In a synapse, the electrical impulse reaching the axonal end of one neuron triggers the release of chemicals (neurotransmitters). These chemicals cross the synaptic gap and transmit the signal to the dendrite of the next neuron.
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प्रश्न
In a synapse, the chemical signal is transmitted from ______.
पर्याय
dendritic end of one neuron to axonal end of another neuron.
axon to cell body of the same neuron.
cell body to axonal end of the same neuron.
axonal end of one neuron to dendritic end of another neuron.
MCQ
रिकाम्या जागा भरा
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उत्तर
In a synapse, the chemical signal is transmitted from axonal end of one neuron to dendritic end of another neuron.
Explanation:
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संबंधित प्रश्न
Draw a labelled diagram of the following:
Brain
Distinguish between Cranial nerves and spinal nerves.
Briefly explain the following terms: Synapse
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong:
Dendrites, Medullary sheath, Axon, Spinal cord
Define the term Neuron.
Complete the following statement by choosing the correct alternative from the choice given in below :
The dorsal root ganglion of the spinal cord contains cell bodies of ________ neurons.
what do we refer to in the nervous system when we say:
sensory, motors and association ……………….
Rearrange the following in correct sequence pertaining to what is given within brackets at the end.
Repolarisation - Depolarisation - Resting (polarised) (during conduction of nerve impulse through a nerve fibre)
Explain the following term :
Association neuron
During synaptic transmission of nerve impulse, neurotransmitter (P) is released from synaptic vesicles by the action of ions (Q). Choose the correct P and Q.
The action potential occurs in response to a threshold stimulus; but not at sub-threshold stimuli. What is the name of the principle involved?
How nerve impulses are transferred from one neuron to the next neuron?
Our body contains a large number of cells ‘L’ which are the longest cells in the body. L has long and short branches called ‘M’ and ‘N’ respectively. There is a gap ‘O’ between two ‘L’ cells, through which nerve impulse transfer by the release of chemical substance ‘P’.
(i) Name the cells L?
(ii) What are M and N?
(iii) What is the gap O?
(iv) Name the chemical substance P?
What does the neural tissue consist of?
Axons ____________.
What is the correct direction of flow of electrical impulses?
Chemicals which are released at the synaptic junction are called ______.
In the following diagram choose the correct labelling for A, B, C, D and E respectively.
The mammalian nervous system uses both electrical and chemical means to send signal via neurons. Which part of the neuron receives impulses?
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Axons : Nerve :: Cytons : ______.
