Part 2 - Dimon Institute
... are restored, the stretch reflexes are stimulated, and the muscular system regains its automatic, buoyant support. Stretch reflexes, then, do not work independently of the condition of muscles, but only function properly when muscles are elastically supporting the skeleton. If this network is not op ...
... are restored, the stretch reflexes are stimulated, and the muscular system regains its automatic, buoyant support. Stretch reflexes, then, do not work independently of the condition of muscles, but only function properly when muscles are elastically supporting the skeleton. If this network is not op ...
CENTRAL NERVOUS SYSTEM NEURONAL MIGRATION
... period, a wave of secondary neurogenesis produces huge numbers of interneurons destined for the cerebellar cortex, the hippocampal formation, and the olfactory bulb. Molecular analysis of the genes that mark stages of secondary neurogenesis show similar expression patterns of a number of genes. Thus ...
... period, a wave of secondary neurogenesis produces huge numbers of interneurons destined for the cerebellar cortex, the hippocampal formation, and the olfactory bulb. Molecular analysis of the genes that mark stages of secondary neurogenesis show similar expression patterns of a number of genes. Thus ...
R eelin is expressed in the accessory olfactory system, but is not a
... system it does not act as a guidance cue. Reelin is most widely studied for its role in neuronal migration and organization of the cerebral cortex. However, recent data indicates that Reelin may act as a guidance cue in other parts of the central nervous system. Del Rio et al. [6] suggest that Reeli ...
... system it does not act as a guidance cue. Reelin is most widely studied for its role in neuronal migration and organization of the cerebral cortex. However, recent data indicates that Reelin may act as a guidance cue in other parts of the central nervous system. Del Rio et al. [6] suggest that Reeli ...
The Reflex Arc and Reflexes Lab
... A reflex arc represents the simplest type of nerve pathway found in the nervous system. This pathway begins with a receptor at the dendrite end of a sensory (afferent) neuron. The sensory neuron leads into the central nervous system and may communicate with one or more interneurons. Some of these in ...
... A reflex arc represents the simplest type of nerve pathway found in the nervous system. This pathway begins with a receptor at the dendrite end of a sensory (afferent) neuron. The sensory neuron leads into the central nervous system and may communicate with one or more interneurons. Some of these in ...
Course of spinocerebellar axons in the ventral and lateral funiculi of
... two cases (C253 and C256) had injections covering sublobules VIIB, VIIIA and VIIIB, and parts of the termination area in the paramedian lobule, most prominently in one of them (C253). In this case, the medial part of dorsal paraflocculus was involved too. In both of these cases there was also a slig ...
... two cases (C253 and C256) had injections covering sublobules VIIB, VIIIA and VIIIB, and parts of the termination area in the paramedian lobule, most prominently in one of them (C253). In this case, the medial part of dorsal paraflocculus was involved too. In both of these cases there was also a slig ...
Leech Heart CPG
... The hyperpolariztion-activated cation current accounts for the ability of the inhibited neuron to escape from inhibition. Essentially, it works with the persistent Na+ current to depolarize the inhibited neuron. When this neuron escapes inhibition, it then inhibits the currently bursting neuron. Th ...
... The hyperpolariztion-activated cation current accounts for the ability of the inhibited neuron to escape from inhibition. Essentially, it works with the persistent Na+ current to depolarize the inhibited neuron. When this neuron escapes inhibition, it then inhibits the currently bursting neuron. Th ...
Comparative molecular neuroanatomy of mammalian neocortex
... homologous? If they are, to what extent and how are they similar or different? We are trying to answer these questions by identifying the homologous neuronal types common to various areas and species. Toward this goal, we started to classify the cortical pyramidal neurons by expression of particular ...
... homologous? If they are, to what extent and how are they similar or different? We are trying to answer these questions by identifying the homologous neuronal types common to various areas and species. Toward this goal, we started to classify the cortical pyramidal neurons by expression of particular ...
Limbic System
... The medial surfaces of the telencephalon and diencephalon are illustrated in the top panel. Below is a “cut-away” view of diencephalic and telencephalic nuclei and tracts. Use these two illustrations to familiarize yourself with the key structures of the limbic system. On the medial brain surface, i ...
... The medial surfaces of the telencephalon and diencephalon are illustrated in the top panel. Below is a “cut-away” view of diencephalic and telencephalic nuclei and tracts. Use these two illustrations to familiarize yourself with the key structures of the limbic system. On the medial brain surface, i ...
