FUNCTIONAL COGNITIVE NETWORKS IN PRIMATES
... The vertebrate brain evolved through a long line of steps of neuronal assembly, including worms and chordates. Along this line, certain organizational principles were established, such as sensory analyses occurring dorsally, motor direction occupying a ventral position, and autonomic function lying ...
... The vertebrate brain evolved through a long line of steps of neuronal assembly, including worms and chordates. Along this line, certain organizational principles were established, such as sensory analyses occurring dorsally, motor direction occupying a ventral position, and autonomic function lying ...
Early posterior neural tissue is induced by FGF in the
... the neural programme could be the induction of cash4 by FGF signals. A number of FGFs are expressed in the anterior primitive streak when neural induction is taking place (FGF2, FGF3, FGF4, FGF8; Riese et al., 1995; Mahmood et al., 1995a,b; own observations) and might therefore play a role in the in ...
... the neural programme could be the induction of cash4 by FGF signals. A number of FGFs are expressed in the anterior primitive streak when neural induction is taking place (FGF2, FGF3, FGF4, FGF8; Riese et al., 1995; Mahmood et al., 1995a,b; own observations) and might therefore play a role in the in ...
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... that a smaller or larger portion of the tip of the notochord was absent. In other cases the rostral end of the notochord was split into two or was club-shaped. A combination of a split and a club ending has also been seen. In one case the end was connected with the rest of the notochord by only a th ...
... that a smaller or larger portion of the tip of the notochord was absent. In other cases the rostral end of the notochord was split into two or was club-shaped. A combination of a split and a club ending has also been seen. In one case the end was connected with the rest of the notochord by only a th ...
Investigating Early Events in Animal Development
... However, the developing organism is not simply a random assortment of new cell types and organs; these new features always have specific spatial relationships with existing cells and with those that will form later. This development of form is called morphogenesis and results from cell movement and ...
... However, the developing organism is not simply a random assortment of new cell types and organs; these new features always have specific spatial relationships with existing cells and with those that will form later. This development of form is called morphogenesis and results from cell movement and ...
Nerve activates contraction
... There is a pair of spinal nerves at the level of each vertebrae for a total of 31 pairs Spinal nerves are formed by the combination of the ventral and dorsal roots of the spinal cord Spinal nerves are named for the region from which they arise ...
... There is a pair of spinal nerves at the level of each vertebrae for a total of 31 pairs Spinal nerves are formed by the combination of the ventral and dorsal roots of the spinal cord Spinal nerves are named for the region from which they arise ...
Lecture Slides - Austin Community College
... • Performs the most complex neural functions • Intelligence • Consciousness • Memory • Sensory-motor integration • Involved in innervation of the head ...
... • Performs the most complex neural functions • Intelligence • Consciousness • Memory • Sensory-motor integration • Involved in innervation of the head ...
Wiring optimization can relate neuronal structure and function
... network. The actual ordering of ganglia in Caenorhabditis elegans (20) and the arrangement of areas in the prefrontal cortex in the macaque (27) were found in this manner to have the shortest total wiring. Unfortunately, this brute force method is impractical for all but the smallest networks (numbe ...
... network. The actual ordering of ganglia in Caenorhabditis elegans (20) and the arrangement of areas in the prefrontal cortex in the macaque (27) were found in this manner to have the shortest total wiring. Unfortunately, this brute force method is impractical for all but the smallest networks (numbe ...
Animal Physiology, Chapter 10
... – Innervate smooth and cardiac muscle and glands – Make adjustments to ensure optimal support ...
... – Innervate smooth and cardiac muscle and glands – Make adjustments to ensure optimal support ...
Structural changes of the human superior cervical
... (5, 6). The studies on experimental animals revealed that the cerebral arterial occlusion by extraluminal electrocoagulation induced a marked decrease in the perivascular innervation – including the catecholaminecontaining nerve fibers – of the occluded middle cerebral artery (6). Aging also results ...
... (5, 6). The studies on experimental animals revealed that the cerebral arterial occlusion by extraluminal electrocoagulation induced a marked decrease in the perivascular innervation – including the catecholaminecontaining nerve fibers – of the occluded middle cerebral artery (6). Aging also results ...
The Neural Control of Speech
... speech tasks, such as reading a single syllable. There are three main types of information involved in the production of speech sounds: auditory, somatosensory, and motor, represented in the temporal, parietal, and frontal lobes of the cerebral cortex, respectively. These regions and their interconn ...
... speech tasks, such as reading a single syllable. There are three main types of information involved in the production of speech sounds: auditory, somatosensory, and motor, represented in the temporal, parietal, and frontal lobes of the cerebral cortex, respectively. These regions and their interconn ...
Number, size and distribution of ganglion neurons in urinary bladder
... major urinary arteries. The neuronal pre cursors that colonize the bladder during em bryonic life may penetrate this organ by migrating along the vessels. Should this be so, then the distribution of the intramural neurons may reflect aspects of the migratory process of ganglion cells. In Calomys c ...
... major urinary arteries. The neuronal pre cursors that colonize the bladder during em bryonic life may penetrate this organ by migrating along the vessels. Should this be so, then the distribution of the intramural neurons may reflect aspects of the migratory process of ganglion cells. In Calomys c ...
