The BRAIN - davis.k12.ut.us
... Just split seconds after the opening of the sodium channels, the potassium channels in the axon membrane open. Since potassium is found in greater concentration within the cell, potassium ions rush outward. This flow of positively charged ions restores the positive charge outside of the cell and the ...
... Just split seconds after the opening of the sodium channels, the potassium channels in the axon membrane open. Since potassium is found in greater concentration within the cell, potassium ions rush outward. This flow of positively charged ions restores the positive charge outside of the cell and the ...
Nerve Cell Physiology
... Steps of the action potential 4. Voltage-gated K+ channels open in response to the depolarization, but since their kinetics are much slower, the inward Na+ current (upstroke of the action potential) dominates initially. 5. K+ conductance begins to rise as more channels open. As the rise in membrane ...
... Steps of the action potential 4. Voltage-gated K+ channels open in response to the depolarization, but since their kinetics are much slower, the inward Na+ current (upstroke of the action potential) dominates initially. 5. K+ conductance begins to rise as more channels open. As the rise in membrane ...
rapid eye movement sleep deprivation induces acetylcholinesterase
... including cage controls and larger platform (dia., 15 cm) ...
... including cage controls and larger platform (dia., 15 cm) ...
Slide 1
... – Plasticity – the ability of the brain to modify itself after some types of damage (VIDEO) • The younger the child, the greater chance the remaining hemisphere can take over functions of the surgically ...
... – Plasticity – the ability of the brain to modify itself after some types of damage (VIDEO) • The younger the child, the greater chance the remaining hemisphere can take over functions of the surgically ...
A4a - Viktor`s Notes for the Neurosurgery Resident
... chemical transmitter is inactivated in one of three ways: 1) presynaptic neurons REUPTAKE (from synaptic cleft) most and possibly all amine and amino acid neurotransmitters. ...
... chemical transmitter is inactivated in one of three ways: 1) presynaptic neurons REUPTAKE (from synaptic cleft) most and possibly all amine and amino acid neurotransmitters. ...
Street Names
... when he accidentally ingests it. Later he ingests 0.25 mg of it thinking it is a minimal dose, when in actuality it is 10 times the dose needed to produce an effect. “My visual field wavered and everything appeared deformed as in a faulty mirror. Space and time became more and more disorganized and ...
... when he accidentally ingests it. Later he ingests 0.25 mg of it thinking it is a minimal dose, when in actuality it is 10 times the dose needed to produce an effect. “My visual field wavered and everything appeared deformed as in a faulty mirror. Space and time became more and more disorganized and ...
Anti-biotics
... ceftazidime, with equally good activity against Pseudomonas. Aztreonam's primary advantages are its theoretical ability to preserve the normal gram-positive and anaerobic flora and the lack of cross-reactive immediate hypersensitivity in patients who have had this type of reaction to other ...
... ceftazidime, with equally good activity against Pseudomonas. Aztreonam's primary advantages are its theoretical ability to preserve the normal gram-positive and anaerobic flora and the lack of cross-reactive immediate hypersensitivity in patients who have had this type of reaction to other ...
Antiarrhythmic Drugs
... ectopic activity. Drugs have antiarrhythmic properties by virtue of their β -receptor–blocking action and direct membrane effects Some of these drugs have selectivity for cardiac β 1 receptors e.g. metoprolol, Some have intrinsic sympathomimetic activity e.g. pindolol. Some have marked direct membra ...
... ectopic activity. Drugs have antiarrhythmic properties by virtue of their β -receptor–blocking action and direct membrane effects Some of these drugs have selectivity for cardiac β 1 receptors e.g. metoprolol, Some have intrinsic sympathomimetic activity e.g. pindolol. Some have marked direct membra ...
Placebos Prove So Powerful
... to help chronic or poorly understood conditions, the acupuncturist, homeopathist or chiropractor steps into the breach with a potent belief system ready-made to help the suffering patient. ''If a guy in a white coat or a guy dressed in feathers can induce a patient's immune system to fight back, who ...
... to help chronic or poorly understood conditions, the acupuncturist, homeopathist or chiropractor steps into the breach with a potent belief system ready-made to help the suffering patient. ''If a guy in a white coat or a guy dressed in feathers can induce a patient's immune system to fight back, who ...
Functional Magnetic Resonance Imaging (fMRI)
... By magnetic labeling the proximal blood supply using "arterial spin labeling" ASL, the associated signal is proportional to the cerebral blood flow, or perfusion. This method provides more quantitative physiological information than BOLD signal, and has the same sensitivity for detecting task-induce ...
... By magnetic labeling the proximal blood supply using "arterial spin labeling" ASL, the associated signal is proportional to the cerebral blood flow, or perfusion. This method provides more quantitative physiological information than BOLD signal, and has the same sensitivity for detecting task-induce ...
Synaptic Plasticity
... Hebb (1949) hypothesized that “ if one neuron frequently takes part in exciting another, some growth process or metabolic change takes place in one or both cells and the strength of their connection increases ” ...
... Hebb (1949) hypothesized that “ if one neuron frequently takes part in exciting another, some growth process or metabolic change takes place in one or both cells and the strength of their connection increases ” ...
Figure 8.12
... ◦ White connective tissue layer ◦ Seen anteriorly as the “white of the eye” Cornea ◦ Transparent, central anterior portion ◦ Allows for light to pass through ◦ Repairs itself easily ◦ The only human tissue that can be transplanted without fear of rejection ...
