FUN FACTS ABOUT YOUR BRAIN - the human Central Nervous
... Dendrite: Cell extension that collects information from other cells Dendritic spine: Small protrusions on dendrites phat increase surface area Nucleus: Central structure containing the chromosome and genes Nuclear membrane: Membrane surrounding the nucleus ...
... Dendrite: Cell extension that collects information from other cells Dendritic spine: Small protrusions on dendrites phat increase surface area Nucleus: Central structure containing the chromosome and genes Nuclear membrane: Membrane surrounding the nucleus ...
Nervous System Lecture- Part II
... Paired spinal nerves extending from spinal cord Peripheral nerves link all regions of the body to the CNS Ganglia are clusters of neuronal cell bodies ...
... Paired spinal nerves extending from spinal cord Peripheral nerves link all regions of the body to the CNS Ganglia are clusters of neuronal cell bodies ...
The Peripheral Nervous System and Reflex Activity
... Autonomic ganglion are motor ganglia containing the cell bodies of motor neurons They are sites of synapse and information transmission from pre to postganglionic neurons The presence of intrinsic ganglionic cells, analogous to interneurons, suggests that certain intergrative functions may occur ...
... Autonomic ganglion are motor ganglia containing the cell bodies of motor neurons They are sites of synapse and information transmission from pre to postganglionic neurons The presence of intrinsic ganglionic cells, analogous to interneurons, suggests that certain intergrative functions may occur ...
cell body
... The nervous system is designed to deliver rapid and precise communication between different parts of the body by the action of specialized nerve cells called neurons. These highly specialized cells are interconnected and function to gather and process information and then generate appropriate re ...
... The nervous system is designed to deliver rapid and precise communication between different parts of the body by the action of specialized nerve cells called neurons. These highly specialized cells are interconnected and function to gather and process information and then generate appropriate re ...
5 Nervous Tissue Lab 2011
... central canal in the middle of your section and examine the lining layer of ependymal cells. Compare the ependymal nuclei with the neuronal nuclei you observed in previous slides. Ependymal cells also line the ventricles of the brain that are continuous with the central canal of the spinal cord. Dur ...
... central canal in the middle of your section and examine the lining layer of ependymal cells. Compare the ependymal nuclei with the neuronal nuclei you observed in previous slides. Ependymal cells also line the ventricles of the brain that are continuous with the central canal of the spinal cord. Dur ...
Introduction to the Nervous System Guided Notes are masses of
... by the presynaptic cell (neuron) and received by the postsynaptic cell (neuron, muscle, gland). 5. There are three basic functions of the nervous system. (1) ___________________ – gathers information (2) ______________________ – information is brought together (3) _________________ – responds to sig ...
... by the presynaptic cell (neuron) and received by the postsynaptic cell (neuron, muscle, gland). 5. There are three basic functions of the nervous system. (1) ___________________ – gathers information (2) ______________________ – information is brought together (3) _________________ – responds to sig ...
1 - UPenn School of Engineering and Applied Science
... for CNS damage in animals. These damaged neuronal cells (and accessory cells) must be enticed to repair themselves otherwise the damaged cells will undergo cell death and result in a net loss in the total number of cells. Experimentally, several types of cells have been used to encourage neuronal c ...
... for CNS damage in animals. These damaged neuronal cells (and accessory cells) must be enticed to repair themselves otherwise the damaged cells will undergo cell death and result in a net loss in the total number of cells. Experimentally, several types of cells have been used to encourage neuronal c ...
Neuron Summary - MsHughesPsychology
... 1. Dendrite – a specialised, short, thin and widely branching fibre that is specialised to detect and receive incoming neural information (neural impulses) 2. Soma – cell body, the section that determines whether the neuron will be activated and thus transmit (pass on) the neural stimulation to othe ...
... 1. Dendrite – a specialised, short, thin and widely branching fibre that is specialised to detect and receive incoming neural information (neural impulses) 2. Soma – cell body, the section that determines whether the neuron will be activated and thus transmit (pass on) the neural stimulation to othe ...
Bio70 Psychobiology Fall 2006 First Midterm October 12 Version A
... a. if it runs out of one, it has others. b. it can release different transmitters on different occasions. c. it can send more complex messages. d. it can release one from the axon's terminal and one from another location along the axon. ...
... a. if it runs out of one, it has others. b. it can release different transmitters on different occasions. c. it can send more complex messages. d. it can release one from the axon's terminal and one from another location along the axon. ...
Nervous System Cells
... • Neurons can be classified according to the direction in which they conduct impulses • Afferent neurons – transmit to the spinal cord or brain • Efferent neurons – transmit away from the brain or spinal cord • Interneurons – conduct impulses toward motor neurons (entirely within the CNS) ...
... • Neurons can be classified according to the direction in which they conduct impulses • Afferent neurons – transmit to the spinal cord or brain • Efferent neurons – transmit away from the brain or spinal cord • Interneurons – conduct impulses toward motor neurons (entirely within the CNS) ...
Lectures220Week7Note..
... an axon, myelination (via Schwann cells) prevents ions from leaking out across the plasma membrane. Node of Ranvier ...
... an axon, myelination (via Schwann cells) prevents ions from leaking out across the plasma membrane. Node of Ranvier ...
Neural Oscillators on the Edge: Harnessing Noise to Promote Stability
... Abnormal neural oscillations are implicated in certain disease states, for example repetitive firing of injured axons evoking painful paresthesia, and rhythmic discharges of cortical neurons in patients with epilepsy. In other clinical conditions, the pathological state manifests as a vulnerability ...
