The Nervous Sys...

When we move from dark to light, we fail to see for some time but soon the visibility becomes normal. What is this condition called?

What are the gaps through out the length of the myelin sheath called?

Anesthesia reduces pain by blocking nerve conduction due to

Which of the following statements is incorrect about nerve impulse?

In neurons, axon is surrounded by a white insulating sheath. What is this sheath called?

Canal of Schleman is present at the junction of

What is `jumping of the action potential` at the Nodes of Ranvier called?

In mammalian eye, the power of accommodation is controlled by changing the shape of the lens. Which of the following governs it?

Which of the following prevents the mixing of impulses in the adjacent axons?

Axon terminals are closely placed near the dendrites of other neurons but are not connected. What are such gaps called?