure which generally requires a shorter recovery time. (bannerhealth.com)
  • Studies have shown that in patients with longer AF durations, atrial stretch leads to structural and electrical atrial remodelling and development of vulnerable atrial substrate, particularly in the posterior LA. 12 The rationale behind the convergent procedure is to target this substrate in combination with conventional endocardial pulmonary vein isolation. (aerjournal.com)
  • The electric organs of most Gymnotiformes produce tiny discharges of just a few millivolts, far too weak to cause any harm to other fish. (wikipedia.org)
  • Mormyrids communicate using pulse-type electric organ discharges (EODs) that are highly stereotyped and species-specific ( Hopkins, 1981 ). (elifesciences.org)
  • Jeffrey Rowell-Reverberant Art ---- == Keeping Time- Pendulum Guitar == The project is a set of coupled pendulums with mounted electromagnetic pickups set in front of a semi-hollow electric guitar. (stanford.edu)
  • But in the adult condition, these organs are modified to perform different functions as an adaptation to different environments. (ncertmcq.com)
  • Visceral organ cross-sensitization was induced in adult female rats via transurethral infusion of protamine sulfate (PS) into the urinary bladder or infusion into the colon of trinitrobenzene sulfonic acid (TNBS). (aspetjournals.org)
  • However, there are polynomial time-computable functions $\{\alpha'_k\}_{k=1}^\infty$ and $\{\operatorname{MaxCut}'_k\}_{k=1}^\infty$ that map simple graphs to real numbers (i.e., continuous quantities) in a way that monotonically decreases and converges pointwise to the desired functions. (mathoverflow.net)
  • Name five sense organs and give their functions. (mpboardguru.com)
  • The organs which have similar functions but are different in their structural details and origin are called analogous organs. (ncertmcq.com)
  • He is with The University of Texas at Austin, where he is currently the Temple Foundation Endowed Professor No. 3, and a Professor in the Department of Electrical and Computer Engineering. (usc.edu)
  • Atrial fibrillation (AFib) causes that timing to flutter and skip. (bannerhealth.com)
  • Here we show that the voltage-gated calcium channel Ca V 1.3 and the big conductance calcium-activated potassium (BK) channel are preferentially expressed by electrosensory cells in little skate ( Leucoraja erinacea ) and functionally couple to mediate electrosensory cell membrane voltage oscillations, which are important for the detection of specific, weak electrical signals. (nature.com)
  • Electric communication signals are detected by electroreceptors called knollenorgans. (elifesciences.org)
  • Since ears are the organ that processes those echolocation signals, the researchers' first stop was the bats' inner ears. (sciencedaily.com)
  • Thus, electrical signals from the brain are transmitted to the muscle. (jove.com)
  • This prevents transmission of electrical signals between the motor neuron and muscle fiber and impairs skeletal muscle contraction. (jove.com)
  • The central nervous system is an example of what's called convergent evolution, which refers to the ability of evolution to find the same solutions for complex problems. (fieldofscience.com)
  • 12. The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge is called (a) non-random evolution (b) adaptive radiation (c) natural selection (d) convergent evolution. (recruitmenttopper.com)
  • a) analogous organs that have evolved due to convergent evolution. (recruitmenttopper.com)
  • What is convergent evolution? (ktbssolutions.com)
  • The phenomenon of producing functionally similar structures (analogous organs) by distantly related organisms is called convergent evolution. (ktbssolutions.com)
  • They show convergent evolution. (ktbssolutions.com)
  • Certain aspects of the electric signal are unique to each species, especially a combination of the pulse waveform, duration, amplitude, phase and frequency. (wikipedia.org)
  • Not all yin bats echolocate, but the ones that do use a constant wavelength frequency, and they make a lot of these calls -- about a third of the time, they're actively emitting sounds in hopes of something bouncing back," says Patterson, "whereas Yangochiroptera will emit a signal and be silent for a long period of time, but the sounds they make vary in pitch and frequency. (sciencedaily.com)
  • Elasmobranch fishes, including sharks, rays, and skates, use specialized electrosensory organs called ampullae of Lorenzini to detect extremely small changes in environmental electric fields. (nature.com)
  • Owl cannot see during day time as cones are absent in their retina. (mpboardguru.com)
  • A combined analysis of resting state functional connectivity (rs-FC) and diffusion tensor imaging (DTI) yielded convergent results - change in communication within the left fronto-parietal network after two weeks of playing Tenacity compared to a control game. (nature.com)
