Hindbrain catecholamine neurons mediate
... During the test, the liquid food was infused through the silastic tubing at a rate of 0.95 ml/min. The milk was infused in successive 5-min cycles, separated by a 1-min rest, until the rat allowed the milk to drip out of its mouth for a continuous 30-s period. At this point, the rat was determined t ...
... During the test, the liquid food was infused through the silastic tubing at a rate of 0.95 ml/min. The milk was infused in successive 5-min cycles, separated by a 1-min rest, until the rat allowed the milk to drip out of its mouth for a continuous 30-s period. At this point, the rat was determined t ...
Laboratory Guide - Sites@Duke
... Neuroanatomy is a complex subject. The wealth of anatomical detail discovered and described over the past century is staggering. With the constant introduction of powerful new neuroanatomical techniques, more details are arriving at an increasing rate, and there seems to be no end in sight. Fortunat ...
... Neuroanatomy is a complex subject. The wealth of anatomical detail discovered and described over the past century is staggering. With the constant introduction of powerful new neuroanatomical techniques, more details are arriving at an increasing rate, and there seems to be no end in sight. Fortunat ...
Neural Syntax: Cell Assemblies, Synapsembles, and
... Palm, 1982, 1987). The chaining of such assemblies by some internal mechanisms (Hebb’s ‘‘phase sequences’’), in turn, would provide the basis by which complex cognitive processes, such as memory recall, thinking, planning, and decision making, could flow independently of direct control from the envi ...
... Palm, 1982, 1987). The chaining of such assemblies by some internal mechanisms (Hebb’s ‘‘phase sequences’’), in turn, would provide the basis by which complex cognitive processes, such as memory recall, thinking, planning, and decision making, could flow independently of direct control from the envi ...
brain computer interaction elg5121 (multimedia communication)
... Scientists from Germany, Israel, Korea, the United Kingdom, and the United States have performed combined experiments: ...
... Scientists from Germany, Israel, Korea, the United Kingdom, and the United States have performed combined experiments: ...
The Teen Brain on Marijuana
... hundreds of different chemicals which have been labeled “cannabinoids.” We don’t know what they all do yet because the focus of research to date has been on the chemical that was found to be the main cause of the psychoactive effects of marijuana. ...
... hundreds of different chemicals which have been labeled “cannabinoids.” We don’t know what they all do yet because the focus of research to date has been on the chemical that was found to be the main cause of the psychoactive effects of marijuana. ...
Index of compounds with data indicating they either cross or do not
... controversial issue and one that is not totally understood, there seems to be two primary issues in this regard. One is whether the chemotherapeutic agent or the biological agent can be absorbed int ...
... controversial issue and one that is not totally understood, there seems to be two primary issues in this regard. One is whether the chemotherapeutic agent or the biological agent can be absorbed int ...
Time Is Brain—Quantified
... time window in which reperfusion is beneficial extends to at least 6 hours.13,14,15 This estimate is a lower bound because these trials used agents that achieve effective recanalization in only a proportion of patients and harm others by producing intracerebral hemorrhage. An agent that achieved ins ...
... time window in which reperfusion is beneficial extends to at least 6 hours.13,14,15 This estimate is a lower bound because these trials used agents that achieve effective recanalization in only a proportion of patients and harm others by producing intracerebral hemorrhage. An agent that achieved ins ...
Brain-implantable biomimetic electronics as the next era in neural
... approach to the problem. Information in the hippocampus and all other parts of the brain is coded in terms of variation in the sequence of all-or-none, point-process (spike) events, or temporal pattern (for multiple neurons, variation in the spatio-temporal pattern). The essential signal processing ...
... approach to the problem. Information in the hippocampus and all other parts of the brain is coded in terms of variation in the sequence of all-or-none, point-process (spike) events, or temporal pattern (for multiple neurons, variation in the spatio-temporal pattern). The essential signal processing ...
Long-term use of psychedelic drugs is associated with differences in
... directly by the researchers. Inclusion criteria were: (a) use of ayahuasca at least 50 times in the previous two years; (b) no personal history of psychiatric or neurological disorders; (c) lifetime use of cannabis on twenty occasions or less; (d) lifetime use of other drugs on ten occasions or less ...
