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From Vision to Movement
From Vision to Movement

... Within the same neurons at different times? Approaching the brain from a global view, one starts with the impression that vision is encoded in occipital cortex, movement in frontal cortex, and parietal cortex is involved in the transformation from vision to action. However, things are not that simpl ...
Sensory Cortex
Sensory Cortex

The adult human testis produces millions of sperm
The adult human testis produces millions of sperm

... properties upon microglial cells. We have recently shown that docosahexaenoic acid (DHA), a long-chain polyunsatured fatty acid (L-PUFA) with potent immunomodulatory properties, exerts, through the modulation of microglial function, a proneurogenic effect (Ajmone Cat et al., 2011). Among extrinsic f ...
Development & Neuroplasticity - U
Development & Neuroplasticity - U

... information accessible for short periods of time; planning and completing sequences of actions; and inhibiting inappropriate responses • Damage leads to perseverative errors in adults (Wisconsin Card Sorting Task), so that their behavior looks more like infants ...
MCB 135E Discussion October 11-15
MCB 135E Discussion October 11-15

... Fetal Cardiac Function • In adult: – Hypothalamic control of cardiac output • Increase Heart Rate • Increase Contractile force of myocardium ...
tissues and membranes
tissues and membranes

... tissue that stores fat cells • LIGAMENTS – strong, flexible bands of connective tissue that hold bones firmly together at the joints • TENDONS – white bands of connective tissue attaching skeletal muscle to bone • CARTILAGE – firm, flexible support of the embryonic skeleton and part of the adult ...
Chapter 27 Lecture notes
Chapter 27 Lecture notes

... NOTE: Glutamate has been implicated in stroke-induced neuronal death. F. Peptides (short chains of amino acids) such as endorphins (natural painkillers) and substance P (excitatory) are also neurotransmitters. G. The toxic gases NO (nitric oxide) and CO have also been shown to serve as neurotransmit ...
PDF - the Houpt Lab
PDF - the Houpt Lab

... glia = glue. Support cells for neurons. Provide electrical insulation, nutrition, and growth factors to neurons. Schwann cells insulate peripheral axons. Oligodendrocytes (many branches) insulate brain & spinal neurons. Schwann cells & oligodendrocytes contain myelin, a fatty insulating compound = w ...
structure of the brain (cont.)
structure of the brain (cont.)

... – alcohol molecules so closely resemble those of the GABA neurotransmitter that alcohol can function like GABA keys and open GABA receptors – when GABA neurons are excited, they decrease neural activity ...
The Nervous System
The Nervous System

... to the cell body and axons take information away from the cell body. ...
Nervous and Muscle Tissue - White Plains Public Schools
Nervous and Muscle Tissue - White Plains Public Schools

... Tissue Repair • Tissue injury is followed by a predictable series of steps which result in healing of the wound. • These steps involve a nonspecific inflammatory response followed by repair which can result in either replacement of the tissue or fibrosis (scarring). ...
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BRAIN

... – Interneurons (association neurons) — shuttle signals through CNS pathways; Responsible for integrating afferent information and formulating an efferent response to include higher cognitive functions ...
Forebrain
Forebrain

... • In primates and humans, the olfactory system is relatively small resulting in a poorer sense of smell. • Even so, olfaction can have significant impact on behavior in humans. • Primary olfactory cortex is unique among sensory systems in that it receives direct input from secondary sensory neurons ...
Alzheimer`s Disease and its Effects on the Central Nervous System
Alzheimer`s Disease and its Effects on the Central Nervous System

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Syllabus

... metadata specific to certain neuroscience fields at different organization levels of the nervous system. Examples include gene expression patterns and neuron types identified in different brain regions, connections between brain regions, axonal projections of neuron types and classes, as well as met ...
NAS 150 The Skeletal System Brilakis Fall, 2003
NAS 150 The Skeletal System Brilakis Fall, 2003

... human growth hormone (hGH) produced by the pituitary gland calcitonin produced by the thyroid gland which inhibits osteoclast activity parathyroid hormone (PTH) which encourages osteoclast activity. 4. weight bearing exercises which increase mechanical stress derived from the pull of skeletal muscle ...
biology lecture notes chapter 2
biology lecture notes chapter 2

... summate, and if the net result is a threshold or greater amount of depolarization, an action potential occurs. VISUAL: Hold up Electrical wire—similarities to axon (insulation, send electrical impulse) and the main difference: no continuous signals/bursts of activity with periods to reset the chemic ...
Bolt IRM Mod 03
Bolt IRM Mod 03

... Describe how nerve cells communicate. ...
ANS and sympathetic division pharm
ANS and sympathetic division pharm

... Inhibition of noradrenaline release from nerve endings, platelet aggregation, vascular smooth muscle contraction ...
lesson 6
lesson 6

... – Sensory neurons convey information from receptors in the viscera (internal organs), to the CNS. – Motor neurons then convey information from the CNS to smooth muscle, cardiac muscle, glands, etc. – Motor functions in the ANS are not normally under conscious control; they are involuntary. ...
Enteric Brain Technique - Evolutionary Healing Institute
Enteric Brain Technique - Evolutionary Healing Institute

... The brain sends signals to the gut by talking to a small number of “Command Neurons” or “Master Neurons” that in turn speak to “Interneurons” which are neurons spread through out the entire Enteric Brain complex. Command Neurons control the pattern of activity in the Enteric Brain. The Vagus Nerve a ...
WELCH Notes Chapter 12
WELCH Notes Chapter 12

... 2. Patterns of electrical activity are called brain waves and fall into four types: a. Alpha waves are regular, rhythmic, low-amplitude, synchronous waves that indicate calm wakefulness. Ex. person awake with eyes closed; absent when asleep b. Beta waves have a higher frequency than alpha waves and ...
The nervous system can be divided into several connected systems
The nervous system can be divided into several connected systems

... These neurotransmitters pass down the axon under the influence of a small electrical current called an action potential. The neurotransmitters are packaged in what look like cellophane envelopes (called vesicles). These vesicles release their contents (neurotransmitters) into the space between the t ...
Alterations in Neurons of the Brainstem Due to Administration of
Alterations in Neurons of the Brainstem Due to Administration of

... Abstract: A Quantitative Histopathology study on rats’ brainstem was used to analyze morphological alterations in the neurons and glial cells of rats that received inhaled tetrahydrocanabinol for 4, 8 and 12 weeks. Puffing of smoke was performed with the use of a Hamilton syringe delivering 100ml pu ...
Unit 1: Maintaining Dynamic Equilibrium (II) The Nervous System
Unit 1: Maintaining Dynamic Equilibrium (II) The Nervous System

... The brief time between the triggering of an impulse along an axon and when it is available for the next is called the refractory period. No new action potentials can occur during this time. Myelin increases the speed of a wave of depolarization. The threshold is a strong enough stimulus to fire a ne ...
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Haemodynamic response



In haemodynamics, the body must respond to physical activities, external temperature, and other factors by homeostatically adjusting its blood flow to deliver nutrients such as oxygen and glucose to stressed tissues and allow them to function. Haemodynamic response (HR) allows the rapid delivery of blood to active neuronal tissues. Since higher processes in the brain occur almost constantly, cerebral blood flow is essential for the maintenance of neurons, astrocytes, and other cells of the brain.
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