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Principles of Electrical Currents - Lectures
... Electrodes spaced far apart will penetrate more deeply with less current density Generally the larger the electrode the less density. If a large “dispersive” pad is creating muscle contractions there may be areas of high current concentration and other areas relatively inactive, thus functionally ...
... Electrodes spaced far apart will penetrate more deeply with less current density Generally the larger the electrode the less density. If a large “dispersive” pad is creating muscle contractions there may be areas of high current concentration and other areas relatively inactive, thus functionally ...
The Distribution of Tyrosine Hydroxylase
... fibers were observed in some cortical locations where few or no TH-labeled fibers were present. In other regions, the density of TH-immunoreactive processes far exceeded that of DBH-labeled fibers. These findings indicate that nearly all of the immunoreactive fibers revealed by this anti-TH antiseru ...
... fibers were observed in some cortical locations where few or no TH-labeled fibers were present. In other regions, the density of TH-immunoreactive processes far exceeded that of DBH-labeled fibers. These findings indicate that nearly all of the immunoreactive fibers revealed by this anti-TH antiseru ...
Perceptual and Semantic Contributions to
... 22 500 Hz digitization) of common and readily categorized environmental objects taken from a library of sounds used in our prior studies (c.f. Murray et al. 2006 for a full listing, including details on the psychometrics). From this original library of 120 sound files, 48 were included in the present ...
... 22 500 Hz digitization) of common and readily categorized environmental objects taken from a library of sounds used in our prior studies (c.f. Murray et al. 2006 for a full listing, including details on the psychometrics). From this original library of 120 sound files, 48 were included in the present ...
Human Lateral Geniculate Nucleus and Visual Cortex Respond to
... triangle). The red symbols referring to the lateral geniculate nucleus (LGN) and occipital contacts are projected on a median sagittal view, whereas the blue symbols referring to the fusiform gyrus are represented on a bottom view. The middle part shows the time-frequency power representations at th ...
... triangle). The red symbols referring to the lateral geniculate nucleus (LGN) and occipital contacts are projected on a median sagittal view, whereas the blue symbols referring to the fusiform gyrus are represented on a bottom view. The middle part shows the time-frequency power representations at th ...
Sensory Receptors, Neuronal Circuits for Processing Information
... rate at which the head begins to turn when one runs around a curve. Using this information, a person can predict how much he or she will turn within the next 2 seconds and can adjust the motion of the legs ahead of time to keep from losing balance. Likewise, receptors located in or near the joints h ...
... rate at which the head begins to turn when one runs around a curve. Using this information, a person can predict how much he or she will turn within the next 2 seconds and can adjust the motion of the legs ahead of time to keep from losing balance. Likewise, receptors located in or near the joints h ...
Cerebellum - DENTISTRY 2012
... Cell Types and Afferent Fibers of the Cerebellar Cortex 1. Purkinje Cells - the only output neuron from the cortex utilizes GABA to inhibit neurons in deep cerebellar nuclei 2. Granule Cells- intrinsic cells of cerebellar cortex; use glutamate as an excitatory transmitter; excites Purkinje cells v ...
... Cell Types and Afferent Fibers of the Cerebellar Cortex 1. Purkinje Cells - the only output neuron from the cortex utilizes GABA to inhibit neurons in deep cerebellar nuclei 2. Granule Cells- intrinsic cells of cerebellar cortex; use glutamate as an excitatory transmitter; excites Purkinje cells v ...
article in press - Department of Physiology, Development and
... Fdamped sinusoid_, that is, a sinusoid with a decaying exponential envelope (Patterson, 1994). If the speaker is a man and the vowel is /a/, the four main formants will be around 730, 1090, 2400 and 3300 Hz, and the four streams of glottal pulses will look like those in the upper left-hand panel of ...
... Fdamped sinusoid_, that is, a sinusoid with a decaying exponential envelope (Patterson, 1994). If the speaker is a man and the vowel is /a/, the four main formants will be around 730, 1090, 2400 and 3300 Hz, and the four streams of glottal pulses will look like those in the upper left-hand panel of ...
PHYSIOLOGICAL PSYCHOLOGY B.Sc. Counselling Psychology
... The outer ear consists of the auricle, or pinna, and the external acoustic canal. The external acoustic canal is the fleshy tube that is fitted into the bony tube called the external acoustic meatus. The auricle is the visible fleshy appendage attached to the side of the head. It consists of a carti ...
... The outer ear consists of the auricle, or pinna, and the external acoustic canal. The external acoustic canal is the fleshy tube that is fitted into the bony tube called the external acoustic meatus. The auricle is the visible fleshy appendage attached to the side of the head. It consists of a carti ...
Principles of Electrical Currents
... Electrodes spaced far apart will penetrate more deeply with less current density Generally the larger the electrode the less density. If a large “dispersive” pad is creating muscle contractions there may be areas of high current concentration and other areas relatively inactive, thus functionally ...
... Electrodes spaced far apart will penetrate more deeply with less current density Generally the larger the electrode the less density. If a large “dispersive” pad is creating muscle contractions there may be areas of high current concentration and other areas relatively inactive, thus functionally ...
