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Nervous System and Senses - Avon Community School Corporation
Nervous System and Senses - Avon Community School Corporation

...  Don’t touch, separated by synaptic cleft  One-way communication between axon of presynaptic neuron and dendrite of postsynaptic neuron  Neurotransmitters are made in the synaptic knob of the axon, stored in synaptic vesicles, and cross the cleft ...
Genetics
Genetics

... Neurotransmitter are either neutralized by an enzyme or taken back up by the neuron that released it in reuptake. ‐ At least 50 different types of neurotransmitters have been identified ...
How Ca2+ triggers neurotransmitter release
How Ca2+ triggers neurotransmitter release

... Molecular mechanisms of neurotransmitter release Thomas C. Südhof Thomas Südhof's research investigates how neurons in brain communicate with each other during synaptic transmission, which is the process that underlies all brain activity, from consciousness over memory to sensory perception and move ...
too low levels
too low levels

... When the action potential reaches the terminals at an axon’s end, it triggers the release of chemical messengers (neurotransmitters) some of which are then sent to different parts of the brain while others are reabsorbed by the sending neuron in a process called reuptake ...
The Nervous System - Ridgewood High School
The Nervous System - Ridgewood High School

... When you pull the handle, water floods the bowl. This event takes a couple of seconds and you cannot stop it in the middle. Once the bowl empties, the flush is complete. Now the upper tank is empty. If you try pulling the handle at this point, nothing happens (absolute refractory). Wait for the uppe ...
Careful Coordination
Careful Coordination

... that regulates a variety of physiological processes.. – Water balance, body temperature, feeding and sleep as well as help to regulate several endocrine functions ...
Receptor-Mediated Endocytosis experiment pathway(II)
Receptor-Mediated Endocytosis experiment pathway(II)

... different type of mutation was discovered. LDL receptors bearing this new defect bound normal amounts of radioactively labeled LDL, yet the receptor-bound lipoprotein failed to internalized and consequently was not delivered to cytoplasmic lysosomes for ...
ch 16 sensory motor systems
ch 16 sensory motor systems

... consists of four stages, each of which gradually merges into the next. Each stage has been identified by EEG recordings . 2) Most dreaming occurs during rapid eye movement sleep. C. Learning and Memory 1. Learning is the ability to acquire new knowledge or skills through instruction or experience. M ...
Nervous System Quiz
Nervous System Quiz

... ...
Chapters 31 and 34 - Nervous Endocrine
Chapters 31 and 34 - Nervous Endocrine

... messengers (hormones) from glands to regulate certain body activities ...
PowerPoint
PowerPoint

... taken up again by the axon terminal and recycled, or they may simply diffuse away. • NERVE GAS prevents enzymes from breaking down neurotransmitters, as a result muscles in the respiratory and nervous system becomes paralyzed. ...
AP Psych – Summary of Neurotransmitters Table
AP Psych – Summary of Neurotransmitters Table

... heartbeat, arousal, learning, with depression. memory, and eating Destruction of GABAInhibitory: communicates producing neurons in messages to other neurons, Huntington’s disease GABA (gamma helping to balance and produces tremors and aminobutyric acid) offset excitatory messages. loss of motor cont ...
Media:oreilly_genpsych_ch2_neuron
Media:oreilly_genpsych_ch2_neuron

... (depolarization) received via synapses on their dendrites, from axons of other neurons When membrane potential exceeds threshold, action potential (spike) is sent down axon, triggering release of neurotransmitter in synapse, which opens ion channels on receiving (postsynaptic) neuron GABA is main in ...
Ch. 2 Notes
Ch. 2 Notes

... LSD- (Psychedelics) Act on seratonin receptors Ecstasy- causes the release and blocks reuptake and depletes the amount of seratonin in the brain PCP – stimulates both the sympathetic and peripheral nervous system ...
Organization of the Nervous System and the Neuron
Organization of the Nervous System and the Neuron

... • Each nerve is made of bundles of neuron fibers • Neuron fibers are surrounded by a delicate ...
Lecture
Lecture

... Representation with neurons and populations of neurons II. Do we really have a certain nerve cell for recognising the concatenation of features representing our grandmother(s)? Population (ensemble) code: Perception depends on the combined output of a group (ensemble) of cells not on the ouput of an ...
B6 Brain and Mind
B6 Brain and Mind

... Neurones never ____ each other – there is a small gap between them called a _____. A signal is sent from one _______ to the next by a _______ transmitter across the synapse (called a “neurotransmitter”). These transmitters are then ________ back into the sensory neurone to be used again. This proces ...
Lecture_31_2014_noquiz
Lecture_31_2014_noquiz

... 1. Action potential arrives; triggers entry of Ca2+. 2. In response to Ca2+, synaptic vesicles fuse with presynaptic membrane, then release neurotransmitter. 3. Ion channels open when neurotransmitter binds; ion flows cause change in postsynaptic cell potential. 4. Ion channels will close as neurotr ...
The Human Organism: Introduction to Human Body - Nicole
The Human Organism: Introduction to Human Body - Nicole

... What does the brain do? Take a moment on your computer to research one part of the brain and the role it plays in controlling your body or thought processes. ...
Bio70 Psychobiology Fall 2006 First Midterm October 12 Version A
Bio70 Psychobiology Fall 2006 First Midterm October 12 Version A

... c. somewhat less likely than others to engage in a variety of pleasureseeking behaviors. d. frequently introverts. 32. At the synapse, amphetamine: a. blocks the breakdown of dopamine. b. increases the release of dopamine from the presynaptic terminal. c. increases the sensitivity of dopamine recept ...
Endocrine Pharmacology
Endocrine Pharmacology

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Smell (olfaction) and taste (gustation) Chemoreceptors respond to
Smell (olfaction) and taste (gustation) Chemoreceptors respond to

... Umami—amino acids glutamate and aspartate ...
Neuro-transmitters
Neuro-transmitters

... After some hours, the individual can enter a “rebound” state of depression. This is due to the brain’s inability to re-synthesise new nor-adrenaline in sufficient quantities to replace that released as a result of amphetamine intake. ...
(A): The Neuron
(A): The Neuron

... Neurons transmit messages when stimulated by our senses, or triggered by chemicals of other neurons ...
MS Word Version - Interactive Physiology
MS Word Version - Interactive Physiology

... autonomic nervous system act indirectly. • Norepinephrine, acetylcholine, and serotonin, another central nervous system neurotransmitter, all produce state changes in the central nervous system. One important example is the change from the sleep state, to wakefulness, to attentive arousal. • Theorie ...
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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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