hippocampus

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Related to Hippocampal formation: Hippocampus, limbic system, Entorhinal cortex

hippocampus

[‚hip·ə′kam·pəs]
(anatomy)
A ridge that extends over the floor of the descending horn of each lateral ventricle of the brain.

Hippocampus

[‚hip·ə′kam·pəs]
(vertebrate zoology)
A genus of marine fishes in the order Gasterosteiformes which contains the sea horses.

hippocampus

fabulous marine creature; half fish, half horse. [Rom. Myth. and Art: Hall, 154]
References in periodicals archive ?
These suggested that the change in the hippocampal formation of human brain has a certain degree of reversibility, and that small volumes were not due to the risk factor of PTSD, but were probably prompted by excitability.
No significant hemispheric differences in any subfield of the hippocampal formation in control animals (7) and also lateralization in their control groups were reported (8).
Reduced spinophilin but not microtubule-associated protein 2 expression in the hippocampal formation in schizophrenia and mood disorders: molecular evidence for a pathology of dendritic spines.
Goal recognition and hippocampal formation in the homing pigeon (Columba livia).
340), that stress and trauma trigger the release of hormones that can damage the hippocampal formation.
Halgren E, Walter RD, Cherlow DG, Crandall PH: Mental phenomena evoked by electrical stimulation of the human hippocampal formation and amygdala.
DA-induced damage to hippocampal formation has been correlated with both learning (Clayton et al.
More recently, selective neurotoxins (such as ibotenic acid) have been used to produce fibre-sparing lesions in which cell loss is limited to the hippocampal formation (Murray & Mishkin, 1998, Beason-Held et al.
Activity in the hippocampal formation showed a substantial increase only when the researchers subtracted PET data for volunteers on low recall trials from the data for high recall trials.
7-11] These age-related spatial learning and memory deficits have been attributed, in part, to the alterations in the connections and function of hippocampal formation.
These tools will be used here to test hypotheses regarding functions of KARs in granule cells (GCs) in the dentate gyrus of the hippocampal formation, with a focus on mossy fibre long-term potentiation (LTP).
This dissection, which follows the planes of the fetal and neonatal rat brain, includes the corpus striatum, hippocampal formation, and neo-cortex within the area designated "forebrain.