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Intro-The neuron
Intro-The neuron

... • Which parts of the brain are involved in visual processing? • Memory impairments - which memories are most/least affected? • What types of language problems can occur? What can these tell us about language? -> relating function to anatomy ...
summing-up - Zanichelli online per la scuola
summing-up - Zanichelli online per la scuola

... anvil, hammer and stirrup) that amplify the vibrations generated by the eardrum and transmit them to another membrane, the oval window. The inner ear, located within the ...
3-8_NeuronDiversity_SalmaA
3-8_NeuronDiversity_SalmaA

... neurotransmitters by the enzyme glutamate decarboxylase. ...
Sens1-General
Sens1-General

... 2. Each modality has a discrete pathway to the brain. 3. The specific sensation and location of stimulus perceived is determined by area of brain activated. 4. ‘Intensity’ is coded by frequency of action potentials and number of receptors activated. ...
File
File

... response. Different receptors are specific for different molecules. Dopamine receptors bind dopamine, insulin receptors bind insulin, nerve growth factor receptors bind nerve growth factor, and so on. In fact, there are hundreds of receptor types found in cells, and varying cell types have different ...
Neuroscience in PT: Introduction and Review
Neuroscience in PT: Introduction and Review

... or the end-organs through fast excitatory (EPSP) or inhibitory (IPSI) postsynaptic potentials (<1 ms) – Directly opening ligand-gated ion channels on postsynaptic membrane • Slow-acting neuromodulation, occurring over 100ms to minutes – Indirect opening ion channels or activation the cellular signal ...
Health - Nervous System Review
Health - Nervous System Review

... 1. Largest part of the brain where learning, intelligence, and judgment occur 3. Sweet, sour, salty, and bitter 5. Nervous system that consists of the brain and spinal column 6. Carries messages to your brain and spinal cord from receptors in your skin 8. Special cell in our skin that allows us to s ...
Nervous and Endocrine Systems
Nervous and Endocrine Systems

...  _____ – receive messages and give to cell body (can collect from many sources)  _____ – carries message away from cell body (can go to many other cells from 1 cell)  Impulse – message carried by a neuron Receptors – in all sense organs  Respond to _____  Sensory – _____  Interneurons – _____ ...
Chapter 16
Chapter 16

... • Recall, the neurotransmitters for the afferent neurons and somatic efferent neurons is Ach. • In ANS both Ach and norepinephrine (NE), are used. – Cholinergic neurons use Ach.. – Adrenergic neurons use NE. – In the sympathetic division: • Preganglionic neurons are cholinergic • Most of the post ga ...
LEC 4
LEC 4

... bound α-sub unit dissociates from the effector and recombines with βγ domains.  This whole process results in amplification effect because binding of agonist to receptor causes activation of numerous G-protein, which in turn can each ,via association with effector ,produce many molecules of product ...
How Drugs Act
How Drugs Act

... • Some receptors very specific • Some receptors bind similar ligands – Book ex: dopamine structurally sim to norepi, can stim b1-adrenergic receptors ...
The Synapse
The Synapse

... The Synapse Neurons generate action potentials which consist of brief reversals in the polarity (electrical state) of the axon (transmitting region) of the cell. These action potentials cause the release of a chemical messenger from a storage vesicle in the axon terminal. The chemical messenger (cal ...
Chapter 2, section 2
Chapter 2, section 2

... Identify the brain part: • Connects to your spinal cord • Controls involuntary processes: body temperature, heart rate, blood pressure ...
File
File

... impulses from several sources meeting at a common point at the same time by branching out from a common point ...
Ch 9 Sensory System
Ch 9 Sensory System

... system, and gustatory (taste) system. A major objective of this section is to look at how events in the outside environment are detected, converted to action potentials, travel to the brain, and become consciously perceived. ...
Developmental plasticity: Pruning
Developmental plasticity: Pruning

... They regulate the number of neurons at early developmental stages by dynamically influencing neural precursor divisions, and at later stages by promoting neuronal cell death through engulfment. Glia also participate in the fine sculpting of neuronal connections by pruning excess axonal projections, ...
Peripheral NS: Sensory processing & receptors
Peripheral NS: Sensory processing & receptors