... ◦ White connective tissue layer ◦ Seen anteriorly as the “white of the eye” Cornea ◦ Transparent, central anterior portion ◦ Allows for light to pass through ◦ Repairs itself easily ◦ The only human tissue that can be transplanted without fear of rejection ...
Premil Prescribing Information
... new class of oral antidiabetic drug called meglitinide which stimulates insulin release from β cells of pancreas. Indications Premil is indicated as an adjunct to diet and exercise to lower the blood glucose level in patients with type 2 diabetes mellitus (NIDDM) whose hyperglycaemia cannot be contr ...
... new class of oral antidiabetic drug called meglitinide which stimulates insulin release from β cells of pancreas. Indications Premil is indicated as an adjunct to diet and exercise to lower the blood glucose level in patients with type 2 diabetes mellitus (NIDDM) whose hyperglycaemia cannot be contr ...
Slide 1
... Camillo Golgi was born in July 1843 in Corteno, a village in the mountains near Brescia in northern Italy, where his father was working as a district medical officer. He studied medicine at the University of Pavia, where he attended as an 'intern student' the Institute of Psychiatry directed by Cesa ...
... Camillo Golgi was born in July 1843 in Corteno, a village in the mountains near Brescia in northern Italy, where his father was working as a district medical officer. He studied medicine at the University of Pavia, where he attended as an 'intern student' the Institute of Psychiatry directed by Cesa ...
Spatial Working Memory
... Whereas the older term ‘short term memory’ suggested a passive process restricted to retention, the currently more favored term ‘working memory’ also entails the active maintenance and use of information for cognition and behavior. Visual working memory (VWM) entails both feature and feature memory. ...
... Whereas the older term ‘short term memory’ suggested a passive process restricted to retention, the currently more favored term ‘working memory’ also entails the active maintenance and use of information for cognition and behavior. Visual working memory (VWM) entails both feature and feature memory. ...
Recreational Drugs - St. Joseph`s Hospital Health Center
... Adolescents escaping problems of growing up ...
... Adolescents escaping problems of growing up ...
Benzodiazepine Pharmacology and Central Nervous System
... BZDs are classified in terms of their elimination half-life. Short-acting BZDs have a median elimination half-life of 1-12 hours, intermediate-acting BZDs have an average elimination half-life of 12-40 hours, and long-acting BZDs have an average elimination half-life of 40-250 hours.2 As noted earli ...
... BZDs are classified in terms of their elimination half-life. Short-acting BZDs have a median elimination half-life of 1-12 hours, intermediate-acting BZDs have an average elimination half-life of 12-40 hours, and long-acting BZDs have an average elimination half-life of 40-250 hours.2 As noted earli ...
• The neuron is similar to other cells: •Cell body: lipid bilayer
... 3, 1, 2 = primary somatosensory cortex 4 = primary motor cortex 17 = primary visual cortex 41, 42 = primary auditory cortex ...
... 3, 1, 2 = primary somatosensory cortex 4 = primary motor cortex 17 = primary visual cortex 41, 42 = primary auditory cortex ...
MYOZAP Antibody
... year. As with all antibodies care should be taken to avoid repeated freeze thaw cycles. Antibodies should not be exposed to prolonged high temperatures. Precautions MYOZAP Antibody is for research use only and not for use in diagnostic or therapeutic procedures. ...
... year. As with all antibodies care should be taken to avoid repeated freeze thaw cycles. Antibodies should not be exposed to prolonged high temperatures. Precautions MYOZAP Antibody is for research use only and not for use in diagnostic or therapeutic procedures. ...
Pharmacotherapy for Anxiety Disorders: Drugs Available References
... was based principally on drugs that produce similar actions on this neurotransmitter and its receptor complex (Cowen & Nutt, 1982) (Box 1). Recent advances in the pharmacological manage ment of clinical anxiety disorders reflect two main developments. First, there is now a better clinical delineatio ...
... was based principally on drugs that produce similar actions on this neurotransmitter and its receptor complex (Cowen & Nutt, 1982) (Box 1). Recent advances in the pharmacological manage ment of clinical anxiety disorders reflect two main developments. First, there is now a better clinical delineatio ...
24 Optogenetics - how to use light to manipulate neuronal networks
... CNS neuron activation: Testing different neuron types in CNS (central nervous system) with red and blue light-sensitive channels ...
... CNS neuron activation: Testing different neuron types in CNS (central nervous system) with red and blue light-sensitive channels ...
Chapter 49 Nervous Systems - Biology at Mott
... around the brainstem that includes the amygdala, hippocampus, and parts of the thalamus The amygdala is located in the temporal lobe and helps store an emotional experience as an emotional memory ...
... around the brainstem that includes the amygdala, hippocampus, and parts of the thalamus The amygdala is located in the temporal lobe and helps store an emotional experience as an emotional memory ...
Chapt13 Lecture 13ed Pt 3
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
Reading Part 5: The Nervous System
... Often the receptors are ligand-gated ion channels which open to let ions in. If the channels are for Na+, a depolarization of the membrane will occur. If the channels are for K+ or Cl-, ...
... Often the receptors are ligand-gated ion channels which open to let ions in. If the channels are for Na+, a depolarization of the membrane will occur. If the channels are for K+ or Cl-, ...
Neurotransmission Notes
... Neurotransmission Notes Neuron – nerve cell Soma – cell body Axon – sends message ...
... Neurotransmission Notes Neuron – nerve cell Soma – cell body Axon – sends message ...