Which part of the neuron is responsible for the release of neurotransmitters?

Parkinson's disease,characterized by tremors and rigidity of limbs,is caused by the degeneration of brain cells involved in movement control and the use of which neurotransmitter?

The neurotransmitter which communicates between two neurons or between a neuron and a muscle is

The receptors of neurotransmitters are present on/in the

Which of the following is secreted at the ends of nerve fibres?

The gap between the axon of one neuron and the dendrite of another is called . . . . . . .