... Abnormal neural oscillations are implicated in certain disease states, for example repetitive firing of injured axons evoking painful paresthesia, and rhythmic discharges of cortical neurons in patients with epilepsy. In other clinical conditions, the pathological state manifests as a vulnerability ...
Neurons – A whistle-stop Tour
... http://www.google.co.nz/imgres?imgurl=http://cwx.prenhall.com/bookbind/pubbooks/morris5/medialib/images/F02_01.jpg&imgrefurl=http://http://www.google.co.nz/images?q=neuron&oe=utf8&rls=org.mozilla http://www.google.co.nz/imgres?imgurl=http://www.faqs.org/photo-dict/photofiles/list/667/1077neuron.jpg ...
... http://www.google.co.nz/imgres?imgurl=http://cwx.prenhall.com/bookbind/pubbooks/morris5/medialib/images/F02_01.jpg&imgrefurl=http://http://www.google.co.nz/images?q=neuron&oe=utf8&rls=org.mozilla http://www.google.co.nz/imgres?imgurl=http://www.faqs.org/photo-dict/photofiles/list/667/1077neuron.jpg ...
Neurons
... • The presynaptic neuron sends the message • The postsynaptic neuron receives the message Process information in the form of action potentials • Shifts in membrane potential • Membrane potential is the electrical potential, the charge difference, across the membrane. • All animal cells have more K i ...
... • The presynaptic neuron sends the message • The postsynaptic neuron receives the message Process information in the form of action potentials • Shifts in membrane potential • Membrane potential is the electrical potential, the charge difference, across the membrane. • All animal cells have more K i ...
neurons
... system includes the brain and the spinal cord. Bundles of neuron axons that carry information in the peripheral nervous system. ...
... system includes the brain and the spinal cord. Bundles of neuron axons that carry information in the peripheral nervous system. ...
Chapter 10: Nervous System I
... U. Somatic nervous system is involved in conscious activities. V. The autonomic nervous system is involved in unconscious activities. W. The nervous system can detect changes in the body, make decisions, and stimulate muscles or glands to respond. X. The three parts all neurons have are cell body, a ...
... U. Somatic nervous system is involved in conscious activities. V. The autonomic nervous system is involved in unconscious activities. W. The nervous system can detect changes in the body, make decisions, and stimulate muscles or glands to respond. X. The three parts all neurons have are cell body, a ...
Part 1: True/False
... 5. __ The two main families of neurotransmitter receptors are ligand-gated and neural-gated. 6. __ Postsynaptic responses mediated by G-protein coupled receptors are faster than those mediated through ligand-gated channels. 7. __ NMDA receptors allow passage of large amounts of chloride and calcium ...
... 5. __ The two main families of neurotransmitter receptors are ligand-gated and neural-gated. 6. __ Postsynaptic responses mediated by G-protein coupled receptors are faster than those mediated through ligand-gated channels. 7. __ NMDA receptors allow passage of large amounts of chloride and calcium ...
Lecture 6
... the brain with a surface of 2000cm^2. At the back is the occipital area important for visual processing (the later takes up 40% of the brain) very high visual resolution (& capability for associative and therefore creative thinking?). Frontal area important for short term working memory, and plann ...
... the brain with a surface of 2000cm^2. At the back is the occipital area important for visual processing (the later takes up 40% of the brain) very high visual resolution (& capability for associative and therefore creative thinking?). Frontal area important for short term working memory, and plann ...
The Nervous System
... • The myelin sheath is made by ________ in the CNS and by _________ in the PNS. • This wrapping is never complete. Interspersed along the axon are gaps where there is no myelin – these are nodes of Ranvier. • In the PNS, the exterior of the Schwann cell surrounding an axon is the neurilemma ...
... • The myelin sheath is made by ________ in the CNS and by _________ in the PNS. • This wrapping is never complete. Interspersed along the axon are gaps where there is no myelin – these are nodes of Ranvier. • In the PNS, the exterior of the Schwann cell surrounding an axon is the neurilemma ...
neurons and the nervous system
... neuron. Carries messages away from the cell body Myelin Sheath An insulating layer around an axon. Made up of Schwann cells. Nodes of Ranvier Gaps between Schwann cells. Function: Conduction of the impulse. (Situation where speed of an impulse is greatly increased by the message ‘jumping ...
... neuron. Carries messages away from the cell body Myelin Sheath An insulating layer around an axon. Made up of Schwann cells. Nodes of Ranvier Gaps between Schwann cells. Function: Conduction of the impulse. (Situation where speed of an impulse is greatly increased by the message ‘jumping ...
action potentials - Zanichelli online per la scuola
... the CNS (Afferent), while others in the same nerve are carrying information from the CNS to the body’s organs and glands (Efferent). The brainstem regulates many autonomic functions (involuntary physiological functions). It has 12 paired cranial nerves, including the olfactory, optic, and auditory n ...
... the CNS (Afferent), while others in the same nerve are carrying information from the CNS to the body’s organs and glands (Efferent). The brainstem regulates many autonomic functions (involuntary physiological functions). It has 12 paired cranial nerves, including the olfactory, optic, and auditory n ...
5-2_NeurotransmRelease_BenseM
... neurons, and that are released from the cells, act via specific receptors, coupled to the membrane of postsynaptic target, structure and modify the electric and metabolic conditions of the affected cells. Main stages of neurotransmitter release: 1. When the action potential comes down the axon and r ...
... neurons, and that are released from the cells, act via specific receptors, coupled to the membrane of postsynaptic target, structure and modify the electric and metabolic conditions of the affected cells. Main stages of neurotransmitter release: 1. When the action potential comes down the axon and r ...