How To Use Hippocampus In A Sentence
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Hippocampus pontohi, named after Indonesian dive guide Hence Pontoh, is distinguished from other congeners in having a combination of: extremely small size (height 14 mm, standard length 17 mm); 12 trunk rings; 26-28 tail rings; reduced ossification of inferior and ventral trunk ridges; 14 dorsal fin rays; 9-10 pectoral fin rays; anal fin small or absent; brooding area in males anterior to anus; medium length snout which lacks a bulbous tip; raised, angular coronet; fused or almost fused gill-openings on midline behind coronet supported by raised cleithral girdle; scattered tubercles on trunk and tail; distinctive branching filaments
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Someone called it hippocampus, meaning "seahorse," what it resembled when the skull was opened to an arbitrary page, the dull grey text of the brain almost unreadable in the absent light.
The Great Whatsit
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The hippocampus, fornix, and mamillary bodies have an integral role in memory and learning.
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Sophisticated neuroimaging shows the brains of those who suffer from Post-Traumatic Stress Disorder to be abnormal in areas regulating memory retrieval and inhibition (hippocampus), fearfulness and focus (pre-frontal cortex), and emotionality and lability (amygdala).
And here’s another way to look at it: « Dating Jesus
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Hippocampus satomiae is distinguished from congeners in having a combination of: extremely small size (height 11 mm, standard length 14 mm); 12 trunk rings; 27-28 tail rings; reduced ossification of inferior and ventral trunk ridges; 13 dorsal fin rays; 9 pectoral fin rays; anal fin small or absent; brooding area in males anterior to anus; well-developed spine on snout between eyes; distinct raised coronet with laterally expanded anterior and posterior flanges ( 'H-shaped' when viewed from above); snout without a bulbous tip; single gill opening on midline directly behind coronet supported by raised cleithral bone; large spines above eyes
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These outlines coincided with the part of the brain known as the hippocampus, from the Greek word for sea horse.
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In this note they frankly admitted the justice of the criticisms of M. Gratiolet, quoted above, and they illustrated, by new and careful figures, the posterior lobe, the posterior cornu, and the hippocampus minor of the Orang.
Essays
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They have observed the growth of neurons in the dentate gyrus, a portion of the hippocampus (which controls learning and short term memory), in mice that were placed in a stimulating environment.
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The MRI scans were used to quantify total volume of the cerebrum, lateral ventricles, hippocampus and amygdala.
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This includes dissociating memories of trauma, hypnotic regression to recover ‘repressed’ memories and the idea that elevated levels of the stress hormone cortisol can shrink the hippocampus, a brain region associated with memory.
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The findings challenge the traditional textbook view that the main job of the hippocampus is to encode new memories, says Lynn Nadel, a cognitive neuroscientist at the University of Arizona in Tucson.
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It receives inputs from the hippocampus, amygdala, cingulate gyrus, temporal cortex, and orbitofrontal cortex.
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We performed region of interest analysis in two focal brain areas: the hippocampus and the temporal lobes.
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Seven such patients had the DBS electrodes implanted for between 7- 10 days, in the hippocampus or the adjacent entorhinal cortex, which connects to the hippocampus via the perforant path, or both.
Deep brain stimulation enhances spatial memory
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There are the Pacific seahorse Hippocampus ingens (VU) and two endemic sea stars Tamaria stria and Narcissia gracilis malpeloensis.
Malpelo Island Flora and Fauna Sanctuary, Colombia
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With the emergence in mammalian brains of structures like the hippocampus and the rhinal cortex, which serve as "convergence zones, brain regions that integrate information across sensory modalities and create representations that are independent of the original modality through which the information was processed" (104), the capacity for explicit (though not necessarily conscious) memory that we normally think of as knowledge developed.
Imagination vs. Art in Horror Film, Comics, and Literature, Pt. 2: From Memory to Imagination
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Vago DR, Bevan A, Kesner RP (2007) The role of the direct perforant path input to the CA1 subregion of the dorsal hippocampus in memory retention and retrieval.
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Accordingly, the fish [[palaeocortex]] was thought to be the antecedent of the human olfactory cortex, the reptile [[archicortex]] to be the antecedent of the human [[hippocampus]], while birds were proposed to have no further pallial regions.
Citizendium, the Citizens' Compendium - Recent changes [en]
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The hippocampus plays a central role in the creation and storage of new memories, and central to that function is the creation of neurons from "neural precursor cells" - stem cells-within the part of the hippocampus called the dentate gyrus.
