7. Nervous Tissue, Overview of the Nervous System.
... produce a number of substances to be transported; and generation of electrical activity is an energy-intensive affair. The nucleus of a neuron is euchromatic, with a prominent nucleolus. In keeping with the activities, the cytoplasm is rich in ribosomes and rER. These organelles fill up almost all t ...
... produce a number of substances to be transported; and generation of electrical activity is an energy-intensive affair. The nucleus of a neuron is euchromatic, with a prominent nucleolus. In keeping with the activities, the cytoplasm is rich in ribosomes and rER. These organelles fill up almost all t ...
Neural Crest - bthsresearch
... – N-cadherin and N-CAM are expressed in neural plate – E-cadherin is expressed in remaining ectoderm – Thus, surface ectoderm and neural plate can’t adhere to each other ...
... – N-cadherin and N-CAM are expressed in neural plate – E-cadherin is expressed in remaining ectoderm – Thus, surface ectoderm and neural plate can’t adhere to each other ...
Computation with Spikes in a Winner-Take-All Network
... the excitatory connections from excitatory neurons to interneurons and the inhibitory connections from interneurons to excitatory neurons. In our model, we assume the forward connections between the excitatory and the inhibitory neurons to be strong, so that each spike of an excitatory neuron trigge ...
... the excitatory connections from excitatory neurons to interneurons and the inhibitory connections from interneurons to excitatory neurons. In our model, we assume the forward connections between the excitatory and the inhibitory neurons to be strong, so that each spike of an excitatory neuron trigge ...
Olfaction in Invertebrates: Manduca. In: Squire LR (ed). Encyclopedia of Neuroscience, vol 7, pp 49-57. Oxford: Academic Press.
... odor stimulation shortly before. Moreover, during the first few minutes after odor presentation, correlations between the spontaneous activity fluctuations suffice to reconstruct the stimulus. These results were interpreted to reflect modifiable fluctuations as substrates for Hebbian reverberations ...
... odor stimulation shortly before. Moreover, during the first few minutes after odor presentation, correlations between the spontaneous activity fluctuations suffice to reconstruct the stimulus. These results were interpreted to reflect modifiable fluctuations as substrates for Hebbian reverberations ...
Hypothalamus
... However, the parvocellular neurons release their secretory products into fenestrated capillaries that drain into the long portal vessels that drain into the anterior lobe. The magnocellular neurons secrete either vasopressin or oxytocin, and are largely concentrated in the supraoptic (SON) and parav ...
... However, the parvocellular neurons release their secretory products into fenestrated capillaries that drain into the long portal vessels that drain into the anterior lobe. The magnocellular neurons secrete either vasopressin or oxytocin, and are largely concentrated in the supraoptic (SON) and parav ...
Binding Mechanisms in Visual Perception
... system is smaller compared with that of more central neurons, this functional difference determines that the early stages of visual perception is primarily focused on local characters of the perceptual objects (Alais et al, 1998). These local features will be processed in the primary visual cortex ( ...
... system is smaller compared with that of more central neurons, this functional difference determines that the early stages of visual perception is primarily focused on local characters of the perceptual objects (Alais et al, 1998). These local features will be processed in the primary visual cortex ( ...
Vesicular glutamate transporter 3
... substantial number of nonserotonergic neurons (Descarries et al., 1982). Numerous studies have revealed that nonserotonergic neurons in the rat DR project to various brain regions (Aznar et al., 2004; Beitz et al., 1986; Datiche et al., 1995; Halberstadt and Balaban, 2006, 2007, 2008; Hay-Schmidt et ...
... substantial number of nonserotonergic neurons (Descarries et al., 1982). Numerous studies have revealed that nonserotonergic neurons in the rat DR project to various brain regions (Aznar et al., 2004; Beitz et al., 1986; Datiche et al., 1995; Halberstadt and Balaban, 2006, 2007, 2008; Hay-Schmidt et ...
Neural analysis of sound frequency in insects
... require detailed measurements of the movements of structures within the inner ear as they respond to sound; such measurements are not yet available. An extensive treatment of the biomechanics of insect hearing is beyond the scope of this brief review. However, several more thorough discussions of th ...
... require detailed measurements of the movements of structures within the inner ear as they respond to sound; such measurements are not yet available. An extensive treatment of the biomechanics of insect hearing is beyond the scope of this brief review. However, several more thorough discussions of th ...
Bad Fish - Groch Biology
... normal rhythm. • put a mixture of charcoal into his stomach to help absorb any chemicals that might still be there. ...
... normal rhythm. • put a mixture of charcoal into his stomach to help absorb any chemicals that might still be there. ...
Evaluation of ventral root reimplantation as a treatment of
... While peripheral nerve neurotmesis can be treated with a good functional outcome using routine surgical principles for peripheral nerve injuries [14], root avulsion was until now beyond repair, not only because of the size of the gap separating the spinal cord from the avulsed rootlets, but also bec ...
... While peripheral nerve neurotmesis can be treated with a good functional outcome using routine surgical principles for peripheral nerve injuries [14], root avulsion was until now beyond repair, not only because of the size of the gap separating the spinal cord from the avulsed rootlets, but also bec ...
12-4 Membrane Potential
... o Includes all somatic motor neurons that innervate skeletal muscles 2. Autonomic (visceral) nervous system (ANS) o Visceral motor neurons innervate all other peripheral effectors Smooth muscle, cardiac muscle, glands, adipose tissue ...
