Nervous Communication
Nervous Communication: Overview
This topic covers concepts, such as, Neuromuscular Junction, Relay Neurons, Post-synaptic Neuron & Role of Synapses etc.
Important Questions on Nervous Communication
What occurs in the synaptic cleft?

Define nerve impulse and its example?

Explain the role of voltage gated channels.

What are voltage gated channels?

The resting membrane potential of a cell is defined as the electrical potential difference across the _____ when the cell is in a non-excited state.

What is the resting potential of an axon?

Definition of Neuromuscular junction?

Which of these processes occur during repolarization of Nerve Fibre? Explain.

What happens during the refractory period of nerve impulse transmission?

Compare all or none law of muscles and nerves.

State all or none principle of muscles.

Explain why impulse transfer occurs only in one direction.

Explain the events that occur during synaptic transmission.

Which of the following statements is false?

Observe the given image and identify the parts labelled as Y and Z.

Observe the given image and identify the parts labelled as X, Y and Z.

The neuron that transmits the signal towards a synapse is called a _____ neuron.

The carotid and aortic bodies include peripheral chemoreceptors.

What is the significance of chemoreceptors.

Explain the role of synapse even if the rate of nerve impulse transmission is slow.
