Distribution of neurons in functional areas of the mouse cerebral
... used mouse brain atlas, in which the cerebral cortex has been segmented by careful comparison of cytoarchitectonic, connectivity, and functional data (Franklin and Paxinos, 2007). The availability of these cortical subdivision maps, together with the small brain size, makes the mouse cerebral cortex ...
... used mouse brain atlas, in which the cerebral cortex has been segmented by careful comparison of cytoarchitectonic, connectivity, and functional data (Franklin and Paxinos, 2007). The availability of these cortical subdivision maps, together with the small brain size, makes the mouse cerebral cortex ...
The Spinal Cord
... Like the brain, the spinal cord is covered by meninges and bathed in CSF within bony vertebral canal. The spinal cord is divided into segments that correspond to the segments of the bony vertebral column (cervical, thoracic,lumber….).The spinal nerve fibers of the spinal nerves enter and exit the co ...
... Like the brain, the spinal cord is covered by meninges and bathed in CSF within bony vertebral canal. The spinal cord is divided into segments that correspond to the segments of the bony vertebral column (cervical, thoracic,lumber….).The spinal nerve fibers of the spinal nerves enter and exit the co ...
Neurophysiological Mechanisms Underlying Auditory Image
... of neural activity. Thus, these methods are invaluable tools for localizing cognitive functions, and their application to issues of auditory imagery is described below. The temporal properties of neural responses in cognitive tasks are best captured by direct measures of the neural activity. The ele ...
... of neural activity. Thus, these methods are invaluable tools for localizing cognitive functions, and their application to issues of auditory imagery is described below. The temporal properties of neural responses in cognitive tasks are best captured by direct measures of the neural activity. The ele ...
The Neuropsychology of Sigmund Freud
... repeatedly transmitted through the nervous system lowers synaptic resistance (Gerard, 1949, 1950, 1960). Memory is, according to this notion, a grooving or bahnung of transmission pathways in the nervous system. But even here Freud adds his own peculiar twist. He states that every neuron must in gen ...
... repeatedly transmitted through the nervous system lowers synaptic resistance (Gerard, 1949, 1950, 1960). Memory is, according to this notion, a grooving or bahnung of transmission pathways in the nervous system. But even here Freud adds his own peculiar twist. He states that every neuron must in gen ...
STRUCTURE AND FUNCTION OF VISUAL AREA MT
... and the idea that different visual areas constitute highly specialized representations of visual information. MT has also proven to be a fertile culture dish—full of direction- and disparity-selective neurons— exploited by many labs to study the neural circuits underlying computations of motion and ...
... and the idea that different visual areas constitute highly specialized representations of visual information. MT has also proven to be a fertile culture dish—full of direction- and disparity-selective neurons— exploited by many labs to study the neural circuits underlying computations of motion and ...
Chapter 7 - Psychology
... afferent neurons - are also called sensory neurons. They relay information from the sense organs (e.g., touch) toward the brain. efferent neurons - are also called motor neurons. They carry neural impulses from the brain to the muscles. primary afferents - Are specialized sensory neurons in the skin ...
... afferent neurons - are also called sensory neurons. They relay information from the sense organs (e.g., touch) toward the brain. efferent neurons - are also called motor neurons. They carry neural impulses from the brain to the muscles. primary afferents - Are specialized sensory neurons in the skin ...
Ominous odors: olfactory control of instinctive fear and aggression in
... lesions, microstimulation, and immediate early gene (IEG) expression. Areas shown in gray are only implicated by anatomy. Although braces depict the forebrain regions receiving direct projections from both second order olfactory areas, most anatomical details between brain regions are not shown for ...
... lesions, microstimulation, and immediate early gene (IEG) expression. Areas shown in gray are only implicated by anatomy. Although braces depict the forebrain regions receiving direct projections from both second order olfactory areas, most anatomical details between brain regions are not shown for ...
Genetic Diversity of Principal Neurons in the Hippocampus
... One famous example is the case of HM. In this case, most of the hippocampus of the patient had to be removed because of epilepsy. After the surgery, early memories were normal and there was no impairment of personality or general intelligence. However, new long-term memory was not acquired (Scoville ...
