Basics of electromagnetic field mapping
... The physics that relate the activity of a given dipole source in the brain to a measurable electric and/or magnetic field on the scalp is well known. It is defined by the geometry and, in the case of EEG, the volume conduction properties of the tissues of the head (brain, liquor, skull, scalp, hair, ...
... The physics that relate the activity of a given dipole source in the brain to a measurable electric and/or magnetic field on the scalp is well known. It is defined by the geometry and, in the case of EEG, the volume conduction properties of the tissues of the head (brain, liquor, skull, scalp, hair, ...
White matter tract alterations in fragile X
... 1999]. Early sensory-processing deficits could adversely affect important domains of development. It has been postulated that sensory-processing problems impede acquisition of higher cognitive functions, and may interfere with learning, language development, and social interactions (summarized in Sc ...
... 1999]. Early sensory-processing deficits could adversely affect important domains of development. It has been postulated that sensory-processing problems impede acquisition of higher cognitive functions, and may interfere with learning, language development, and social interactions (summarized in Sc ...
PDF
... commissure line. Slice-time correction was conducted to adjust for time differences due to multi-slice imaging acquisition. To correct for between-scan movements, the functional images were realigned to the first image of the session and again realigned to the mean image created after the first realign ...
... commissure line. Slice-time correction was conducted to adjust for time differences due to multi-slice imaging acquisition. To correct for between-scan movements, the functional images were realigned to the first image of the session and again realigned to the mean image created after the first realign ...
- Journal of Adolescent Health
... of abuse, studies have similarly demonstrated volume reductions and hypoactivation in the hippocampus associated with deficits in memory performance [8,27,28]. However, pediatric studies limited to structural neuroimaging and cross-sectional design have not replicated findings of smaller hippocampus a ...
... of abuse, studies have similarly demonstrated volume reductions and hypoactivation in the hippocampus associated with deficits in memory performance [8,27,28]. However, pediatric studies limited to structural neuroimaging and cross-sectional design have not replicated findings of smaller hippocampus a ...
Resting-state functional connectivity in neuropsychiatric disorders
... timeseries of that particular RSN [10,19]. Figure 1 provides an example of some of the several different RSNs that can be detected in resting-state data using ICA. At least two issues related to ICA need some further work. First, the number and spatial pattern of RSNs that are identified with ICA wi ...
... timeseries of that particular RSN [10,19]. Figure 1 provides an example of some of the several different RSNs that can be detected in resting-state data using ICA. At least two issues related to ICA need some further work. First, the number and spatial pattern of RSNs that are identified with ICA wi ...
Methods of Studying The Nervous System - U
... accumulated, and thus it indicates what areas were particularly active during the test Pinel's Biopsychology, 5th Ed. ...
... accumulated, and thus it indicates what areas were particularly active during the test Pinel's Biopsychology, 5th Ed. ...
Brain-Derived Neurotrophic Factor mRNA Expression in the Brain of the Teleost
... (Nikon E600) and a digital camera (Optronics, Goleta, Calif.). The locations of the labeled cell profiles were charted at 40! magnification using a camera lucida. Cells were included when the label was clearly visible above background but absent from sense controls. In order to designate the labeled ...
... (Nikon E600) and a digital camera (Optronics, Goleta, Calif.). The locations of the labeled cell profiles were charted at 40! magnification using a camera lucida. Cells were included when the label was clearly visible above background but absent from sense controls. In order to designate the labeled ...
A Brief History of the Reticular Formation
... states that whenever the motivation is the same, a defined set of stimuli will always release a specific motor response. Lorentz was the first to propose this concept in a 1935 German paper but not until 1948 and 1951 did Tinbergen introduce this concept to the English speaking world. The region of ...
... states that whenever the motivation is the same, a defined set of stimuli will always release a specific motor response. Lorentz was the first to propose this concept in a 1935 German paper but not until 1948 and 1951 did Tinbergen introduce this concept to the English speaking world. The region of ...