NAlab13_LimbicSystem..
... The medial surfaces of the telencephalon and diencephalon are illustrated in the top panel. Below is a “cut-away” view of diencephalic and telencephalic nuclei and tracts. Use these two illustrations to familiarize yourself with the key structures of the limbic system. On the medial brain surface, i ...
... The medial surfaces of the telencephalon and diencephalon are illustrated in the top panel. Below is a “cut-away” view of diencephalic and telencephalic nuclei and tracts. Use these two illustrations to familiarize yourself with the key structures of the limbic system. On the medial brain surface, i ...
Target neuron prespecification in the olfactory map of Drosophila
... letters to nature antennal lobe send dendrites into glomeruli and axons to higher brain centres4, thereby transferring this odour map further into the brain. Here we use the MARCM method5 to perform a systematic clonal analysis of projection neurons, allowing us to correlate lineage and birth time ...
... letters to nature antennal lobe send dendrites into glomeruli and axons to higher brain centres4, thereby transferring this odour map further into the brain. Here we use the MARCM method5 to perform a systematic clonal analysis of projection neurons, allowing us to correlate lineage and birth time ...
Visual Motion-Detection Circuits in Flies: Small
... comparison of the depth of any arborizations of a neuron to any other. Interspecific comparisons can be standardized among species by using this principle. For example, in all species, the terminals of the L1 large lamina monopolar cell occur at the same depth as the outer dendritic processes of the ...
... comparison of the depth of any arborizations of a neuron to any other. Interspecific comparisons can be standardized among species by using this principle. For example, in all species, the terminals of the L1 large lamina monopolar cell occur at the same depth as the outer dendritic processes of the ...
found that in flight, 3D hippocampal place cells had nearly spherical
... during crawling and during free flight. These results are strikingly different from the robust theta-rhythmic spiking of place cells in rodents (1) but are consistent with our previous reports in crawling bats (3, 5). The near absence of theta modulation in the firing of hippocampal place cells in b ...
... during crawling and during free flight. These results are strikingly different from the robust theta-rhythmic spiking of place cells in rodents (1) but are consistent with our previous reports in crawling bats (3, 5). The near absence of theta modulation in the firing of hippocampal place cells in b ...
Dopamine – CNS Pathways and Neurophysiology
... which afferent input has been severed, display a regular pacemaker firing pattern and cannot be made to fire in bursts in response to glutamate agonist administration or alterations in membrane potential alone. Based on the role of Ca2þ and Kþ conductances in the generation of burst firing in vivo, ...
... which afferent input has been severed, display a regular pacemaker firing pattern and cannot be made to fire in bursts in response to glutamate agonist administration or alterations in membrane potential alone. Based on the role of Ca2þ and Kþ conductances in the generation of burst firing in vivo, ...
Electrical Interactions via the Extracellular Potential Near Cell Bodies
... Figure 3. Field potentials in a plane around the simulated layer V cortical pyramidal cell. x and y-axes are in units of µm. Each trace is the potential as a function of time at a point located at the center of the trace. Note the different voltage scales indicated by the different colors of traces. ...
... Figure 3. Field potentials in a plane around the simulated layer V cortical pyramidal cell. x and y-axes are in units of µm. Each trace is the potential as a function of time at a point located at the center of the trace. Note the different voltage scales indicated by the different colors of traces. ...
THE NEUROMUSCULAR SYSTEM CHAPTER 5: 1.3.1 The
... • Axon transmits neural impulse away from the cell body towards other neurones or effector cells such as muscle fibres. • Achieved via depolarisation of axon membrane to produce action potential. • An action potential travels down axon via saltatory conduction. • Acetylcholine enables the electr ...
... • Axon transmits neural impulse away from the cell body towards other neurones or effector cells such as muscle fibres. • Achieved via depolarisation of axon membrane to produce action potential. • An action potential travels down axon via saltatory conduction. • Acetylcholine enables the electr ...
Read as PDF
... innervates the periphery, whereas the lateral process is the primary point of contact with the B8 neurons (Rosen et al. 2000b). If peripherally generated spikes are to propagate from the medial process to the lateral process, impulses must be conducted through the relatively inexcitable somatic regi ...
... innervates the periphery, whereas the lateral process is the primary point of contact with the B8 neurons (Rosen et al. 2000b). If peripherally generated spikes are to propagate from the medial process to the lateral process, impulses must be conducted through the relatively inexcitable somatic regi ...