  • The time to onset of action, controlled by diffusion from the epineurium to an axon with a typical distance of 500 µm, was 167 s and 186 s for lidocaine and bupivacaine, respectively. (bvsalud.org)
  • Smooth muscles , which are innervated by the autonomous nervous system, are separated into single-unit or multi-unit smooth muscles are the inner muscular tissues like organs and capillaries. (vitalscend.com)
  • On last year's rugged Ultrahang (ArtistShare), a live disc of rock- and funk-driven jazz with his electric quartet, Underground, Potter exhibits stunning control of his tenor saxophone, constructing his improvisations with great intellectual rigor, and his shape-shifting band-keyboardist Craig Taborn, guitarist Adam Rogers, and drummer Nate Smith-moves as an exceptionally agile single organism. (chicagoreader.com)
  • She has many clients and makes a lot of money, which she plans to use to fly back home to Brazil in a year's time. (com.ng)
  • The heartbeat is like an orchestra conductor, keeping time and pace with your daily activity. (bannerhealth.com)
  • Tissue development is a key process for life starting from the earliest embryonic stages during which cells differentiate into later organs composing an entire body. (exeter.ac.uk)
  • This study uses finite element methods to develop a multi-scale model that couples electric fields within macroscopic tissue layers and microscopic nerve fibers in a single-stage computational framework. (bvsalud.org)
  • Some muscles are spread out over a large area and converge on a relatively small tendon, appropriately termed convergent muscles (eg, pectoralis muscles of the chest). (medscape.com)
  • Contemporary models calculate the electric field distribution from transcutaneous stimulation and the resulting neuronal response separately. (bvsalud.org)
  • one of four cells of the "gonda" pattern has proved sufficient for demonstrative purposes, and every much weaker one will serve for showing the flash from electrical stimulation. (yorku.ca)
  • Motor points have been identified for all major muscle groups for the purpose of functional electrical stimulation by physical therapists, in order to increase muscle power. (medscape.com)
  • The time has come to ask if we have invented a science (psychiatry) that has little to do with reality, and to answer that, the creation of multicentric data bases is proposed, in which biological (not just brain based), social, personal, clinical, etc. variables are integrated, to finally obtain correlations that allow us a reclassification of brain pathology that would be useful to offer integral and personalized treatments. (bvsalud.org)
  • These fish possess electric organs that allow them to produce electric fields, which are usually weak. (wikipedia.org)
  • The control system would be a set of foot pedals/switches similar to organ foot pedals which would raise dampers off springs to allow them to transmit sound. (stanford.edu)
  • Found almost exclusively in fresh water (the only exceptions are species that occasionally may visit brackish water to feed), these mostly nocturnal fish are capable of producing electric fields to detect prey, for navigation, communication, and, in the case of the electric eel (Electrophorus electricus), attack and defense. (wikipedia.org)
  • BACKGROUND: The aim of the present study was to predict the time to onset and duration of action of two local anesthetics (lidocaine and bupivacaine) based on experimental dimensions of a typical nerve and experimental octanol/water partition coefficients. (bvsalud.org)
  • This approach allowed us to simulate the cellular environment for a longer time and to compare our model with pharmacokinetic properties (time to onset and duration of action) of local anesthetics from the literature. (bvsalud.org)
  • These findings suggest an important role of peripheral CGRP in visceral nociception and organ cross-sensitization and support the evaluation of CGRP as a therapeutic target for visceral pain in patients with IBS and/or BPS/IC. (aspetjournals.org)
  • New approach on robust and reliable decentralized \(H_\infty\) tracking control for fuzzy interconnected systems with time-varying delay. (zbmath.org)
  • Receptor cell type 2 (one cell in both sensilla) possesses two shorter dendritic outer segments connected to the first (proximal) sheath cell that establishes a scolopale-like structure, documented for the first time in detail in a myriapod sensillum. (biomedcentral.com)
  • set of coupled pendulums with mounted electromagnetic pickups set in front of a semi-hollow electric guitar. (stanford.edu)
  • set in front of a semi-hollow electric guitar. (stanford.edu)
  • Although, you could leave the coil tapped by default, and switch into "full" mode for a lead boost when it comes time for the guitar solo after the second chorus. (com.ng)