Document
... Consequently, black eyes result from injury to the scalp/forehead. Most blood enter the upper eyelid, but some may also enter the lower one. ...
... Consequently, black eyes result from injury to the scalp/forehead. Most blood enter the upper eyelid, but some may also enter the lower one. ...
Ch. 14 CNS textbook
... rior median sulcus, just miss dividing the cord into separate symmetrical halves. The anterior fissure is the deeper and the wider of the two grooves—a useful factor to remember when you examine spinal cord diagrams. It enables you to tell at a glance which part of the cord is anterior and which is ...
... rior median sulcus, just miss dividing the cord into separate symmetrical halves. The anterior fissure is the deeper and the wider of the two grooves—a useful factor to remember when you examine spinal cord diagrams. It enables you to tell at a glance which part of the cord is anterior and which is ...
Mediation and the Brain: The Neuropsychology of
... • The self protective system • The caring system • Brain chemistry • Lessons along the way c. Douglas E. Noll 2006 ...
... • The self protective system • The caring system • Brain chemistry • Lessons along the way c. Douglas E. Noll 2006 ...
Stages of Sleep And Brain Mechanisms
... Stages of Sleep And Brain Mechanisms • Sleep apnea is a sleep disorder characterized by the inability to breathe while sleeping for a prolonged period of time. • Consequences include sleepiness during the day, impaired attention, depression, and sometimes heart problems. • Cognitive impairment may ...
... Stages of Sleep And Brain Mechanisms • Sleep apnea is a sleep disorder characterized by the inability to breathe while sleeping for a prolonged period of time. • Consequences include sleepiness during the day, impaired attention, depression, and sometimes heart problems. • Cognitive impairment may ...
Diffusion Tensor Imaging - Psychiatry Neuroimaging Laboratory
... Fig. 5.2. The process starts by applying a 90° radiofrequency pulse after time (t) to shift the magnetization vector into the xy-plane. The equal precessing spins create a magnetic momentum that is rotating in the xy-plane thereby inducing a voltage that can be referred to as the MRI signal. Due to ...
... Fig. 5.2. The process starts by applying a 90° radiofrequency pulse after time (t) to shift the magnetization vector into the xy-plane. The equal precessing spins create a magnetic momentum that is rotating in the xy-plane thereby inducing a voltage that can be referred to as the MRI signal. Due to ...
Functional Anatomy Review for Coding Professionals
... The participants will be able to identify Anatomical Directional Terms and Planes ...
... The participants will be able to identify Anatomical Directional Terms and Planes ...
The Meninges and Blood Vessels of Brain and Spinal Cord, and the
... for the labyrynthine branch, all other branches supply the brain stem and cerebellum The posterior cerebral has only a small contribution, its main target being the posterior cerebral hemispheres ...
... for the labyrynthine branch, all other branches supply the brain stem and cerebellum The posterior cerebral has only a small contribution, its main target being the posterior cerebral hemispheres ...
No Slide Title
... stored as well as the original patterns (also spurious local minima are created when many patterns are stored) -if one tries to store more than about 0.14*(number of neurons) patterns, the network exhibits unstable behavior - works well only if patterns are uncorrelated ...
... stored as well as the original patterns (also spurious local minima are created when many patterns are stored) -if one tries to store more than about 0.14*(number of neurons) patterns, the network exhibits unstable behavior - works well only if patterns are uncorrelated ...
Temporal Plasticity Involved in Recovery from Manual Dexterity
... factors to be controlled, provide information essential for understanding the underlying brain mechanisms of functional recovery from brain damage. In particular, in the field of motor recovery, lesioning of the primary motor cortex (M1) in nonhuman primates is a well-established experimental techni ...
... factors to be controlled, provide information essential for understanding the underlying brain mechanisms of functional recovery from brain damage. In particular, in the field of motor recovery, lesioning of the primary motor cortex (M1) in nonhuman primates is a well-established experimental techni ...
