What is a polarised nerve fiber?
- A$A$ state where the axonal membrane has a positive charge on the outside and a negative charge on the inside.
- B$A$ state where the axonal membrane has a negative charge on the outside and a positive charge on the inside.
- C$A$ state where the axonal membrane has no charge on either side.
- D$A$ state where the axonal membrane has a positive charge on both sides.
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In a resting neuron,the axonal membrane is
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View SolutionConsider the statements as True/False:
$I$. The axoplasm inside the axon contains a high concentration of $K^{+}$ and negatively charged proteins.
$II$. The axoplasm inside the axon contains a low concentration of $Na^{+}$.
$III$. The fluid outside the axon contains a low concentration of $K^{+}$.
$IV$. The fluid outside the axon contains a high concentration of $Mg^{++}$ and negatively charged proteins.
The correct option is:
$I$. The axoplasm inside the axon contains a high concentration of $K^{+}$ and negatively charged proteins.
$II$. The axoplasm inside the axon contains a low concentration of $Na^{+}$.
$III$. The fluid outside the axon contains a low concentration of $K^{+}$.
$IV$. The fluid outside the axon contains a high concentration of $Mg^{++}$ and negatively charged proteins.
The correct option is:
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