NPY / AGRP Neuron

Sep 03, 2014

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Appetite-decreasing Effects of PYY3-36. Pancreas. Colon. Fat Tissue. Stomach. Leptin. Insulin. Ghrelin. PYY3-36. Ghrelin receptor. Insulin receptor. Leptin receptor. Y2R. NPY / AGRP Neuron. POMC Neuron. - MSH. AGRP. hypothalamus. NPY. Arcuate nucleus. Y1R. MC4R/ MC3R.

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ghrelin
insulin receptor
ghrelin receptor
leptin receptor
phoenix pharmaceuticals
appetite decreasing effects

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NPY / AGRP Neuron

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Appetite-decreasing Effects of PYY3-36 Pancreas Colon Fat Tissue Stomach Leptin Insulin Ghrelin PYY3-36 Ghrelin receptor Insulin receptor Leptin receptor Y2R NPY / AGRP Neuron POMC Neuron -MSH AGRP hypothalamus NPY Arcuate nucleus Y1R MC4R/ MC3R Neuron Food Intake Energy Expenditure Schwartz M. W. & Morton G. J. Nature 418, 595-597 (2002) Phoenix Pharmaceuticals, Inc. website: www.PhoenixPeptide.com

Neuron Physiology

Neuron Physiology. How do nerves transmit signals and communicate?. www.liv.ac.uk/ . Neurons. Selectively permeable to Na + and K + At rest, membrane is polarized ; K + inside cell, Na + outside cell. Sodium channels open and allow Na + to diffuse into the cell.

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postsynaptic neuron

postsynaptic neuron. science-education.nih.gov. Synapse. axon of presynaptic neuron. dendrite of postsynaptic neuron. bipolar.about.com/library. The Membrane. The membrane surrounds the neuron. It is composed of lipid and protein . The Resting Potential.

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Neuron

Amazing List of Anatomy/Physiology Web Sites at: http://science.nhmccd.edu/biol/ap1int.htm and http://science.nhmccd.edu/biol/ap2int.htm Two Excellent Anatomy Web Pages at: http://faculty.nhmccd.edu/rchute/ and http://getbodysmart.com/. Neuron. Sodium/Potassium pump. Na/K Pump.

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Abstract Neuron

o u t p u t y. {. 1 if net > 0 0 otherwise. w 0. i 0 =1. w 1. w 2. w n. . . . i 1. i 2. i n. i n p u t i. Abstract Neuron. Link to Vision: The Necker Cube. Constrained Best Fit in Nature. inanimate animate.

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neuron

lecture and practicals

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Neuron

Neuron.

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THE NEURON

THE NEURON. PREPARED BY HUGH POTTER,Ph.D BIOLOGY DEPARTMENT UNION COUNTY COLLEGE. ALL IMAGES USED WITH THE PERMISSION OF THE PUBLISHERS OF THE SLICE OF LIFE VIDEO DISK. THE NEURON. d. cb. a. d. d.

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Neuron structure

Neuron structure. fig 6-1. Myelin sheath. Peripheral nervous system: Schwann cells Central nervous system: oligodendrocytes. fig 6-2a. Myelin sheath cross section. fig 6-2c. Synapses. fig 6-5. Glial cells. fig 6-6. Glial cells. Peripheral nervous system Schwann cells: myelin sheath

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Abstract Neuron

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Neuron signaling

Neuron signaling. Electricity Principles. The ECF contains primarily sodium (Na+) and chloride ions (Cl-) The ICF contains lots of potassium (K+) ions and other molecules that are non-diffusable. Electrical potential.

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The Neuron

The Neuron. Pathways to the Nervous System. The Neuron. 200 billion before birth Approximately 100 billion upon birth 90% of your cells are glia cells (in CNS) and Schwann cells (in PNS) (fun fact: prenatal neurons develop at the rate of 250,000/minute!!).

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NEURON

بسم الله الرحمن الرحيم. NEURON . OBJECTIVES . By the end of this lecture you should be able to D escribe the functional structure of neuron – Cell body, Dendrites, Axon . List the types of Nerve Conduction List the factors that affecting nerve conduction

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Neuron Function

Neuron Function. Neurons are highly irritable Respond to adequate stimulus by generating an action potential (nerve impulse) Impulse is always the same regardless of stimulus http://www.youtube.com/watch?v=dSkxlpNs3tU. Principles of Electricity . Opposite charges attract each other

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Abstract Neuron

o u t p u t y. {. 1 if net > 0 0 otherwise. w 0. i 0 =1. w 1. w 2. w n. . . . i 1. i 2. i n. i n p u t i. Abstract Neuron. Computing with Abstract Neurons. McCollough-Pitts Neurons were initially used to model pattern classification

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NEURON CLASSIFICATION

NEURON CLASSIFICATION. By Divya Sai Jaladi Ravi Chandu K Padmini Krishna N. Classifications of a neuron …? . In general there are 4 major classifications of neuron. They are: Multi- Polar Neuron Bi- Polar Neuron Uni - Polar Neuron (Psuedo Neuron) Anaxonic Neuron.

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Neuron Classification

Neuron Classification. Brook, Steven, and Adam. Classify this neuron!!!. Classify this neuron!!!!!!!! (Hint: Look at A). Classify this neuron!!!!!!!. Pyramidal or Stellate ??. B. A. Neurotransmitters (motor). Glutamate. Regulates learning and memory. Golgi Stain:

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NEURON

بسم الله الرحمن الرحيم. NEURON. Dr. Shaikh Mujeeb Ahmed Assistant prof. Physiology Al Maarefa College. Lecture slides are Prepared by Dr.Mohammed Sharique Ahmed Quadri. OBJECTIVES . By the end of this lecture you should be able to

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NEURON CLASSIFICATION

NEURON CLASSIFICATION. Presented by Deepa Challa Vijaya Lakshmi Boyina Bhavani Duggineni. INTRODUCTION. Neurons can be classified based on -Direction of travel - Neuron transmitter utilized - Electro physiological properties. INTELLIGENT THRESHOLDING.

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The Neuron

Biological Level of Analysis - Neurotransmission. The Neuron. Brain Cells. Your brain is made up of cells. Brain cells come in two types: neurons , which talk to one another and to the rest of the body, and glial cells, which provide essential support to keep the whole show going.

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Neuron Classification

Neuron Classification. SASRUSHA KUSHAL SHASHANK. Goal. To analyze segmented cells Identify cell body Number of bifurcations Polarity Cell contacts/synapses. Some Key Terms in this Project Neurons Synapses Polarity Bifurcations. Neurons:

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Neuron

Neuron. Neurons. How do biological processes relate to behavior?. Neurons : the communicators of the nervous system. Transmitting signals. Fluids containing positively charged ions (NA+) (K+) and negatively charged ions ( Cl -) are constantly passing through the cell membrane

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Postsynaptic neuron

1. Presynaptic neuron. Nerve impulse. 2. Ca 2+. 2. Ca 2+. Voltage-gated Ca 2+ channel. Synaptic end bulb. Cytoplasm. Synaptic vesicles. Synaptic cleft. Ca 2+. Neurotransmitter. Na +. 3. 4. Neurotransmitter receptor. Ligand-gated channel open. 5. Ligand-gated channel closed.

2.17k views • 17 slides

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