... One famous example is the case of HM. In this case, most of the hippocampus of the patient had to be removed because of epilepsy. After the surgery, early memories were normal and there was no impairment of personality or general intelligence. However, new long-term memory was not acquired (Scoville ...
Desired EEG Signals For Detecting Brain Tumor Using Indu Sekhar Samant
... physiological functioning of the brain as a whole both at the time of initial diagnosis or as part of a long term management of the patient. ...
... physiological functioning of the brain as a whole both at the time of initial diagnosis or as part of a long term management of the patient. ...
Grounding conceptual knowledge in modality
... Perceptual similarity also affects property verification [23]. When participants verify mane for pony, they are faster if mane was verified previously for horse than for lion. Verifying mane for horse primes a perceptual form of mane that can be used later to verify mane for pony, whereas verifying ...
... Perceptual similarity also affects property verification [23]. When participants verify mane for pony, they are faster if mane was verified previously for horse than for lion. Verifying mane for horse primes a perceptual form of mane that can be used later to verify mane for pony, whereas verifying ...
Guzowski et al - Psychology and Neuroscience
... pyramidal cell subsets upon sequential visits to two different environments. Although the factors that cause a given pyramidal cell to fire in a particular location are complex and only partially understood14–18, the present findings provide strong support for the conclusion that the experience-depe ...
... pyramidal cell subsets upon sequential visits to two different environments. Although the factors that cause a given pyramidal cell to fire in a particular location are complex and only partially understood14–18, the present findings provide strong support for the conclusion that the experience-depe ...
Emotion in the perspective of an integrated nervous system 1
... 2. Emotion and feeling The terms emotion and feeling are usually used interchangeably but I have suggested that they should not be. From a research perspective it is advantageous to use separate terms to designate separable components of this enchained process. The term emotion should be rightfully ...
... 2. Emotion and feeling The terms emotion and feeling are usually used interchangeably but I have suggested that they should not be. From a research perspective it is advantageous to use separate terms to designate separable components of this enchained process. The term emotion should be rightfully ...
Loss of autophagy in the central nervous system causes
... cellular constituents4. Genetic studies using various model organisms have highlighted the importance of autophagy in physiological and pathological events5. The principal role of autophagy is in the supply of nutrients for survival, as shown in yeast6 and early neonatal mice7,8. Autophagy also has ...
... cellular constituents4. Genetic studies using various model organisms have highlighted the importance of autophagy in physiological and pathological events5. The principal role of autophagy is in the supply of nutrients for survival, as shown in yeast6 and early neonatal mice7,8. Autophagy also has ...
Inhibition of central neurons is reduced following acoustic trauma
... carries non-auditory information from the somatosensory, vestibular, and other systems (Itoh et al., 1987; Burian and Gstoettner, 1988; Shore et al., 2000; Ohlrogge et al., 2001). Its somatosensory components have characteristics consistent with the phenomenon of somatic tinnitus, in which manipulat ...
... carries non-auditory information from the somatosensory, vestibular, and other systems (Itoh et al., 1987; Burian and Gstoettner, 1988; Shore et al., 2000; Ohlrogge et al., 2001). Its somatosensory components have characteristics consistent with the phenomenon of somatic tinnitus, in which manipulat ...
In transverse section, the spinal cord features: -
... selective ascending tracts (left) and descending tracts (right). Tracts that decussate in the spinal cord are shown on the left side. Tracks that remain ipsilateral are shown on the right side. Cervical and lumbar levels of the spinal cord have different combinations of tracts because not all tracts ...
... selective ascending tracts (left) and descending tracts (right). Tracts that decussate in the spinal cord are shown on the left side. Tracks that remain ipsilateral are shown on the right side. Cervical and lumbar levels of the spinal cord have different combinations of tracts because not all tracts ...
Memory, Learning, and Synaptic Plasticity
... the number of neurons increases, the number of possible synaptic connections goes up astronomically. Whereas the 5 × 5 matrix in Figure 10–5 has 2(5×5) or ~30 million possible binary codes, a 100 × 100 matrix has 2(100×100) or ~103000 possible binary codes, more than there are atoms in the universe ...
