0
What else can I help you with?
How does mechanical stimulation of the nerve cause an action potential?
Mechanical stimulation of a nerve physically opens ion channels in the cell membrane, allowing ions such as sodium and potassium to flow across the membrane. This creates a change in the electrical charge inside the nerve cell, leading to depolarization and generation of an action potential.
What is a membrane potential?
a voltage or electrical charge across the plasma membrane
What is a sudden electrical charge in a neuron membrane is?
Yes.
When at rest the axon membrane has an electrical charge of?
When at rest, the axon membrane has a negative electrical charge inside compared to outside. This is known as the resting membrane potential and is typically around -70 millivolts.
What causes the electrical charge in the nerve?
The electrical charge in nerves is caused by the movement of ions, such as sodium and potassium, across the nerve cell membrane. This movement creates a difference in electrical charge between the inside and outside of the cell, known as the membrane potential. When a nerve is stimulated, this membrane potential changes, allowing for the transmission of electrical signals along the nerve cell.
What is membrane capacitance and how does it contribute to the electrical properties of a cell?
Membrane capacitance refers to the ability of a cell membrane to store electrical charge. It plays a crucial role in the electrical properties of a cell by allowing the membrane to hold and release electrical energy, which is essential for processes like cell signaling and nerve impulses.
How nerve signals are transmitted at a synapse?
An electrical charge is spread through your body... The brain sends an electrical current to the point of the nerve to tell the body of the event...
What is the difference in electrical charge across the cell membrane of a resting neuron is called?
This is the definition of "resting potential".
It is the membrane potential of a neuron at rest?
Yes,the membrane potential of a neuron is at rest because it is the difference in electrical charge between inside and outside a resting neuron.
What is the difference in electrical charge between two regions on a nerve?
There is a slight difference in electrical charge between the inside and outside of a nerve cell membrane, known as the resting membrane potential. This potential is typically around -70 millivolts, with the inside of the cell more negative compared to the outside. This difference in charge is essential for the nerve cell to transmit electrical signals.
The electrical charge resulting from the difference between the positive and negative ions outside and?
The electrical charge resulting from the difference between positive and negative ions outside a cell is called the membrane potential. This potential difference is essential for processes like nerve impulses and muscle contractions. The cell membrane selectively allows ions to move in and out, creating an imbalance that generates the membrane potential.
What is the small change in the charge across a neuron's membrane called?
The small change in the charge across a neuron's membrane is known as the action potential. It is a brief electrical impulse that travels along the neuron's membrane, allowing for the transmission of signals between neurons.