... • Most nerves are mixed: afferent and efferent fibers and somatic and autonomic (visceral) fibers • Pure sensory (afferent) or motor (efferent) nerves are rare • Cranial and spinal nerves (12 pair cranial, ...
Abstract
Abstract

... Altered enteric neural functions are thought to contribute to the symptoms of chronic GI disorders, but a cause and effect relationship has not been resolved. A consistent feature of inflammation-induced neuroplasticity in the GI tract is enhanced excitability of myenteric intrinsic sensory neurons, ...
Unit 3A–Neural Processing and the Endocrine System
Unit 3A–Neural Processing and the Endocrine System

... down an axon (2 Words) a major excitatory neurotransmitter; involved in memory; an oversupply can overstimulate the brain, producing migraines or seizures (which is why some people avoid MSG, monosodium glutamate) neurotransmitter that affects mood, hunger, sleep, and arousal bundled axons that form ...
PNS/Reflexes
PNS/Reflexes

... pain receptors are tonic and do not exhibit peripheral adaptation; but central adaptation can reduce the perception of pain (see below). IV. Adaptation - when you are exposed to a constant stimulus (ex, a scent), your perception of that stimulus can sometimes diminish over time. One of two things ca ...
Dr. Begay`s Notes from Pharm I
Dr. Begay`s Notes from Pharm I

... • Psychoactive drugs: those drugs that alter cognition, behavior, and emotions by changing the functioning of the brain. • Psychopharmacology: the study of the use, mechanisms, and effects of drugs that act on the brain and subsequently ...
Opioids General - IHMC Public Cmaps (3)
Opioids General - IHMC Public Cmaps (3)

... Opioid receptors are part of a large superfamily of membrane-bound receptors that are coupled to G proteins. Each opioid receptor has a unique distribution in the brain, spinal cord, and periphery. Opioids combine reversibly with these receptors and alter the transmission and perception of pain. Oth ...
Flatworm nervous system as drug target
Flatworm nervous system as drug target

... • A truncated one, which has the glutamate-binding site but lacks the seven transmembrane domains characterizing the metabotropic glutamate receptors (Taman and Ribeiro 2011). ...
Model Description Sheet
Model Description Sheet

... In the mammalian central nervous system, gamma-aminobutyric acid (GABA) is the primary inhibitory signaling molecule. One receptor for this molecule, GABAB, has been linked to feelings of calmness, as well as mental disorders such as alcoholism and depression. Pharmaceutical compounds that bind the ...
Mechanism of synaptic actions and neuromodulation
Mechanism of synaptic actions and neuromodulation

... reduce chance of opening increase chance of closing reduce current ...
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Endocannabinoid system

The endocannabinoid system is a group of neuromodulatory lipids and their receptors in the brain that are involved in a variety of physiological processes including appetite, pain-sensation, mood, and memory; it mediates the psychoactive effects of cannabis and, broadly speaking, includes: The endogenous arachidonate-based lipids, anandamide (N-arachidonoylethanolamide, AEA) and 2-arachidonoylglycerol (2-AG); these are known as ""endocannabinoids"" and are physiological ligands for the cannabinoid receptors. Endocannabinoids are all eicosanoids. The enzymes that synthesize and degrade the endocannabinoids, such as fatty acid amide hydrolase or monoacylglycerol lipase. The cannabinoid receptors CB1 and CB2, two G protein-coupled receptors that are located in the central and peripheral nervous systems.The neurons, neural pathways, and other cells where these molecules, enzymes, and one or both cannabinoid receptor types are all colocalized form the endocannabinoid system.The endocannabinoid system has been studied using genetic and pharmacological methods. These studies have revealed that cannabinoids act as neuromodulators for a variety of processes, including motor learning, appetite, and pain sensation, among other cognitive and physical processes. The localization of the CB1 receptor in the endocannabinoid system has a very large degree of overlap with the orexinergic projection system, which mediates many of the same functions, both physical and cognitive. Moreover, CB1 is colocalized on orexin projection neurons in the lateral hypothalamus and many output structures of the orexin system, where the CB1 and orexin receptor 1 (OX1) receptors physically and functionally join together to form the CB1–OX1 receptor heterodimer.
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