The Nervous System
... controls constriction of blood vessels. The parasympathetic system prepares the body for resting and digesting. It releases acetylcholine, which slows heart and respiratory rates, constricts pupils, and stimulates the GI system. It has no effect on most blood vessels. © 2011 The McGraw-Hill Companie ...
... controls constriction of blood vessels. The parasympathetic system prepares the body for resting and digesting. It releases acetylcholine, which slows heart and respiratory rates, constricts pupils, and stimulates the GI system. It has no effect on most blood vessels. © 2011 The McGraw-Hill Companie ...
Neuroanatomy
... http://www.neuroguide.com/neuroimg_1.html#human_neuroanatomy – couldn’t get this one to work at time of writing this – but it looks interesting! ...
... http://www.neuroguide.com/neuroimg_1.html#human_neuroanatomy – couldn’t get this one to work at time of writing this – but it looks interesting! ...
The Cranial Cavity
... enters the subarachnoid space. It now circulates both upward over the surfaces of the cerebral hemispheres and downward around the spinal cord The spinal subarachnoid space extends down as far as the second sacral vertebra Eventually, the fluid enters the bloodstream by passing into the arachnoid vi ...
... enters the subarachnoid space. It now circulates both upward over the surfaces of the cerebral hemispheres and downward around the spinal cord The spinal subarachnoid space extends down as far as the second sacral vertebra Eventually, the fluid enters the bloodstream by passing into the arachnoid vi ...
Flow-metabolism coupling in human visual, motor, and
... BOLD and CBF for all three stimulus levels from the ROI for each individual in the PVC (Fig. 4a), PMC (Fig. 4b), and SMA (Fig. 4c). Measurements from the three different stimulation levels for a given subject are joined by lines, and data points are consistently labeled so that somatosensory activat ...
... BOLD and CBF for all three stimulus levels from the ROI for each individual in the PVC (Fig. 4a), PMC (Fig. 4b), and SMA (Fig. 4c). Measurements from the three different stimulation levels for a given subject are joined by lines, and data points are consistently labeled so that somatosensory activat ...
Can the Psycho-Emotional State be Optimized by Regular Use of
... impact of training. Therefore, here we explored the effect of selfguided emotion-centered imagery, trying to answer not only the question “whether”, according to the subjects, there was an effect on their state of emotional well-being, but also “how” functioning of the brain was affected by training ...
... impact of training. Therefore, here we explored the effect of selfguided emotion-centered imagery, trying to answer not only the question “whether”, according to the subjects, there was an effect on their state of emotional well-being, but also “how” functioning of the brain was affected by training ...
Dopamine D, Receptors in the Rat Brain
... After the washing period, tissues were dried with cold air, and autoradiograms were generated by apposing the labeled tissue to ‘H-Ultrofilm (LKB, Sweden) as described by Unnerstall et al. (1982). Exposure period was 60 d at 4°C. Brain gray and white matter standards containing known amounts of a no ...
... After the washing period, tissues were dried with cold air, and autoradiograms were generated by apposing the labeled tissue to ‘H-Ultrofilm (LKB, Sweden) as described by Unnerstall et al. (1982). Exposure period was 60 d at 4°C. Brain gray and white matter standards containing known amounts of a no ...
A simultaneous ERP/fMRI investigation of the P300 aging effect
... this regard. EEG traces cortical neural activity with finegrained temporal accuracy (in the order of milliseconds) but allows only limited inferences to be drawn regarding underlying generators, especially when multiple generators are simultaneously activated. In direct contrast, fMRI provides a sop ...
... this regard. EEG traces cortical neural activity with finegrained temporal accuracy (in the order of milliseconds) but allows only limited inferences to be drawn regarding underlying generators, especially when multiple generators are simultaneously activated. In direct contrast, fMRI provides a sop ...