Chapter 2, continued Basal ganglia Has three principal structures
... Principle 6: Brain systems are organized both hierarchically and in parallel - If there were a system that went in a straight line, from one level to another, the information would be processed serially and organized hierarchically - However, as the nervous system is organized in parallel, functions ...
... Principle 6: Brain systems are organized both hierarchically and in parallel - If there were a system that went in a straight line, from one level to another, the information would be processed serially and organized hierarchically - However, as the nervous system is organized in parallel, functions ...
Ch. 2 the LGN and Striate Cortex
... • Neurons that fire to specific features of a stimulus • Pathway away from retina shows neurons that fire to more complex stimuli • Cells that are feature detectors: – Simple cortical cell – Complex cortical cell – End-stopped cortical cell ch 4 ...
... • Neurons that fire to specific features of a stimulus • Pathway away from retina shows neurons that fire to more complex stimuli • Cells that are feature detectors: – Simple cortical cell – Complex cortical cell – End-stopped cortical cell ch 4 ...
Chapter Two
... transmits impulses to and from the brain and is involved in spinal reflex behaviors; it reaches from the lower back to high in the neck, just below the brain. B. Sensory neurons carry impulses from the sense receptors to the central nervous ...
... transmits impulses to and from the brain and is involved in spinal reflex behaviors; it reaches from the lower back to high in the neck, just below the brain. B. Sensory neurons carry impulses from the sense receptors to the central nervous ...
The Nervous System
... They are not responsible for electrical impulse Their job is to: – Surround the neurons to anchor them in place – Produce the fat (myelin) of the axon to speed transmission ...
... They are not responsible for electrical impulse Their job is to: – Surround the neurons to anchor them in place – Produce the fat (myelin) of the axon to speed transmission ...
Tango and mirror neurons
... • Such activation is notably only present for actions belonging to the personal repertoire of the observer • Just as for monkey, this system seems to be sensitive to the goal of movement, thus being probably involved in recognizing intentions •In spite of some debate about the reality of mirror neur ...
... • Such activation is notably only present for actions belonging to the personal repertoire of the observer • Just as for monkey, this system seems to be sensitive to the goal of movement, thus being probably involved in recognizing intentions •In spite of some debate about the reality of mirror neur ...
How does the Teenage Brain Work? (Teacher Version)
... decisions the same way adults do? (The teenage brain is going and hostile audiences; through major remodeling which conflicts with the ability to make and ht extent to which decisions.) the arguments 3. What can risky behavior be contributed to? What can this risky anticipate and address behavior le ...
... decisions the same way adults do? (The teenage brain is going and hostile audiences; through major remodeling which conflicts with the ability to make and ht extent to which decisions.) the arguments 3. What can risky behavior be contributed to? What can this risky anticipate and address behavior le ...
99 4A midterm studyq`s
... significance of concentration and charge gradients? What is threshold? What is the significance of variable permeabilities? Compare and contrast action vs. graded potentials. What is summation? What is saltatory conduction? How is it related to multiple sclerosis? 4. Biologists use the Nernst and Go ...
... significance of concentration and charge gradients? What is threshold? What is the significance of variable permeabilities? Compare and contrast action vs. graded potentials. What is summation? What is saltatory conduction? How is it related to multiple sclerosis? 4. Biologists use the Nernst and Go ...
The Autonomic Nervous System The Sympathetic Division
... • Preganglionic fibers are short, connect to the sympathetic chain, and synapse with long postganglionic fibers • Preganglionic fibers produce ACh, postganglionic fibers produce NE or Ach ...
... • Preganglionic fibers are short, connect to the sympathetic chain, and synapse with long postganglionic fibers • Preganglionic fibers produce ACh, postganglionic fibers produce NE or Ach ...
Document
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. path of action potential ...
... Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. path of action potential ...
The Nervous System
... Protection of the CNS blood-brain barrier • The brain is absolutely dependent on a constant internal environment. • It could not function if exposed to the types of fluctuations of hormones, ions, and nutrients that continually occur elsewhere in the body, especially after eating and exercising. • ...
... Protection of the CNS blood-brain barrier • The brain is absolutely dependent on a constant internal environment. • It could not function if exposed to the types of fluctuations of hormones, ions, and nutrients that continually occur elsewhere in the body, especially after eating and exercising. • ...
The Nervous System
... • The spinal cord runs along the dorsal side of the body and links the brain to the rest of the body. Vertebrates have their spinal cords encased in a series of (usually) bony vertebrae that comprise the vertebral column. • The gray matter of the spinal cord consists mostly of cell bodies and dendri ...
... • The spinal cord runs along the dorsal side of the body and links the brain to the rest of the body. Vertebrates have their spinal cords encased in a series of (usually) bony vertebrae that comprise the vertebral column. • The gray matter of the spinal cord consists mostly of cell bodies and dendri ...
PULSE LECTURE_Sept 21_Neurons
... • Serves as a barrier to enclose the cytoplasm inside the neuron, and keep unwanted substance out. • Contains receptors on the outer surface that bind neurotransmitters (lock and key mechanism). This allows for great specificity. • Contains ion channels that allow some ions to enter the cell while b ...