... directly by the researchers. Inclusion criteria were: (a) use of ayahuasca at least 50 times in the previous two years; (b) no personal history of psychiatric or neurological disorders; (c) lifetime use of cannabis on twenty occasions or less; (d) lifetime use of other drugs on ten occasions or less ...
Understanding Structural-Functional Relationships in the Human
... of the human brain and emphasizes the important role of large-scale brain networks in the understanding of structuralfunctional associations. Future research directions related to this topic are also proposed. Keywords functional connectivity, structural connectivity, module, rich club, graph theory ...
... of the human brain and emphasizes the important role of large-scale brain networks in the understanding of structuralfunctional associations. Future research directions related to this topic are also proposed. Keywords functional connectivity, structural connectivity, module, rich club, graph theory ...
- Warwick WRAP
... Results: Here we examined the intrinsic relationships between metabolism, body-brain size ratios and neuronal densities of both endothermic and ectothermic animals. We formulated a general model to elucidate the key factors that correlate with brain enlargement, and the origin of allometric body-bra ...
... Results: Here we examined the intrinsic relationships between metabolism, body-brain size ratios and neuronal densities of both endothermic and ectothermic animals. We formulated a general model to elucidate the key factors that correlate with brain enlargement, and the origin of allometric body-bra ...
Huffman PowerPoint Slides
... • The synapse is the junction between an axon terminal and an adjacent dendrite • Neurotransmitters are released from the axon terminal in response to an action potential into the synapse – The molecules diffuse across the synapse – NT molecules interact with receptors to alter the potential of the ...
... • The synapse is the junction between an axon terminal and an adjacent dendrite • Neurotransmitters are released from the axon terminal in response to an action potential into the synapse – The molecules diffuse across the synapse – NT molecules interact with receptors to alter the potential of the ...
Sample
... 21. When a neuron fires, it fires in a(n) ________ fashion, because there is no such thing as “partial” firing. a) all-or-none Correct. This is the term used to describe how neurons fire according to the book. b) rapid fire c) accidental patterned d) quick succession Incorrect. This is not the term ...
... 21. When a neuron fires, it fires in a(n) ________ fashion, because there is no such thing as “partial” firing. a) all-or-none Correct. This is the term used to describe how neurons fire according to the book. b) rapid fire c) accidental patterned d) quick succession Incorrect. This is not the term ...
The Neural Architecture Underlying Habit Learning: An Evolving
... them — from morning routines to evening routines. These, of course, are individual habits; but we all share in rituals and habits that are social and even societal. These rituals are like threads running through the history of mankind (Fig. 1); once shared as cultural habits, they can have great pow ...
... them — from morning routines to evening routines. These, of course, are individual habits; but we all share in rituals and habits that are social and even societal. These rituals are like threads running through the history of mankind (Fig. 1); once shared as cultural habits, they can have great pow ...
The Impact of Prior Experience With Cross-Modal
... refers to the general increase in the number of action potentials measured when a second modality is presented to a cell doing MI, while depression refers to the general decrease in the number of action potentials. Meredith and Stein (1983) demonstrated that a sensory stimulus (light) presented to a ...
... refers to the general increase in the number of action potentials measured when a second modality is presented to a cell doing MI, while depression refers to the general decrease in the number of action potentials. Meredith and Stein (1983) demonstrated that a sensory stimulus (light) presented to a ...
Cell type-specific pharmacology of NMDA receptors using masked
... regulated by receptors on the surface of brain cells called N-Methyl-D-aspartate receptors (or NMDA receptors for short). These receptors help to strengthen signals between brain cells, which allows a new concept or action to be learned. However, it has been difficult to pin down how the role of NMD ...
... regulated by receptors on the surface of brain cells called N-Methyl-D-aspartate receptors (or NMDA receptors for short). These receptors help to strengthen signals between brain cells, which allows a new concept or action to be learned. However, it has been difficult to pin down how the role of NMD ...
Forecasting & Demand Planner Module 4 – Basic Concepts
... Neural Networks • During the 50’s and 60’s many researchers worked on the perceptron amidst great excitement. • 1969 saw the death of neural network research for about 15 years – Minsky & Papert • Only in the mid 80’s (Parker and LeCun) was interest revived (in fact Werbos discovered algorithm in 1 ...
