
The junction between two neurons is called a synapse.
(A)True
(B)False
Answer
566.7k+ views
Hint: The junction which is created between the two neurons is a small gap present at the end of the neuron to help in the transfer of the signals between neurons.
Complete answer:
The junction which is present between two neurons is called the synapse. A synapse is a structure in the nervous system that allows a nerve cell or neuron to pass an electrical or chemical signal to a different neuron or to the target effector cell.
Additional Information: Synapses are very important for the functioning of the neuron. The neurons are the cells that are specialized to pass signals to individual target cells, and synapses are the means by which they are doing so. At a synapse, the cell wall of the signal-passing neuron comes into close opposition with the membrane of the target cell and the signals are transferred.
The neuron is of two types on the basis of synapse i.e presynaptic and postsynaptic. At a chemical synapse, an action potential triggers the presynaptic neuron which further releases neurotransmitters. These molecules then bind to the receptors on the postsynaptic cell and create an action potential. The Electric synapses allow direct communications between the neurons whose membranes are fused by permitting ions to flow between the cells through channels called gap junctions. Found in invertebrates and lower vertebrates, gap junctions allow faster synaptic transmission also because of the synchronization of entire groups of neurons. Gap junctions are found within the human body, most frequently between cells in most organs and between glial cells of the nervous system.
So, the correct answer is ‘True’.
Note: Many of us get confused between synapse and a neuromuscular junction. The junction between a neuron and a muscle fiber is called a neuromuscular junction. A neuromuscular junction is a chemical synapse that is present between a motor neuron and a muscle cell. It allows the motor neuron to transmit a type of signal to the muscle fiber, causing contraction.
Complete answer:
The junction which is present between two neurons is called the synapse. A synapse is a structure in the nervous system that allows a nerve cell or neuron to pass an electrical or chemical signal to a different neuron or to the target effector cell.
Additional Information: Synapses are very important for the functioning of the neuron. The neurons are the cells that are specialized to pass signals to individual target cells, and synapses are the means by which they are doing so. At a synapse, the cell wall of the signal-passing neuron comes into close opposition with the membrane of the target cell and the signals are transferred.
The neuron is of two types on the basis of synapse i.e presynaptic and postsynaptic. At a chemical synapse, an action potential triggers the presynaptic neuron which further releases neurotransmitters. These molecules then bind to the receptors on the postsynaptic cell and create an action potential. The Electric synapses allow direct communications between the neurons whose membranes are fused by permitting ions to flow between the cells through channels called gap junctions. Found in invertebrates and lower vertebrates, gap junctions allow faster synaptic transmission also because of the synchronization of entire groups of neurons. Gap junctions are found within the human body, most frequently between cells in most organs and between glial cells of the nervous system.
So, the correct answer is ‘True’.
Note: Many of us get confused between synapse and a neuromuscular junction. The junction between a neuron and a muscle fiber is called a neuromuscular junction. A neuromuscular junction is a chemical synapse that is present between a motor neuron and a muscle cell. It allows the motor neuron to transmit a type of signal to the muscle fiber, causing contraction.
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