... o Includes all somatic motor neurons that innervate skeletal muscles 2. Autonomic (visceral) nervous system (ANS) o Visceral motor neurons innervate all other peripheral effectors Smooth muscle, cardiac muscle, glands, adipose tissue ...
Void fraction and flow regime determination by means of MCNP
... in a special regime type and the obtained corresponding spectra. There are some clear peaks in the spectra: for detectors at 180° and 140°, the two peaks of 50 and 59.5 keV are selected as network inputs and for other detectors laying outside of beam collimation, the peak of 50 keV is chosen. These ...
... in a special regime type and the obtained corresponding spectra. There are some clear peaks in the spectra: for detectors at 180° and 140°, the two peaks of 50 and 59.5 keV are selected as network inputs and for other detectors laying outside of beam collimation, the peak of 50 keV is chosen. These ...
Astrocyteneuron interaction in the substantia gelatinosa of the spinal
... was 290.0 6 47.5 and 699.2 6 75.1 MX, respectively. The rather high Rm values indicate that both cell types were small and astrocytes were probably not or only to a minor extent interconnected by lowresistance pathways. Then, the holding potentials of the astrocytes (280 mV) and neurons (270 mV) wer ...
... was 290.0 6 47.5 and 699.2 6 75.1 MX, respectively. The rather high Rm values indicate that both cell types were small and astrocytes were probably not or only to a minor extent interconnected by lowresistance pathways. Then, the holding potentials of the astrocytes (280 mV) and neurons (270 mV) wer ...
Adaptation of Firing Rate and Spike
... information, encoded in the timing of spikes, bilaterally to nucleus laminaris (NL) (Young and Rubel, 1983; Sullivan and Konishi, 1984; Carr and Konishi, 1990). Coincidence detector neurons in NL convert this information into a place code of horizontal sound location. The monaural ITD pathway is des ...
... information, encoded in the timing of spikes, bilaterally to nucleus laminaris (NL) (Young and Rubel, 1983; Sullivan and Konishi, 1984; Carr and Konishi, 1990). Coincidence detector neurons in NL convert this information into a place code of horizontal sound location. The monaural ITD pathway is des ...
Spontaneous activity and functional connectivity in the developing
... Del Rio-Bermudez C, Plumeau AM, Sattler NJ, Sokoloff G, Blumberg MS. Spontaneous activity and functional connectivity in the developing cerebellorubral system. J Neurophysiol 116: 1316 –1327, 2016. First published July 6, 2016; doi:10.1152/jn.00461.2016.—The development of the cerebellar system depe ...
... Del Rio-Bermudez C, Plumeau AM, Sattler NJ, Sokoloff G, Blumberg MS. Spontaneous activity and functional connectivity in the developing cerebellorubral system. J Neurophysiol 116: 1316 –1327, 2016. First published July 6, 2016; doi:10.1152/jn.00461.2016.—The development of the cerebellar system depe ...
Deep Neural Networks for Anatomical Brain Segmentation
... all distances we increase the robustness of the resulting segmentation to noise, which is confirmed by our experimental results. Although these distances can be computed exactly using the training data set, for which all the centroids are known, they are unknown on new brains before any segmentation ...
... all distances we increase the robustness of the resulting segmentation to noise, which is confirmed by our experimental results. Although these distances can be computed exactly using the training data set, for which all the centroids are known, they are unknown on new brains before any segmentation ...
Organization of acetylcholine-containing structures in the cranial
... into two major groups which were connected together, and the nucleus as a whole was semilunar in shape (Figure 6b). The first group was placed more dorsally near the fourth ventricle, while the second group was located ventrolaterally from the first one. All the stained neurons showed the same, mode ...
... into two major groups which were connected together, and the nucleus as a whole was semilunar in shape (Figure 6b). The first group was placed more dorsally near the fourth ventricle, while the second group was located ventrolaterally from the first one. All the stained neurons showed the same, mode ...
Stimulation Within the Rostral Ventrolateral Medulla Can Evoke
... Deuchars, Susan A., K. Michael Spyer, and Michael P. Gilbey. Stimulation within the rostral ventrolateral medulla can evoke monosynaptic GABAergic IPSPs in sympathetic preganglionic neurons in vitro. J. Neurophysiol. 77: 229–235, 1997. The inhibitory responses of identified sympathetic preganglionic ...
... Deuchars, Susan A., K. Michael Spyer, and Michael P. Gilbey. Stimulation within the rostral ventrolateral medulla can evoke monosynaptic GABAergic IPSPs in sympathetic preganglionic neurons in vitro. J. Neurophysiol. 77: 229–235, 1997. The inhibitory responses of identified sympathetic preganglionic ...
Principles of Neural Science
... the putamen. The putamen is thus an important site for integration of movement related and sensory feedback information related to movement. The putamen receives topographic projections from the primary motor cortex and premotor areas, including the arcuate premotor area and the supplementary motor ...
... the putamen. The putamen is thus an important site for integration of movement related and sensory feedback information related to movement. The putamen receives topographic projections from the primary motor cortex and premotor areas, including the arcuate premotor area and the supplementary motor ...
Document
... smoothes contractions of skeletal muscles during skilled movements and helps maintain posture and balance. ...
... smoothes contractions of skeletal muscles during skilled movements and helps maintain posture and balance. ...