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Axon diameter and the leak resistance of the membrane.

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What is nerve conduction velocity test?

A nerve conduction velocity test is a medical procedure used to assess how quickly electrical impulses travel through nerves. It helps diagnose conditions that affect the nervous system, such as nerve damage, neuropathy, and carpal tunnel syndrome, by measuring the speed of nerve signals. The test involves placing electrodes on the skin to stimulate the nerve and recording the response to determine the speed of conduction.


What is the relationship between the diameter of axon and conduction velocity?

There is a positive relationship between the diameter of an axon and its conduction velocity. Larger axon diameters result in faster conduction velocities due to decreased resistance to ion flow. This relationship is described by the principle of "the larger the diameter, the faster the conduction."


What is the significance of the Fermi velocity in the study of condensed matter physics?

The Fermi velocity is important in condensed matter physics because it represents the speed at which electrons move near the Fermi energy level in a material. This velocity helps determine the electronic properties of the material, such as its conductivity and thermal properties. Understanding the Fermi velocity is crucial for studying the behavior of electrons in condensed matter systems.


Which are two factors determine an objects velocity?

the two factors that determine an object's velocity is SPEED and DIRECTION.By: Arjane Lee Lagasca


How can one determine velocity using momentum?

To determine velocity using momentum, you can use the formula: momentum mass x velocity. Rearrange the formula to solve for velocity: velocity momentum / mass. By dividing the momentum by the mass of the object, you can calculate its velocity.

Related Questions

What tests are given to carpal tunnel syndrome patients to determine the extent of nerve damage?

Testing might include electromyographic or nerve conduction velocity testing to determine the exact severity of nerve damage.


Who invented the nerve conduction velocity test?

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If the position of a nerve was reversed and its conduction velocity recorded would it be the same as if it were not reversed?

Nerve conduction is the same in both directions. The rate of conduction is mediated by the physical properties of the nerve and the voltage sensitive channels so as long as the diameter is constant the spread of the action potential would be the same in either direction.


What are the factors which affect the nerve conduction velocity?

The factors affecting nerve conduction velocity are as follows:(i) Axon diameter:An axon with a larger diameter conducts faster. In an unmyelinated fiber, the speed of propagation is directly proportional to the square root of the fiber diameter (D), i.e.,Conduction velocity a D(ii) Myelination and saltatory conduction:Myelination speeds up conduction. Thus, the action potential travels electrotonically along the long myelinated segments, and fresh action potentials are generated only at the nodes. This is called saltatory conduction. In a myelinated neuron, the conduction velocity is directly proportional to the fiber diameter (D).(iii) Temperature:A decrease in temperature slows down conduction velocity, (iv) Resting membrane potential. Effect of RMP changes on conduction velocity is quite variable. Usually, any change in the RMP in either direction (hyper polarization or depolarization) slows down the conduction velocity.


What is nerve conduction velocity test?

A nerve conduction velocity test is a medical procedure used to assess how quickly electrical impulses travel through nerves. It helps diagnose conditions that affect the nervous system, such as nerve damage, neuropathy, and carpal tunnel syndrome, by measuring the speed of nerve signals. The test involves placing electrodes on the skin to stimulate the nerve and recording the response to determine the speed of conduction.


What is the relationship between the diameter of axon and conduction velocity?

There is a positive relationship between the diameter of an axon and its conduction velocity. Larger axon diameters result in faster conduction velocities due to decreased resistance to ion flow. This relationship is described by the principle of "the larger the diameter, the faster the conduction."


What is the relationship between nerve size and conduction velocity?

velocity proportional to square root of diameter


What is the relationship between size of nerve and conduction velocity?

For unmyelinated nerves there is a relationship between axon diameter and conduction velocity. Larger diameter nerves conduct faster. For myelinated nerves the a larger diameter nerve will conduct faster between the nodes of ranvier where the action potential is propagated. Conduction is said to be saltatoryas it jumps from node to node.


What information do you need to determine velocity?

You need to have displacement and time for you to determine the velocity.


What do nerve conduction velocity studies?

Nerve conduction velocity studies are diagnostic tests that measure the speed at which electrical impulses travel along nerves. They help to evaluate nerve damage, identify specific nerve disorders, and determine the extent and location of nerve injury. These tests are commonly used to diagnose conditions like carpal tunnel syndrome, peripheral neuropathy, and nerve injuries.


What features of nerves improve impulse conduction velocity?

myelin sheaths


Is the velocity of a nerve impulse greater than electrical conduction's?

yes