Which is the site where two neurons communicate called?

Study for the IGCSE Biology Exam on Coordination and Response. Access multiple-choice questions with hints and explanations. Enhance your understanding and get exam-ready!

Multiple Choice

Which is the site where two neurons communicate called?

Explanation:
Communication between neurons happens at a junction called the synapse. Here, the first neuron releases neurotransmitters into a tiny gap (the synaptic cleft). These chemical messengers cross the gap and bind to receptors on the next neuron, triggering a response in that cell. Dendrites are the parts that receive signals, while the axon carries impulses away from the cell body. The Node of Ranvier is a gap in the myelin sheath that helps speed up transmission along the axon, not the site where two neurons meet. So the place where two neurons communicate is the synapse.

Communication between neurons happens at a junction called the synapse. Here, the first neuron releases neurotransmitters into a tiny gap (the synaptic cleft). These chemical messengers cross the gap and bind to receptors on the next neuron, triggering a response in that cell. Dendrites are the parts that receive signals, while the axon carries impulses away from the cell body. The Node of Ranvier is a gap in the myelin sheath that helps speed up transmission along the axon, not the site where two neurons meet. So the place where two neurons communicate is the synapse.

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