File
... folds in on itself, rearranging into a three-layered embryo, the gastrula, in a process called gastrulation. During organogenesis, the last major stage of embryonic development, local changes in cell shape and large-scale changes in cell location generate the rudimentary organs from which adult stru ...
... folds in on itself, rearranging into a three-layered embryo, the gastrula, in a process called gastrulation. During organogenesis, the last major stage of embryonic development, local changes in cell shape and large-scale changes in cell location generate the rudimentary organs from which adult stru ...
Sensory5
... DRG neurons transmit sensory info neural signals. Located close to SC in intervertebral foramen: Neurons are pseudounipolar. Distal terminal = sensory receptor structure: 1. bare nerve endings: nociceptors, thermoreceptors sense noxious or damaging stimuli ...
... DRG neurons transmit sensory info neural signals. Located close to SC in intervertebral foramen: Neurons are pseudounipolar. Distal terminal = sensory receptor structure: 1. bare nerve endings: nociceptors, thermoreceptors sense noxious or damaging stimuli ...
CNS consists of brain and spinal cord PNS consists of nerves 1
... CNS oligodendrocytes bear growthinhibiting proteins that prevent CNS fiber regeneration Astrocytes at injury site form scar tissue containing chondroitin sulfate that blocks axonal regrowth Treatment Neutralizing growth inhibitors, ...
... CNS oligodendrocytes bear growthinhibiting proteins that prevent CNS fiber regeneration Astrocytes at injury site form scar tissue containing chondroitin sulfate that blocks axonal regrowth Treatment Neutralizing growth inhibitors, ...
A. Sensation
... 5. occurs in stages over a period of time 6. short-term memory is temporary ability to recall a few pieces of information 7. information in short-term memory may later be transformed into a more permanent type of memory, called long-term memory, lasts days to years 8. information in long-term memory ...
... 5. occurs in stages over a period of time 6. short-term memory is temporary ability to recall a few pieces of information 7. information in short-term memory may later be transformed into a more permanent type of memory, called long-term memory, lasts days to years 8. information in long-term memory ...
An Autoradiographic Study of Nucleic Acid and Protein Turnover in
... earlier than cytoplasmic PNA after injection of adenine-C 14 and orotic-C TM acid. By 24 hours following injection, cytoplasmic PNA is radioactive. Radioactivity persists with little decrease for as long as 51 days after an injection of adenine-C t4. The cells of the ependymal lining, choroidal plex ...
... earlier than cytoplasmic PNA after injection of adenine-C 14 and orotic-C TM acid. By 24 hours following injection, cytoplasmic PNA is radioactive. Radioactivity persists with little decrease for as long as 51 days after an injection of adenine-C t4. The cells of the ependymal lining, choroidal plex ...
Pupillary Signs in Head Injury
... the respective nerve nuclei for above nerves also the structures surrounding the above nerves and nuclei ...
... the respective nerve nuclei for above nerves also the structures surrounding the above nerves and nuclei ...
Network Posters - Dementias Platform UK
... The Imaging Network aims to integrate technical expertise and resources across centres . We aim to develop a standard dementia imaging protocol for use in multi-centre clinical studies. The network is also an important platform for rapid uptake and translation of novel imaging methods such as the wo ...
... The Imaging Network aims to integrate technical expertise and resources across centres . We aim to develop a standard dementia imaging protocol for use in multi-centre clinical studies. The network is also an important platform for rapid uptake and translation of novel imaging methods such as the wo ...
Expression of Cux-1 and Cux-2 in the Subventricular Zone and
... Little is known about how neurons in the different layers of the mammalian cerebral cortex are specified at the molecular level. Expression of two homologues of the Drosophila homeobox Cut gene, Cux-1 and Cux-2, is strikingly specific to the pyramidal neurons of the upper layers (II–IV) of the murine ...
... Little is known about how neurons in the different layers of the mammalian cerebral cortex are specified at the molecular level. Expression of two homologues of the Drosophila homeobox Cut gene, Cux-1 and Cux-2, is strikingly specific to the pyramidal neurons of the upper layers (II–IV) of the murine ...
The Structure of the Nervous System
... The central nervous system (CNS) consistsof the parts of the nervous systemthat are encasedin bone: the brain and the spinal cord. The brain lies entirely within the skull. A sideview of the rat brain revealsthree parts that are common to all mammals:the cerebrum,the cerebellum,and the brain stem (F ...
... The central nervous system (CNS) consistsof the parts of the nervous systemthat are encasedin bone: the brain and the spinal cord. The brain lies entirely within the skull. A sideview of the rat brain revealsthree parts that are common to all mammals:the cerebrum,the cerebellum,and the brain stem (F ...
Nervous communication
... In a reflex (e.g. withdrawing a finger from a hot object) 1.An impulse starts in a receptor 2.then is transmitted to a sensory neurone 3.then to a relay neurone in the brain or spine, 4.then to a motor neurone 5.and finally to an effector for a rapid response ...
... In a reflex (e.g. withdrawing a finger from a hot object) 1.An impulse starts in a receptor 2.then is transmitted to a sensory neurone 3.then to a relay neurone in the brain or spine, 4.then to a motor neurone 5.and finally to an effector for a rapid response ...