Comparing neuronal and behavioral thresholds
... Earlier studies in primates have found neurons in the dorsal division of the medial superior temporal area that are tuned for spiral direction [2,3], in a similar manner as middle temporal neurons are tuned for the direction of linear motion [4]. These neurons may play an important role in optic flo ...
... Earlier studies in primates have found neurons in the dorsal division of the medial superior temporal area that are tuned for spiral direction [2,3], in a similar manner as middle temporal neurons are tuned for the direction of linear motion [4]. These neurons may play an important role in optic flo ...
Habituation, sensitization and Pavlovian conditioning
... Identification of the necessary and sufficient conditions for the formation of associations has been a driving influence on learning theory and research. In Pavlovian conditioning, a conditioned stimulus (CS) acquires the ability to trigger a new response by virtue of being paired with an unconditio ...
... Identification of the necessary and sufficient conditions for the formation of associations has been a driving influence on learning theory and research. In Pavlovian conditioning, a conditioned stimulus (CS) acquires the ability to trigger a new response by virtue of being paired with an unconditio ...
lecture 13
... what the authors found was that the proportion of responses devoted to the better choice declined as the absolute values of the reward increased • response on left key = 3 grains/pellets of food • response on right key = 1 grain/pellet of food • the matching law worked in this example, but then th ...
... what the authors found was that the proportion of responses devoted to the better choice declined as the absolute values of the reward increased • response on left key = 3 grains/pellets of food • response on right key = 1 grain/pellet of food • the matching law worked in this example, but then th ...
Neuronal Interaction Dynamics in Cat Primary Visual Cortex
... representation in area 17 of the left hemisphere. Stimuli were always presented to the contralateral eye. Recordings were performed simultaneously with two or three glass-coated platinum electrodes (resistance between 3.5 and 4.5 MV; Thomas Recording), which were advanced with a microstepper. The ba ...
... representation in area 17 of the left hemisphere. Stimuli were always presented to the contralateral eye. Recordings were performed simultaneously with two or three glass-coated platinum electrodes (resistance between 3.5 and 4.5 MV; Thomas Recording), which were advanced with a microstepper. The ba ...
Muscle fiber and motor end plate involvement in the
... and the muscle surface may be a structural compensatory response to a reduced efficiency of impulse transmission or a partial functional denervation induced by the decreased available area of postjunctional synaptic contact. The presence of dense granules between axon and muscle has been reported in ...
... and the muscle surface may be a structural compensatory response to a reduced efficiency of impulse transmission or a partial functional denervation induced by the decreased available area of postjunctional synaptic contact. The presence of dense granules between axon and muscle has been reported in ...
Nerve Cells and Insect Behavior—Studies on Crickets1 This report
... tionships to known behaviors and behavioral dif2. How to improve effective calling ferences among animals? and sound radiation 2. What are the behavioral correlates and causal relationships to known neural differences among anMole crickets have developed tactics to imals? make calling songs more eff ...
... tionships to known behaviors and behavioral dif2. How to improve effective calling ferences among animals? and sound radiation 2. What are the behavioral correlates and causal relationships to known neural differences among anMole crickets have developed tactics to imals? make calling songs more eff ...
Sympathetic Trunk Ganglia
... General visceral sensory neurons monitor these sensations within visceral organs ...
... General visceral sensory neurons monitor these sensations within visceral organs ...
Telepathic Consciousness in Higher Dimensions of Heart, Mind, and
... Before we discuss our awakening to the full message communication of the higher mind in a heart-centered consciousness, we need to describe one other capability of the visible and audible frequencies of language. While we are focusing on the severe limitations of this form of communication as compar ...
... Before we discuss our awakening to the full message communication of the higher mind in a heart-centered consciousness, we need to describe one other capability of the visible and audible frequencies of language. While we are focusing on the severe limitations of this form of communication as compar ...
Cortex Brainstem Spinal Cord Thalamus Cerebellum Basal Ganglia
... first, then larger neurons. Smaller neurons are connected to the slow fatigue resistant fibers and hence slow fibers are activated first. The fast-fatigue resistant fibers are recruited next and finally the fast fibers are recruited. This arrangement makes sense for several reasons: 1) Simplified mo ...
... first, then larger neurons. Smaller neurons are connected to the slow fatigue resistant fibers and hence slow fibers are activated first. The fast-fatigue resistant fibers are recruited next and finally the fast fibers are recruited. This arrangement makes sense for several reasons: 1) Simplified mo ...
Muscle fiber and motor end plate involvement in the
... and the muscle surface may be a structural compensatory response to a reduced efficiency of impulse transmission or a partial functional denervation induced by the decreased available area of postjunctional synaptic contact. The presence of dense granules between axon and muscle has been reported in ...
... and the muscle surface may be a structural compensatory response to a reduced efficiency of impulse transmission or a partial functional denervation induced by the decreased available area of postjunctional synaptic contact. The presence of dense granules between axon and muscle has been reported in ...