... Neural Networks • During the 50’s and 60’s many researchers worked on the perceptron amidst great excitement. • 1969 saw the death of neural network research for about 15 years – Minsky & Papert • Only in the mid 80’s (Parker and LeCun) was interest revived (in fact Werbos discovered algorithm in 1 ...
PDF file
... sensors and its effectors without using the handcrafted (or genespecified) content or the handcrafted boundaries for concepts about the extra-body environments. Almassy, Edelman, and Sporns (1998), further refined in Sporns et al. (1999), proposed a neuromorphic architecture for learning primary and ...
... sensors and its effectors without using the handcrafted (or genespecified) content or the handcrafted boundaries for concepts about the extra-body environments. Almassy, Edelman, and Sporns (1998), further refined in Sporns et al. (1999), proposed a neuromorphic architecture for learning primary and ...
12 Brain injury, mental disorders and substance use
... A number of motor, sensory and cognitive deficits overlap with the vegetative features of depression and may lead to over-diagnosis of depression. Similarly, there is significant symptom overlap with post-concussive syndrome(505). Feelings of hopelessness, worthlessness and anhedonia which are more ...
... A number of motor, sensory and cognitive deficits overlap with the vegetative features of depression and may lead to over-diagnosis of depression. Similarly, there is significant symptom overlap with post-concussive syndrome(505). Feelings of hopelessness, worthlessness and anhedonia which are more ...
- Journal of Clinical Investigation
... occur more frequently in hyponatremic patients with a higher correction rate of serum sodium. In experimental animals, including rats (6, 7), rabbits (8), and dogs (9), rapid correction of hyponatremia has been shown persistently resulting in demyelinative lesions. However, not all investigators agr ...
... occur more frequently in hyponatremic patients with a higher correction rate of serum sodium. In experimental animals, including rats (6, 7), rabbits (8), and dogs (9), rapid correction of hyponatremia has been shown persistently resulting in demyelinative lesions. However, not all investigators agr ...
Cellular scaling rules for the brain of afrotherians
... features that may have defined and distinguished mammalian groups in evolution. Keywords: evolution, glia-neuron ratio, numbers of neurons, cortical expansion, gyrification ...
... features that may have defined and distinguished mammalian groups in evolution. Keywords: evolution, glia-neuron ratio, numbers of neurons, cortical expansion, gyrification ...
How the body controls brain temperature: the temperature shielding
... Major mechanisms responsible for body temperature regulation in mammals are well known (see, for example, Ref. 28). In our experiments, the body temperature was kept constant by circulating warm water as described in MATERIALS AND METHODS. Blood flow acts as a heat exchanger with pipes (blood vessel ...
... Major mechanisms responsible for body temperature regulation in mammals are well known (see, for example, Ref. 28). In our experiments, the body temperature was kept constant by circulating warm water as described in MATERIALS AND METHODS. Blood flow acts as a heat exchanger with pipes (blood vessel ...
Rhythms of Waking and Sleep 2 Day Circadian Examples
... • Comes from a special group of ganglion cells that have their own photopigment called melanopsin. • These cells respond directly to light and do not require any input from the rods or cones. ...
... • Comes from a special group of ganglion cells that have their own photopigment called melanopsin. • These cells respond directly to light and do not require any input from the rods or cones. ...
Forelimb use after focal cerebral ischemia in rats treated with an a2
... probe (Harvard Homeothermic Blanket Control Unit, 507061). After 120 min of MCA occlusion, the filament was removed and the external carotid artery was permanently closed by electrocoagulation. In the present study, blood pressure or blood gases were not measured, because cannulation of a femoral ar ...
... probe (Harvard Homeothermic Blanket Control Unit, 507061). After 120 min of MCA occlusion, the filament was removed and the external carotid artery was permanently closed by electrocoagulation. In the present study, blood pressure or blood gases were not measured, because cannulation of a femoral ar ...
Chapter 7 - Bakersfield College
... projects to the insula and the orbitofrontal cortex • Olfactory signals are interpreted as odor identification, motivation, emotion, and memory ...
... projects to the insula and the orbitofrontal cortex • Olfactory signals are interpreted as odor identification, motivation, emotion, and memory ...