EXERCISE 3: Neurophysiology of Nerve Impulses ACTIVITY 1: The Resting Membrane Potential Answers 1. The nervous system contains two general types of cells: neuroglia cells and a. nerves. b. cell bodies. c. neurons. d. nephrons. 2. The resting membrane potential of the neuron in this lab under the control conditions was _______ mV. 3. True or False: For most neurons‚ the concentration of Na+ and K+ ions inside and outside the cell are the primary factors that determine the resting membrane
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Exercise 3: Neurophysiology of Nerve Impulses: Activity 3: The Action Potential: Threshold Lab Report Pre-lab Quiz Results You scored 25% by answering 1 out of 4 questions correctly. 1. Axons are You correctly answered: d. long‚ thin structures that extend from a neuronal cell body. 2. Which of the following is easier? Your answer : b. intracellular recordings of the action potential Correct answer: a. extracellular recordings of the action potential 3. An action potential is usually initiated in
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Exercise 3: Neurophysiology of Nerve Impulses Worksheet Assignment Due: Week 4 Eliciting a Nerve Impulse Activity 1: Electrical Stimulation 1. Do you see any kind of response on the oscilloscope screen? No 2. What was the threshold voltage‚ or the voltage at which you first saw an action potential? The threshold voltage is at 3.0 V. 3. How does this tracing compare to the one that was generated at the threshold voltage? There was a slight increase. 4. What reason can you
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EXERCISE 3: Neurophysiology of Nerve Impulses |ACTIVITY 1: The Resting Membrane Potential |Answers | |The nervous system contains two general types of cells: neuroglia cells and |C- Neurons | |nerves. |
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Neurophysiology has been a subject of study since as early as 4‚000 B.C. In the early B.C. years‚ most studies were of different natural sedatives like alcohol and poppy plants. In 1700 B.C.‚ the Edwin Smith surgical papyrus was written. This papyrus was crucial in understanding how the ancient Egyptians understood the nervous system. This papyrus looked at different case studies about injuries to different parts of the body‚ most notably the head. Beginning around 460 B.C.‚ Hippocrates began
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3-Day Exercise Activity Analysis Starting an exercise plan is easy the problem will be sticking to it. My current exercise habits are walking for about 30 minutes at least three times a week and playing Michael Jackson’s The Experience on the Wii. These exercises allow incorporate aerobics and stretching into my exercise. I stretch before I begin to workout‚ the Wii and walking routine gets my heart rate going. During my workouts I use a waist trimmer. I zip it up around my abdominal area and
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3 Day Exercise Activity Analysis Yakini Wisdom Axia College SCI/241 August‚ 15‚ 2013 Ose Martinez The habits that I have developed through the months in reference to exercising are phenomenal I run 4 days out the week and lift the other days. The times that I do miss my run is‚ because of the kids or it’s raining. I substitute the non-run days with cardio. The way my body has adapted to the change is unreal. I am also‚ training to be a personal trainer‚ so the impact of that conditioning is awesome
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_________________________________ EXERCISE 3 Neurophysiology of Nerve Impulses Laboratory Report Answer the following questions. (3 points each). 1. What is the difference between membrane irritability and membrane conductivity? Membrane irritability is the ability to respond to a stimuli and convert it in to nerve impulses. Membrane conductivity is the ability to transmit that impulse that is created by membrane irritability. 2. If you were to spend a lot of time studying nerve physiology in the
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Southeast Airlines . . . 3-1 Data collected on the yearly demand for 50-pound bags of fertilizer at Wallace Garden Supply are shown in the following table. Year Demand for fertilizer (1‚000s of bags) 1 4 2 6 3 4 4 5 5 10 6 9 7 10 8 11 9 15 10 16 11 18 a. Develop a 3-year moving average to forecast sales. b. Then estimate demand again with a weighted moving average in which sales in the most recent year are given a weight of 3 and a weight of 2 for the
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Introduction Neurons (also known as neurons‚ nerve cells and nerve fibers) are electrically excitable and the most important cells in the nervous system that functions to process and transmit information. Neurons have a large number of extensions called dendrites. They often look likes branches or spikes extending out from the cell body. It is primarily the surfaces of the dendrites that receive chemical messages from other neurons. One extension is different from all the others‚ and is called
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