PLoS Biology
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Day, JR, et al. Gonadal steroids regulate the expression of glial fibrillary acidic proteins in the adult male rat hippocampus.
T.S. Wiley: Estrogen Dilemma: There Is No Dilemma When You Know the Details
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The Clark's nutcracker - which also has a well-developed hippocampus - can pinpoint thousands of scattered food caches up to nine months after storing them.
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Unlike sensory maps, the map of space is not topographic, that is, neighboring cells in the hippocampus do not represent neighboring regions in the environment.
Eric R. Kandel - Autobiography
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Under the microscope, it appeared that the transplanted cells had settled mainly in a sub-area of the hippocampus called the dentate gyrus.
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The configuration of white and gray matter of the dentate gyrus and hippocampus is distinctive.
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The second pathway arises from the median raphe and enervates the hippocampus and appears to mediate resilience and adaptation to stress.
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Added estrogen also upped the signaling capacity of nerve cells in the hippocampus, the brain's memory region.
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These measurements correlate with neuronal cell count and show a relative reduction of neurons in the epileptogenic hippocampus.
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The choroid vein runs along the whole length of the choroid plexus, and receives veins from the hippocampus, the fornix, and the corpus callosum.
VII. The Veins. 3b. 4. The Veins of the Brain
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In general, in the hippocampus and entorhinal cortex, large pyramidal neurons exhibited the greatest degree of intracellular staining.
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Men who responded to fluoxetine, in addition, showed changes in certain lower brain areas - brainstem, hippocampus, striatum and anterior insula.
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The stimulation also increased so-called theta waves in the hippocampus, a low-frequency global rhythm that seems to coordinate the firing of neurons and aid memory.
NYT > Home Page
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Slices of rat hippocampus were stimulated with electrical signals, millions of times over, until they could be sure which electrical input produces a corresponding output.
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On average, a woman who suffered it when young possesses 5% less of a crucial part of the brain for emotional regulation the hippocampus than an unabused woman.
Tiger, Tiger: What is the point of reading this memoir of abuse?
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University of Southern California professor Theodore W. Berger, whose work we've previously blogged, is making headway on an implantable chip that functions like the hippocampus.
Boing Boing: October 17, 2004 - October 23, 2004 Archives
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The rhinencephalon comprises the olfactory lobe, the uncus, the subcallosal and supracallosal gyri, the fascia dentata hippocampi, the septum pellucidum, the fornix, and the hippocampus.
IX. Neurology. 4c. The Fore-brain or Prosencephalon
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These regions are centred in the cerebellum, hippocampus, hypothalamus and basal ganglia.
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Previous studies have shown that direct stimulation of the human hippocampus has detrimental effects on memory, but these new results identify the entorhinal cortex, and possibly the perforant path, as potential targets for memory enhancement.
Deep brain stimulation enhances spatial memory
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ROI setting: select the section through basal ganglia and hippocampus, measure ADC values and spectral peak area of bilateral frontoparietal regions, basal ganglia and hippocampus.
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Sense of smell is projected in uncus [ "uncus" means hook] and hippocampus which are also parts of temporal lobe on medial aspect.
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Therefore, the precise role of the hippocampus in amygdala kindling is still to be resolved.
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Little bigger than a pea, the smallest known sea horse, Hippocampus satomiae, was discovered at a depth of about 15 metres on reefs in Time Hobby 2010 Clearly keen to escape the "folktronica" tag, Tunng try for a more organic sound on this fourth album; a set that could
WN.com - Articles related to Australian Reef Threatened By Climate Change
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In a person who is also exposed to prolonged stress it will impair the long-term potentials (LTP) in the hippocampus and will smooth the progress of the LTP in the amygdala.
CreationWiki - Recent changes [en]
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In kangaroo rats and some vole species, investigators have found that male brains have a slightly larger hippocampus.
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These measurements correlate with neuronal cell count and show a relative reduction of neurons in the epileptogenic hippocampus.
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Further study on rat brain revealed that Il1rapl was mainly expressed in memory/concentration-associated encephalic regions, such as hippocampus, dentate fascia, osmesis perithelium, and piriform cortex. mRNA expression levels of Il1rapl in brains of rats with different learning and memory abilities showed significant difference.
