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Behavioral Neurobiology Commons

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Full-Text Articles in Behavioral Neurobiology

Rat Hind Limb Nociceptive Withdrawal Response Depends On Initial Paw Position But Not Stimulus Location, Kimberly Seamon Dec 2015

Rat Hind Limb Nociceptive Withdrawal Response Depends On Initial Paw Position But Not Stimulus Location, Kimberly Seamon

Senior Honors Projects, 2010-2019

There have been numerous studies in non-human animals on the effect of stimulus location on the NWR and at least a few studies that address the role of initial posture. However, all of these studies were conducted in anesthetized, decerebrated, or spinalized mammals. Since descending modulation and long loop reflexes may influence the NWR, the anesthetized spinalized/decerebrated animal may not be an adequate model of normal animals. Therefore, the primary aim of this study was to determine the effect of the stimulus location and initial paw position on the direction and magnitude of the nociceptive withdrawal response to heat stimulus …


Spike Field Coherence (Sfc) For Ripples In Rat Hippocampus, Pranav Singla May 2015

Spike Field Coherence (Sfc) For Ripples In Rat Hippocampus, Pranav Singla

Honors Scholar Theses

The aim of this project was to determine coherence between two types of neural recordings which can be obtained from the rat hippocampus: spikes and local field potentials. Extracellular recording makes it possible to determine spiking activity from individual neurons in the vicinity of the recording electrode. Local field potential recording gives a combined activity of many neurons (thousands) at once to determine an overall picture of the coordination of the cells in real time. Here we examine the relationship between these two signals, focusing on place cells which spike at their maximal rate only at certain positions in physical …