PPT-The Action Potential & Impulse/Signal Propagation

Learning Objective Be able to describe what a synapse is Be able to describe how an action potential causes the activation of synapses Be able to explain how signals cross the synapse A synapse is the point where neurons connect together. We will now quantify exactly how it hits the fan.. Momentum. Momentum = product of mass X velocity. Symbol for momentum is “p” (don’t ask me why). So, p = . mv. Momentum is also a vector and points in the direction of velocity. Action Potential. The nature of Nerve Impulse. Nerve impulses are caused by the movement of electrically charged ions. . **sodium, potassium**. These messages are caused by a potential or a difference between the inside and outside of the membrane of the neuron . What you need to know:. Three Basic Functions. Functional Organization. Neuron Structure. Reflex Arcs. Nerve Impulse physiology. Brain Structure/Function. Basic Functions. of the. Nervous System. F = Δp/t. Δp = Ft. Impulse is defined as the force times the time over which the force acts. Impulse = Ft = Δp. In order to change the momentum of an object, two quantities are important (Force and time). REVISION FLASH CARDS . Natural. Veg. Prop. . 4 methods . Stem – runner (or stem tuber). Root- root tuber. Leaf – plantlets of Mother of Thousands. Bud – bulb . Modified . S. tem. Runner. Runner. nanofiber. “Rayleigh . scattering in an optical nanofiber as a probe of higher-order mode propagation. ," J.E. Hoffman, F.K. . Fatemi. , G. . Beadie. , S.L. . Rolston. , L.A. Orozco, . Optica. , 2, 416 (2015. To understand what a . resting potential . is.. To understand how a . resting potential . is established in a neurone.. To understand what an . action potential . is.. Welcome to Hell… Population = You. Engineering - 2012. Coupling of Audio Signals. into AFM Images. Matthew Manning. Advisor: Prof. . Catravas. Atomic force microscopy is capable of. imaging samples with nanometer scale features. . and . Collisions. Momentum. Impulse. Impulse-Momentum . theorem. Conservation of . linear momentum. Collisions. Momentum. , p. The linear momentum . p. of an object is the product of the object’s mass . Taiki. . T. anaka. Impulse Hammer. 2019/9/7. [1]. Adjusting the impulse force . Adjust the impulse force of the impulse hammer by changing the extender and tip. In general, the tip affects the frequency structure of the impulse, and the extender affects the energy level of the impulse. CataMitt. Recycler) is a large device that extracts kinetic energy from an arriving spacecraft, converts it into electricity via regenerative braking, and immediately applies that electricity to launch a partner spacecraft. This enables space hardware to shift from being primarily expendable to being primarily reusable in nature. While it has constraints, it also has a significant potential to reduce the cost of round trip space travel between select destinations, such as a . Announcements: . 1. st. HW due Friday 4pm: HW can be submitted in hardcopy (box outside Dash’s office) or upload to canvas. . Review of Last Lecture. Random Multipath Model. Time Varying Channel Impulse Response. Simplified model of a digital communication system. 2. Source. Source . Encoder. Channel. Encoder. Modulator. Destination. Source . Decoder. Channel. Decoder. Demod. -ulator. Radio Channel. Components of the digital communication system. Dept of . Zoology,MRGC. , . OBJECTIVES:. TO STUDY. ............ TYPES OF NEURONS. FUNCTIONS OF NERVOUS SYSTEM. IMPORTANT TERMS. PHYSIOLOGY OF NERVE IMPULSE. 3. rd. Semester Zoology (Major)-CC IV: Controlling and Coordinating System :Nervous system: Physiology of nerve impulse conduction.