Archive 2008-05-01
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So when we hear news then, that researchers are spending a considerable amount of time and energy and have come up with what is an artificial hippocampus are we talking about the prospects of a memory chip here, or bionic memory?
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The bacteria may speed up learning because the Raphe nuclei stimulate a brain region called the hippocampus, which handles spatial memory, she says.
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Of all 25 brain regions examined, the one that showed the strongest evidence of playing a role directly in the control of the locomotor activity itself was the dentate gyrus, which is a subregion of the hippocampus.
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FLATOW: Mm-hmm. Do you - when you say the brain gets bigger and the hippocampus gets a little bigger, do you know what is growing there?
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And high levels of cortisol over the long term injure the hippocampus, leading to impaired memory,5 dementia, and depression.6 Sonia Lupien from McGill University has also shown how stress shrinks the memory center and has damaging effects on our brain function and cognition.7;8
The UltraMind Solution
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These measurements correlate with neuronal cell count and show a relative reduction of neurons in the epileptogenic hippocampus.
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The changes of memory ability, long term potentiation(LTP) in the hippocampus CA1 zone were administered by computerized shuttle training case, extracorporeal hippocampal slices method.
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A structure next to the hippocampus called the amygdala is known to play a role in stamping this indelible mark.
New Scientist - Online News
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The researchers found that the hippocampus was not as active as in people without that familial risk.
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The parts sound comically ominous--the amygdala, the hippocampus, the uncus.
Proust effect
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During seizures, there was a sustained increase in extracellular glutamate to potentially neurotoxic concentrations in the epileptogenic hippocampus.
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Exercise, the researchers found, targets a region of the brain within the hippocampus, known as the dentate gyrus, which underlies normal age-related memory decline that begins around age 30 for most adults.
Speedlinking 3/15/07
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Oh and BTW, the mind is a maximum hypersurface and thought a trajectory on it and the amygdala and hippocampus are Hopf maps of it.
Mind Hacks: Chris McKinstry has left the building
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The thieves in your case have covered the hippocampus and regions of the cortex.
SOMEWHERE EAST OF LIFE
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Axons of neurons in the hippocampus (a specialized part of the cerebral cortex involved in conscious memory) run in a tract called the fornix, which ends on neurons in the mammillary bodies of the hypothalamus.
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Just imagine the hippocampus playing back a partial spatiotemporal pattern to the cortex-maybe a fragment of something from the previous week.
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Here it lies along the concavity of the hippocampus, on the surface of which some of its fibers are spread out to form the alveus, while the remainder are continued as a narrow white band, the fimbria hippocampi, which is prolonged into the uncus of the hippocampal gyrus.
IX. Neurology. 4c. The Fore-brain or Prosencephalon
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While most researchers agree that new neurons are generated in the adult hippocampus and olfactory bulb, the existence of adult neurogenesis in other brain regions remains controversial.
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The positive cells were the astrocytes, ependymal cells in white matter of spinal cord and the neurons mainly locating in cingulate cortex, striatum, hippocampus, hypothalamus and cerebellum.
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Conversely, in other regions such as the hippocampus and olfactory bulb, which is associated with smell, gene expression was more contained.
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A bird hippocampus sits on top of the brain, rather like a mushroom cap.
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Decreases in associability that occur as a stimulus is found to have either no consequence (‘latent inhibition’ 36) or a consistent consequence, are affected by manipulations of the hippocampus.
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Lying causes activity in the frontal part of the brain, including the medial inferior and pre-central areas, as well as the hippocampus and middle temporal regions and the limbic areas.
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The researchers built on earlier studies that found that the production of stem cells in the area of the hippocampus known as the dentate gyrus drops off dramatically by the time mice are middle age and that exercise can slow that trend.
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E, F: In the hippocampus, on day 8 post-injection, three cuffed vessels harboring a venule-like morphology (white stars in E) are surrounded by CFSE
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In five hours, the neurosurgeons removed the remaining tumour, my right hippocampus, and right temporal lobe.
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Crude synaptosomes (P2 fraction) from mouse hippocampus or cortex were solubilized and subjected to immunoblottings with the indicated antibodies.
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Many theories propose that listening to and interpreting music with complex patterns activates the neuronal pathways in the hippocampus, which can lead to an increased efficacy of the neurons.
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[12] The brain structure, the hippocampus lies under the medial temporal lobe, It is sometimes grouped together with other structures such as the denate gyrus creating what is known as the hippocampal formation.
