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Neuroscience and Behavior
Neuroscience and Behavior

... Plasticity refers to the brain’s ability to modify itself after some types of injury or illness. ...
Biological Basis of Behavior
Biological Basis of Behavior

... - Nodes of ranvier -spaces between the myelin sheath where information can become depolarized ( get lost) ...
CNS: Spinal Cord Function
CNS: Spinal Cord Function

... commanding voluntary motor response; coordinates other areas of the brain; and carries out higher thought processes, memory, language, speech, and learning. ...
Glossary
Glossary

... examining blood relatives to see how much they resemble each other on a specific trait. ...
neuron synapse The junction between the axon tip of a sending
neuron synapse The junction between the axon tip of a sending

... Large band of neural fibers connecting the two hemispheres of the brain and carrying messages between them. Plasticity ...
Chapter 12 Central Nervous System – Brain
Chapter 12 Central Nervous System – Brain

... decrease digestive functions ...
Robin Balbernie
Robin Balbernie

... “Every physical feature of the human nervous system – the brain cells, or neurons, that transmit information; their axons and dendrites that reach great distances to connect with one another; the tiny synapses that are the actual sites of connection; and the supporting cells, or glia, that keep it ...
PPT
PPT

... recordings were intelligible vs untintelligible ...
Chapter Outlines - Cengage Learning
Chapter Outlines - Cengage Learning

... Motor Cortex. The motor cortex neurons control the onset of voluntary movement. Association Cortex. The association cortex receives information from more than one sense and combines sensory and motor information. Aphasia, a deficit in understanding and producing language, is caused by damage to Broc ...
File - Ms Curran`s Leaving Certificate Biology
File - Ms Curran`s Leaving Certificate Biology

...  A chain reaction is set up & a movement of +ive charges runs along the inside of the Axon.  Energy (ATP) is needed to cause these changes  Diagram 34.6 pg 322 ...
CP Herry Nature December 8, 2011 - Host Laboratories / Research
CP Herry Nature December 8, 2011 - Host Laboratories / Research

... The cortex plays an essential part in emotional learning Cooperation between a team of French researchers from Inserm’s “Neurocentre Magendie, Bordeaux” Research Unit 862 directed by Cyril Herry and a team of Swiss researchers from the Friedrich Miescher Institute of Biomedical Research directed by ...
Background: Classical fear conditioning is a phenomenon in which
Background: Classical fear conditioning is a phenomenon in which

... CS to evoke a fearful reaction even in absence of the US (Pavlov, 1927). In some cases, this fear of the conditioned danger cue (CS+) can also be observed when a subject is presented a stimulus that shares similar characteristics with the CS+. This is known as fear generalization. Although some amou ...
Quiz - psychm5
Quiz - psychm5

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Adolescent Brain
Adolescent Brain

... in both the NAC and VTA area. β-endorphin pathways can lead to increased DA release in the NAC via 2 mechanisms: (1) β-endorphins can disinhibit the tonic inhibition of GABA neurons on DA cells in the VTA area, which leads to a release of DA in the NAC area; and (2) β-endorphins can stimulate DA in ...
PNS and Transmission
PNS and Transmission

... neurotransmitters. These are stored in vesicles in the axon terminals. • Impulse reaches terminal  opens calcium channels  Calcium enters the terminal  vesicles move toward membrane for exocytosis neurotransmitters are released and diffuse through synaptic cleft neurotransmitters bind with rece ...
Chapter 2 (The Brain) Study Guide 1. What is a neuron? What are
Chapter 2 (The Brain) Study Guide 1. What is a neuron? What are

... Chapter 2 (The Brain) Study Guide 1. What is a neuron? What are the three basic types of neurons? What is the difference between a neuron with myelin compared to a neuron that is not myelinated? 2. What is stimulus threshold? All-or-none principle? (domino example in class) 3. What is a synapse? 4. ...
Plasticity in the developing brain: Implications for
Plasticity in the developing brain: Implications for

... and remember information, to reorganize neuronal networks in response to environmental stimulation, and to recover from brain and spinal cord injuries. Neuronal plasticity is enhanced in the developing brain and it is usually adaptive and beneficial but can also be maladaptive and responsible for ne ...
Myers Module Four
Myers Module Four

... Wrong-headed theory (m4.1p46,c2.1p48) in your text. But! These areas in the brain are all interconnected, making the brain the most complex structure in the known universe. The brain is not a computer! This is a common misconception. ...
Excitatory and inhibitory transmission in the superior olivary complex
Excitatory and inhibitory transmission in the superior olivary complex

... depression in the number of vesicles released following each sequential action potential of the train. This leads to a smaller EPSP in the postsynaptic MNTB neuron and an increase in the latency variability in generating an action potential. Recent studies suggest that there are around 2000 release ...
Chapter 2: Brain and Behavior
Chapter 2: Brain and Behavior

... o Excitatory = Influencing the neurons to fire o Inhibitory = Influencing neurons not to fire o Reuptake = The process by which neurotransmitter molecules are taken from the synaptic cleft back into the axon terminal for later use, thus terminating their excitatory or inhibitory effect on the receiv ...
Chapter 3 Practice Test
Chapter 3 Practice Test

... Which part of your brain receives information that you are moving your legs? a. amygdala b. sensory cortex c. hypothalamus d. motor cortex e. Broca's area The capacity of one brain area to take over the functions of another damaged brain area is known as brain a. tomography. b. aphasia. c. phrenolog ...
LARGE SCALE SCREENING OF miRNA EXPRESSION
LARGE SCALE SCREENING OF miRNA EXPRESSION

... Formation of long-term memories (LTMs) is accomplished through structural changes of neurons leading to a rearrangement of the neural networks requiring both gene expression and protein synthesis. Evidence for local mRNAs and translational machineries at dendrites has suggested that post-transcripti ...
Uncaging Compunds: - Florida State University
Uncaging Compunds: - Florida State University

... – Action potentials (Aps) propegate though the axonal arbor and where axons and dendrites overlap in the neuropil a synapse sometimes forms, and synaptic transmission occurs when APs reaches the synapse. – Action potentials invade the presynaptic terminal causing glutamate to be released and then to ...
Synaptic Transmission - Grand Haven Area Public Schools
Synaptic Transmission - Grand Haven Area Public Schools

... Alzheimer’s Disease • Deterioration of memory, reasoning, and language skills • Low levels of Ach found in those with Alzheimer’s disease ...
The Nervous System
The Nervous System

... Anatomy of a Neuron Each neuron contains: - Cell body with nucleus - Dendrites : fibers that receive messages from other neurons - Axons : fibers that send messages to other neurons ...
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Activity-dependent plasticity

A defining feature of the brain is its capacity to undergo changes based on activity-dependent functions, also called activity-dependent plasticity. Its ability to remodel itself forms the basis of the brain’s capacity to retain memories, improve motor function, and enhance comprehension and speech amongst other things. It is this trait to retain and form memories that is functionally linked to plasticity and therefore many of the functions individuals perform on a daily basis. This plasticity is the result of changed gene expression that occurs because of organized cellular mechanisms.The brain’s ability to adapt toward active functions has allowed humans to specialize in specific processes based on relative use and activity. For example, a right-handed person may perform any movement poorly with his/her left hand but continuous practice with the less dominant hand can make both hands just as able. Another example is if someone was born with a neurological disorder such as autism or had a stroke that resulted in a disorder, then they are capable of retrieving much of their lost function by practicing and “rewiring” the brain in order to incorporate these lost manners. Thanks to the pioneers within this field, many of these advances have become available to most people and many more will continue to arrive as new features of plasticity are discovered.
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