  • The location of fish populations can change over time due to factors such as climate change, pollution, or human intervention. (safeharborfishing.com)
  • Depending on the latency of the system, convergent, divergent or stable systems could be created. (stanford.edu)
  • 6. Multiple organ systems are affected. (blogspot.com)
  • This would create a system linking the visual distortion of time and the audio distortion of time. (stanford.edu)
  • RESULTS: We demonstrated that local anesthetics cross the axolemma in a time span of less than 1 µs. (bvsalud.org)
  • The reason these aspects of the story are interesting is because they show that Hoyle was ahead of his time and was already thinking about forms of intelligence and life that we have barely scratched the surface of. (fieldofscience.com)
  • Figure 4: Skate BK has a small conductance and short open time. (nature.com)
  • A small catheter will be inserted to investigate the areas of your heart which are producing "extra" electrical activity. (bannerhealth.com)
  • Any rotation apparatus will do, but if the laboratory is supplied with batteries one of the small electric motors now to be had at a very low price is easily adaptable for use and is extremely convenient. (yorku.ca)
  • Very little is known about the cellular organization and function of the scape organ. (biomedcentral.com)
  • When sound waves cause these hairs to vibrate, swirled masses of nerve cells connected to those hairs pick up the signal and translate it into an electrical impulse that gets transported to the brain. (sciencedaily.com)
  • In recent times, we have found to our amazement, rapid restoration of normalcy within a few hours to a few days, of Cranial Nerve palsies in diabetic subjects at our centre. (scirp.org)
  • We are presenting a group of cases having Type2DM over different time periods from 6 to 20 years and those who suddenly suffered facial nerve palsy and they came to VHSDRC for treatment. (scirp.org)
  • Fast binary options have been prevalent for the longest time. (top5binarybrokers.com)
  • Irritable bowel syndrome (IBS) and bladder pain syndrome/interstitial cystitis (BPS/IC) are comorbid visceral pain disorders seen commonly in women with unknown etiology and limited treatment options and can involve visceral organ cross-sensitization. (aspetjournals.org)
  • Kalmijn, A. J. The electric sense of sharks and rays. (nature.com)
  • The tentacles are important but the preponderance of the brain's capability resides in itself, in a single organ that cannot be detached or disassembled and moved around. (fieldofscience.com)
  • In most gymnotiforms, the electric organs are derived from muscle cells. (wikipedia.org)
  • This article mainly focuses on the end organ of this complex interaction, the muscle fiber (myofiber). (medscape.com)
  • Most of the bat skulls the scientists examined were about the size of a large blueberry, meaning that the tiny organ in the inner ear responsible for hearing, the cochlea, was about the size of a poppy seed. (sciencedaily.com)
  • First successful attempts to employ such an approach in an ethological context were made by Franz Huber (born 1925) and Erich von Holst (1908-1962) in the time period between the mid 1950s and early 1960s. (scholarpedia.org)
  • Araneda, R. C. & Bennett, M. Electrical properties of electroreceptor cells isolated from skate ampulla of Lorenzini. (nature.com)
  • The cone-shaped sensilla in the scape organ as well as nearby peg-shaped sensilla are composed of three biciliated receptor cells and three sheath cells. (biomedcentral.com)
  • Then some time later I read that thousands of dummie accounts, had been created by a White Supremacist website, that was supporting Trump. (muftisays.com)
  • You'll script noclip left 4 dead 2 1 in that are just a renegade and you can't do anything with, but the other 99 times it's a case of something someone's done to them. (com.ng)
  • Handling organ motion in radiotherapy of cancer via Markov chains. (zbmath.org)
  • Multiple chemical sensitivity (MCS) is defined by multiple symptoms, affecting multiple organs, that wax and wane in response to varying chemical exposures at or below previously tolerated levels. (blogspot.com)
  • An overlay of cricket-like night sounds and some organ-like synthesizer work rounds out the picture. (rug.nl)
  • In a short time other groups pressed the Trustees to integrate housing. (com.ng)
  • High-energy electron beams may be able to kill tumors 10 times deeper than current treatments can-without damaging vital organs. (nationalgeographic.com)
  • sort of the opposite of a recent TIME magazine cover photo for an article about the current fad over high protein/fat, low carbo diets. (rug.nl)
  • Kalmijn, A. J. Electric and magnetic field detection in elasmobranch fishes. (nature.com)
  • Electrophoresis is a technique used to separate macromolecules, especially proteins and nucleic acids according to their in size, charge or conformation under electric field. (ktbssolutions.com)