CreationWiki - Recent changes [en]
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Hyperintense areas were identified in the neocortex, rhinal and piriform cortices, as well as in the hippocampus and anteromedial thalamus.
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After discharges, seizure activity could act as a stimulus producing cell death in the hippocampus.
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On its medial wall is a longitudinal eminence, the calcar avis (hippocampus minor), which is an involution of the ventricular wall produced by the calcarine fissure.
IX. Neurology. 4c. The Fore-brain or Prosencephalon
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They have observed the growth of neurons in the dentate gyrus, a portion of the hippocampus (which controls learning and short term memory), in mice that were placed in a stimulating environment.
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Objective : To explore the molecular mechanism of aluminum induced the apoptosis of neurocytes in rats'hippocampus.
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He was studying a particular type of brain neuron, called mossy cells, which are often damaged in people with epilepsy and are part of the hippocampus.
RedOrbit News - Technology
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In each case, these sections included frontal cortex, basal ganglia, thalamus, hippocampus, midbrain, pons, medulla, and cerebellar hemisphere at the level of the dentate nucleus.
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However, this view has been challenged by the discovery that damage to a neighbouring region, the rhinal cortex, which underlies the hippocampus and amygdala, was necessary and sufficient to produce memory impairments.
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The commonest pathology in chronic temporal lobe epilepsy is mesial temporal sclerosis with scarring of the hippocampus.
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The thieves in your case have covered the hippocampus and regions of the cortex.
SOMEWHERE EAST OF LIFE
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The hippocampus has output to the mamillary bodies and onto the anterior nucleus of the thalamus.
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But, unfortunately, this is a matter upon which, after all that has occurred, no mistake or confusion of terms is possible — and in affirming that the posterior lobe, the posterior cornu, and the hippocampus minor exist in certain Apes, I am stating either that which is true, or that which I must know to be false.
Essays
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[4] In the brain structure, the hippocampus lies under the medial temporal lobe, It is sometimes grouped together with other structures such as the denate gyrus creating what is known as the hippocampal formation.
CreationWiki - Recent changes [en]
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The hippocampus is the center of memory and navigation in the brain; recent research from Duke University shows that people who had had a "born-again" experience showed more atrophy of the hippocampus on average than the religious who didn't identify as born-again.
Michael Taft: Hardwired for the Mystical?
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Hippocampus severnsi is distinguished from congeners in having a combination of: extremely small size (height 13 mm, standard length 15 mm); 12 trunk rings; 27 tail rings; reduced ossification of inferior and ventral trunk ridges; 14 dorsal fin rays; 10 pectoral fin rays; anal fin small or absent; medium length snout which lacks a bulbous tip; raised, angular coronet; single gill opening on midline directly behind coronet supported by raised cleithral bone; scattered tubercles on trunk and tail; predominant colour dark brown (sometimes slightly marbled) with large, bright red patch covering dorsolateral surfaces of trunk rings 1-4; tiny white dots scattered all over; pale posterior section of tail with dark transverse bands.
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We performed region of interest analysis in two focal brain areas: the hippocampus and the temporal lobes.
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Objective: To study the protective effects and its mechanisms of n-butanol fraction of Potentilla anserine L on Hippocampus neuron of neonatal rats in hypoxia injury .
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Ecstasy alters neuronal function in a brain structure called the hippocampus, which helps create short-term memory.
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Both the hippocampus and the amygdala are involved in the processing and integration of memory.
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Estrogen appears to enhance memory by increasing the number of synapses between nerve cells in the hippocampus.
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The hippocampus has two major, parallel information-carrying routes: the tri-synaptic pathway (TSP) and the shorter monosynaptic pathway (MSP).
Biosingularity
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Of all 25 brain regions examined, the one that showed the strongest evidence of playing a role directly in the control of the locomotor activity itself was the dentate gyrus, which is a subregion of the hippocampus.
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ROI setting: select the section through basal ganglia and hippocampus, measure ADC values and spectral peak area of bilateral frontoparietal regions, basal ganglia and hippocampus.
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Quantal analysis of excitatory synapses in the hippocampus has proved difficult and has led to contradictory conclusions when applied to long-term potentiation.
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The electrode was directed to the dorsal hippocampus, 1.7 mm posterior to the bregma.
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The hippocampus area in the frontal lobes, the sort of parietal temporal lobes and the frontal lobes.