Systems memory consolidation in Drosophila
... time passes after training, memories become less easily retrieved, but also become progressively more stable in the face of experimental perturbations. This process is referred to as consolidation. But the term has been used to describe two different biological processes whose relationship is poorly ...
... time passes after training, memories become less easily retrieved, but also become progressively more stable in the face of experimental perturbations. This process is referred to as consolidation. But the term has been used to describe two different biological processes whose relationship is poorly ...
Assessing similarity to primary tissue and cortical layer identity in
... identities and develop functional synapses (2–6). Most transcriptomic studies of iPSC-derived cortical neurons have examined expression in samples pooled from a whole population of cells so would miss potential cell type-specific or layer-specific effects (7,8). The development of single-cell gene exp ...
... identities and develop functional synapses (2–6). Most transcriptomic studies of iPSC-derived cortical neurons have examined expression in samples pooled from a whole population of cells so would miss potential cell type-specific or layer-specific effects (7,8). The development of single-cell gene exp ...
GustOlf9
... IX, X also have branches which serve arterial bp receptors in carotid sinus, aortic arch. X respiratory structures, GIT (rostral to splenic flexture) – pseudounipolar neurons, much like 1° afferents for somatic sensory system. Both systems come together in the ganglion located just outside the bra ...
... IX, X also have branches which serve arterial bp receptors in carotid sinus, aortic arch. X respiratory structures, GIT (rostral to splenic flexture) – pseudounipolar neurons, much like 1° afferents for somatic sensory system. Both systems come together in the ganglion located just outside the bra ...
Sample
... 11) The portion of a neuron that carries a signal toward the cell body is the A) soma. B) axon terminal. C) presynaptic membrane. D) dendrite. E) glial membrane. Answer: D Diff: 1 Page Ref: 21-22 Objective: Factual LO: 2.1 APA:1.1 12) The physical gap between two nerve cells across which messages a ...
... 11) The portion of a neuron that carries a signal toward the cell body is the A) soma. B) axon terminal. C) presynaptic membrane. D) dendrite. E) glial membrane. Answer: D Diff: 1 Page Ref: 21-22 Objective: Factual LO: 2.1 APA:1.1 12) The physical gap between two nerve cells across which messages a ...
Continuous and Overlapping Expression Domains of Odorant
... with DiI from any point on the lateral OB. ...
... with DiI from any point on the lateral OB. ...
Strasbourg, 15 April 1996 - Neurobiology and Developmental
... Title: “PSD95 scaffolding of vascular K+ channels in hypertension” (NIH RePORTER Abstract). This project will investigate a novel scaffolding molecule in the muscle cells of small cerebral arteries that may ensure that potassium channels are expressed in adequate numbers and in the right location in ...
... Title: “PSD95 scaffolding of vascular K+ channels in hypertension” (NIH RePORTER Abstract). This project will investigate a novel scaffolding molecule in the muscle cells of small cerebral arteries that may ensure that potassium channels are expressed in adequate numbers and in the right location in ...
Localization of the GABA, Receptor in the Rat Brain with a
... nigra, dorsolateral and medium geniculate nuclei, and the lateral posterior thalamic nucleus, among other areas, were rich in GABA, receptor immunoreactivity. In the cerebellum the granule cell layer had more immunoreactivity than did the molecular layer. In the hippocampus the receptor was most abu ...
... nigra, dorsolateral and medium geniculate nuclei, and the lateral posterior thalamic nucleus, among other areas, were rich in GABA, receptor immunoreactivity. In the cerebellum the granule cell layer had more immunoreactivity than did the molecular layer. In the hippocampus the receptor was most abu ...
PDF - Center for Neural Science
... recurrent excitation (Wang et al., 2011a). The idea of reverberation is made precise in theoretical work where persistent activity is described as “dynamical attractors” (Amari, 1977; Amit, 1995; Wang, 2001). The mathematical term “attractor” simply means any self-sustained and stable state of a dyn ...
... recurrent excitation (Wang et al., 2011a). The idea of reverberation is made precise in theoretical work where persistent activity is described as “dynamical attractors” (Amari, 1977; Amit, 1995; Wang, 2001). The mathematical term “attractor” simply means any self-sustained and stable state of a dyn ...
Lecture 12b - Spinal Cord
... • Area is monitored by a single receptor cell • The larger the receptive field, the more difficult it is to localize a stimulus ...
... • Area is monitored by a single receptor cell • The larger the receptive field, the more difficult it is to localize a stimulus ...