Chordotonal organ
Plasticity and proprioception in insects I Responses and cellular properties of individual receptors of the locust metathoracic femoral chordotonal organ
... Adequate stimuli for chordotonal sensilla The present study has shown that each of the two ligaments of the metathoracic femoral chordotonal organ selectively produce tonic responses in [r] ...
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THE PHYSIOLOGY OF SENSORY CELLS IN THE VENTRAL SCOLOPARIUM OF THE STICK INSECT FEMORAL CHORDOTONAL ORGAN
... (e.g. chordotonal organs). The femoral chordotonal organ (fCO) serves as the main proprioceptor in the control loop governing the femur–tibia (FT) joint of the insect ...
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Structure and Physiology of a Chordotonal Organ in the Locust Leg
... B After removal of the ipsilateral chordotonal organ sinusoidal movement of the ipsilateral tibia fails to evoke ' slow' activity in either the contralateral or ipsilateral extensor tibi[r] ...
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An exploration of the function of the lateral nerve and the femoral chordotonal organ in the African desert locust (Schistocerca gregaria)
... the chordotonal organ ...the chordotonal organ, and look at the locust's ability to jum p and kick ...the chordotonal organ was severed, the locust would lose the ability to kick ...
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Functional Principles of Pattern Generation for Walking Movements of Stick Insect Forelegs: The Role of the Femoral Chordotonal Organ Afferences
... FUNCTIONAL PRINCIPLES OF PATTERN GENERATION FOR WALKING MOVEMENTS OF STICK INSECT FORELEGS: THE ROLE OF THE FEMORAL CHORDOTONAL ORGAN AFFERENCES BY ULRICH BASSLER Fachbereich Biologie de[r] ...
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Three neural groups in the femoral chordotonal organ of the cricket Gryllus bimaculatus: central projections and soma arrangement and displacement during joint flexion
... All the sensory neurones of the three neural groups projected to the ipsilateral hemiganglion in the thorax through N5. Their projection patterns and projection areas were essentially Fig. 6. Displacement of neurones at ...
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Acceleration Receptors in the Femoral Chordotonal Organ of the Stick Insect, Cuniculina Impigra
... The femoral chordotonal organ of the stick insect Cuniculina itnpigra was stimulated by moving its apodeme with staircase-like waveforms having independently controllable acceleration an[r] ...
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Functional organisation of the metathoracic femoral chordotonal organ in the cricket Acheta domesticus
... the chordotonal organ before scanning electron microscopy, the dissected organ was placed into a 10 % KOH solution and gently ...the organ through a Zeiss Photomicroscope as the femoro-tibial ...
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Proprioception by the Coxo Basal Chordotonal Organ, CB, in Legs of the Crab, Carcinus Maenas
... Afferent impulses have been recorded extracellularly from whole sensory nerves of CB, and from fibres isolated from it: a during passive movement of the coxo-basal joint, with CB in situ[r] ...
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FUNCTIONAL SPECIALIZATION OF THE SCOLOPARIA OF THE FEMORAL CHORDOTONAL ORGAN IN STICK INSECTS
... Extracellular recordings A from the extensor tibiae nerve F2 illustrate the excitation of the SETi and FETi motoneurones medium and large spike amplitudes during elongation £ and inhibit[r] ...
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An experimental and descriptive analysis of the responses and peripheral and central organisation of the locust metathoracic femoral chordotonal organ, a leg joint position and movement detector
... The axons of the distal neurons form a bundle separate from those of the proximal cells, suggesting that the distal neuron group is the homologue of the distinct proximal scoloparium of [r] ...
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Plasticity and proprioception in insects II Modes of reflex action of the locust metathoracic femoral chordotonal organ
... Bassler 1976 also found that more complex responses could be elicited by activity of chordotonal organs: in 'active' or decerebrate animals reflex 'reversals' occurred and extensor moton[r] ...
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Physiology of the Femoral Chordotonal Organ in the Stick Insect, Cuniculina Impigra
... Position- and velocity-sensitive units To be classified as position- and velocity-sensitive, a receptor had to fulfill the following criteria: 1 a response to the movement of the apodeme[r] ...
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Processing of Sensory Input from the Femoral Chordotonal Organ by Spiking Interneurones of Stick Insects
... One morphological type of interneurone, of which nine examples were found examples: Table 3, nos 4,5,6,8,12; Table 5, nos 1,2, gave mostly excitatory responses to velocity signals for bo[r] ...
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Reflex Effects of the Femoral Chordotonal Organ Upon Leg Motor Neurones of the Locust
... Effect of velocity of movement of the FCO upon the slow first traces and fast second traces extensor tibiae motor neurones, a—d The FCO apodeme is moved through 20° at io, S, 2 and 0-5 H[r] ...
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THE APODEME COMPLEX OF THE FEMORAL CHORDOTONAL ORGAN IN THE METATHORACIC LEG OF THE LOCUST SCHISTOCERCA GREGARIA
... The guy-rope fibrils The main group of guy-rope fibrils is located at the distal end of a ligamentous ribbon that runs along the dorsal edge of that part of the organ containing the sens[r] ...
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Physiology and Structure of Three New Uropod Proprioceptors in the Crayfish Procambarus Clarkii
... The PEnCO is a distinct strand chordotonal organ, while the APCO and PExCO are webbed structures arising from peripheral nerve roots 2 and 3 of the terminal abdominal ganglion, in which [r] ...
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Substrate vibrations mediate behavioral responses via femoral chordotonal organs in a cerambycid beetle
... femoral chordotonal organ of a coleopteran species as a sensory organ detect- ing ...leg chordotonal organ in ...antennal chordotonal organ in a cockroach ...
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The mechanical basis of Drosophila audition
... communication system. A series of early studies, mostly dating from the 1960s and 1970s, established that the antennae of Drosophila to serve as ‘love song’ detectors (Ewing, 1983); as in most flies, the antennae of ...
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Intersegmental reflex actions from a joint sensory organ (CB) to a muscle receptor (MCO) in decapod crustacean limbs
... Imposed changes in length of the coxo-basal chordotonal organ CB alone evoke, in the resting limb, pronounced dynamic alterations in the tonic discharge of the single excitatory motoneur[r] ...
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