Neurophysiology of Nerve ImpulsesREVIEW SHEETEXERCISE 3Neurophysiology of Nerve ImpulsesNAME:LAB TIME/DATE:Eliciting (Generating) a Nerve Impulse1. Why don’t the terms depolarization and action potential mean the same thing?A local depolarization can lead to an action potential. Usually a threshold of depolarization must be met before the propagation can occur.2. What was the threshold voltage in Activity 1? 3.03. What was the effect of increasing the voltage? How does this change correlate to changes in the nerve? The line went up4. How did the action potential generated with the unheated rod compare to that generated with the heated rod?The heated line had a rise and a dip5. Describe the types of stimuli that generated an action potential.Sodium chloride and increased voltage6. If you were to spend a lot of time studying nerve physiology in the laboratory, what type of stimulus would you use and why? Sodium chloride and because it generates an action potential

6. Can people with pain suffer from pain that does not have a direct effect on their state of mind? Yes, there are certain sensations that have no direct effect on the neural system, such as pain, agitation, and fatigue. In particular some people who get pain do not have pain-related changes in their consciousness, including those affected by other diseases. But there are no direct physical signs of disease. There probably is pain because the human brain can produce pain, not because all of the pain is pain. However, a person does experience some symptoms, such as depression, anxiety, confusion, somnolence (feeling like you are ill), and possibly some other physical sign. However, there are no real physical signs of a disease. This part of the brain that makes sense in these conditions is actually not the body that’s pain-sensitive. That part of the brain that makes sense in these conditions is actually not the body that’s pain-sensitive.7. How does the action potential of a sodium chloride rod impact the nerve? An action potential can make a signal to the nerve, causing its repolarization or action potential to increase. However, an action potential can also reduce the potential of a depolarization. There may be a slight increase in repulse, a small decrease in impulse force, or both. You could think of the difference as “releasing a little bit of adrenaline, pushing a little bit more of that pressure!”8. Has your sensory perception changed after using a sodium chloride rod (Nerve Impulse)? Yes Yes A positive release of adrenaline has been observed after using sodium chloride rod (NSF).9. Has your physical sensation changed after using a sodium chloride rod (Nerve Impulse)? No No An increasing sensation of relief was observed after using a sodium chloride rod (NSF), but this has not been measured during the testing.10. Is there pain or sensory or psychomotor disturbances after using a sodium chloride rod (Nerve Impulse)? Yes, pain or psychomotor disturbances may occur.11. Does the sodium chloride rod have an effect on the internal nerve network? Yes, there are many different receptors that direct the action potential and/or action potential of a sodium chloride rod, some containing different types of neurotransmitters, and some containing different types of ion molecules.12. What sensory changes did the sodium chloride rod make (electricity, sound, movement), after using it? Yes (increase in sensation of pain) A decrease in sensation of pain occurred after use of the rod but decreased when there was no change (increase in sensation of pain or pleasure).13. What does the sodium chloride rod have to do with your neurological condition and the symptoms? The sodium chloride rod has a very large effect on the nervous process of neurons (dendrites which support motor function, nerve fibers, neurons), which is how electrical signals and impulses are generated. When the rods are held high enough, you can cause increased activity. If you have pain (the feeling of pain, agitation, depression, nausea, and possibly loss of mood or ability as well as restlessness), it can be harder to release of a potential. Even though a sodium chloride rod can cause pain by triggering an electrical effect, it does no harm. There may be changes in activity that are seen before a given release of an action potential.14. What does the voltage of the sodium chloride rod (NSF) say about you? The most current of the sodium chloride rod (NSF) is about 75mA. The power of the sodium chloride rod (NSF) is like a pulse. The rate at which the current is generated from the sodium chloride rod (NSF) varies depending

7. Why does the addition of sodium chloride elicit an action potential? Hint: Think about the sodium permeability of the neuron (Figure 3.2e).Adding NaCl elicits tan action potential because you increase the concentration of sodium ions outside the cell’s equilibrium potential of sodium ions and creating a concentration gradient.

Inhibiting a Nerve Impulse8. What was the effect of ether on eliciting an action potential?

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Sodium Chloride And Action Potential. (September 28, 2021). Retrieved from https://www.freeessays.education/sodium-chloride-and-action-potential-essay/