... • Serves as a barrier to enclose the cytoplasm inside the neuron, and keep unwanted substance out. • Contains receptors on the outer surface that bind neurotransmitters (lock and key mechanism). This allows for great specificity. • Contains ion channels that allow some ions to enter the cell while b ...
Control and Integration Nervous System Organization: Radial
... – due to changes in membrane permeability and altering flow of charged particles – changes in permeability are due to changing the number of open membrane channels ...
... – due to changes in membrane permeability and altering flow of charged particles – changes in permeability are due to changing the number of open membrane channels ...
The human brain contains approximately - Lake
... How can I find out the ABC’s of Brain Facts? All questions for the regional Brain Bee will be drawn exclusively from Brain Facts, a book on the brain and nervous system published by the Society for Neuroscience. To find out how to get an updated version of this book, go to www.nepaahec.org and click ...
... How can I find out the ABC’s of Brain Facts? All questions for the regional Brain Bee will be drawn exclusively from Brain Facts, a book on the brain and nervous system published by the Society for Neuroscience. To find out how to get an updated version of this book, go to www.nepaahec.org and click ...
Slide ()
... The pattern of motor neuron activity can change the biochemical and functional properties of skeletal muscle cells. A. Muscle fibers have characteristic metabolic, molecular, and electrical properties that identify them as "slow" (tonic) or "fast" (phasic) types. The micrograph on the right shows a ...
... The pattern of motor neuron activity can change the biochemical and functional properties of skeletal muscle cells. A. Muscle fibers have characteristic metabolic, molecular, and electrical properties that identify them as "slow" (tonic) or "fast" (phasic) types. The micrograph on the right shows a ...
The Nervous System - History with Mr. Bayne
... Message goes through sensory neurons to spinal cord; spinal cord instantly sends message back through motor neurons to remove hand) ...
... Message goes through sensory neurons to spinal cord; spinal cord instantly sends message back through motor neurons to remove hand) ...
Chapter 12: Neural Tissue
... • The main membrane processes involved in neural activities are: 1. resting potential: the transmembrane potential of a resting cell 2. graded potential: a temporary localized change in the resting potential, caused by a stimulus 3. action potential: an electrical impulse (produced by the graded pot ...
... • The main membrane processes involved in neural activities are: 1. resting potential: the transmembrane potential of a resting cell 2. graded potential: a temporary localized change in the resting potential, caused by a stimulus 3. action potential: an electrical impulse (produced by the graded pot ...
Central nervous system
... conditions and transmit information along sensory neurons • Sensory information is sent to the brain or ganglia, where interneurons integrate the information • Motor output leaves the brain or ganglia via motor neurons, which trigger muscle or gland activity ...
... conditions and transmit information along sensory neurons • Sensory information is sent to the brain or ganglia, where interneurons integrate the information • Motor output leaves the brain or ganglia via motor neurons, which trigger muscle or gland activity ...
Brain Plasticity-
... eye send impulses to the primary visual area in the occipital lobe of the brain and not to the area of language production (Wernicke’s area) in the left posterior temporal lobe. The basic trunk lines have been established, but the specific connections from one house to another require additional sig ...
... eye send impulses to the primary visual area in the occipital lobe of the brain and not to the area of language production (Wernicke’s area) in the left posterior temporal lobe. The basic trunk lines have been established, but the specific connections from one house to another require additional sig ...
Nervous_System_PowerPoint
... to the brain and motor impulses from the brain to the periphery Gray matter: receives and integrates incoming and outgoing info ...
... to the brain and motor impulses from the brain to the periphery Gray matter: receives and integrates incoming and outgoing info ...
Day 3 - EE Sharif
... Contribution of facilitated diffusion The sodium-potassium pump creates a concentration and electrical gradient for Na+ and K+, which means that K+ tends to diffuse (‘leak’) out of the cell and Na+ tends to diffuse in. BUT, the membrane is much more permeable to K+, so K+ diffuses out along its con ...
... Contribution of facilitated diffusion The sodium-potassium pump creates a concentration and electrical gradient for Na+ and K+, which means that K+ tends to diffuse (‘leak’) out of the cell and Na+ tends to diffuse in. BUT, the membrane is much more permeable to K+, so K+ diffuses out along its con ...
Unit 2 PowerPoint 2.1 and 2.2
... genes. Neurons contain cytoplasm, mitochondria and other organelles. Neurons carry out basic cellular processes such as protein synthesis and energy production. Neurons differ from other cells in the body because: ...
... genes. Neurons contain cytoplasm, mitochondria and other organelles. Neurons carry out basic cellular processes such as protein synthesis and energy production. Neurons differ from other cells in the body because: ...
BRAIN COMPUTER INTERFACING ARMY RESCUE USING
... other parts of the nervous system are frozen and then scanned and analysed layer by layer, thus capturing the structure of the neurons and their interconnections.[19] The exposed surface of frozen nerve tissue would be scanned and recorded, and then the surface layer of tissue removed. While this wo ...
... other parts of the nervous system are frozen and then scanned and analysed layer by layer, thus capturing the structure of the neurons and their interconnections.[19] The exposed surface of frozen nerve tissue would be scanned and recorded, and then the surface layer of tissue removed. While this wo ...