... the number of neurons increases, the number of possible synaptic connections goes up astronomically. Whereas the 5 × 5 matrix in Figure 10–5 has 2(5×5) or ~30 million possible binary codes, a 100 × 100 matrix has 2(100×100) or ~103000 possible binary codes, more than there are atoms in the universe ...
Mitotic Spindle Regulation by Nde1 Controls Cerebral
... Figure 2. Nde1 Homozygous Mutation Results in a Reduction in the Size of the Cerebral Cortex (A) Brain and body weight (mean ⫹ SD) of Nde1⫺/⫺ mice (n ⫽ 16) and their wild-type (n ⫽ 13) and heterozygous (n ⫽ 34) littermates at 6–8 weeks, which shows that the Nde1⫺/⫺ brain is significantly lighter tha ...
... Figure 2. Nde1 Homozygous Mutation Results in a Reduction in the Size of the Cerebral Cortex (A) Brain and body weight (mean ⫹ SD) of Nde1⫺/⫺ mice (n ⫽ 16) and their wild-type (n ⫽ 13) and heterozygous (n ⫽ 34) littermates at 6–8 weeks, which shows that the Nde1⫺/⫺ brain is significantly lighter tha ...
Primate Red Nucleus Discharge Encodes the Dynamics of Limb
... common finding among these studies is that among the signals collected during movement, velocity accounts for a greater percentage of discharge than either position or acceleration (Ashe and Georgopoulos 1994; Gibson et al. 1985b). Gibson and colleagues speculated that an integrator, located in the ...
... common finding among these studies is that among the signals collected during movement, velocity accounts for a greater percentage of discharge than either position or acceleration (Ashe and Georgopoulos 1994; Gibson et al. 1985b). Gibson and colleagues speculated that an integrator, located in the ...
Behavioral and Neural Changes after Gains and Losses of
... outcomes were signaled by gray, blue, and orange feedback rings, respectively. After juice delivery, the animal received two to four free tokens at the onset of the next trial. The outcome of the animal’s choice in a given trial was determined by the payoff matrix of a biased matching pennies game ( ...
... outcomes were signaled by gray, blue, and orange feedback rings, respectively. After juice delivery, the animal received two to four free tokens at the onset of the next trial. The outcome of the animal’s choice in a given trial was determined by the payoff matrix of a biased matching pennies game ( ...
Purves ch. 8 + Kandel ch. 23 - Weizmann Institute of Science
... that lie beneath the dermal ridges. They account for about 25% of the mechanoreceptors of the hand and are particularly dense in the fingertips, lips, and external genitalia. The slowly adapting nerve fiber associated with each Merkel’s disk enlarges into a saucer-shaped ending that is closely appli ...
... that lie beneath the dermal ridges. They account for about 25% of the mechanoreceptors of the hand and are particularly dense in the fingertips, lips, and external genitalia. The slowly adapting nerve fiber associated with each Merkel’s disk enlarges into a saucer-shaped ending that is closely appli ...
Neuronal Interaction Dynamics in Cat Primary Visual Cortex
... (compare Fig. 1). The construction was based on the activity of 178 neurons. DPAs were computed in the time interval between 40 and 65 msec after stimulus onset corresponding to the peak responses in the PSTHs. The activation level is shown in a color scale normalized to maximal activation separatel ...
... (compare Fig. 1). The construction was based on the activity of 178 neurons. DPAs were computed in the time interval between 40 and 65 msec after stimulus onset corresponding to the peak responses in the PSTHs. The activation level is shown in a color scale normalized to maximal activation separatel ...
Why are brain pathways
... With respect to neurons: • Threshold (the magnitude of a stimulus sufficient to depolarize the sensory neuron) • Adequate Stimulus (the form of energy to which a particular sensory cell is most sensitive - light, touch, sound, etc.) • Law of specific nerve energies (depolarization of neurons in a p ...
... With respect to neurons: • Threshold (the magnitude of a stimulus sufficient to depolarize the sensory neuron) • Adequate Stimulus (the form of energy to which a particular sensory cell is most sensitive - light, touch, sound, etc.) • Law of specific nerve energies (depolarization of neurons in a p ...