The axon terminals of nerves contains...

The axon terminals of nerves contains

Vesicles filled with neurotransmitters

Vesicles filled with calcium ions

Nissl's granules

Vesicles filled with neurohormones

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If you could selectively neutralise the active transport mechanisms at the axon terminals of a neuron, which of the following processes would you most significantly impact?

Which option is correct for conduction of nerve impulse along chemical synapse? i. At synapse, the membranes of the pre and postsynaptic neurons are separated by a fluid-filled space called synaptic cleft ii. Chemicals called neurotransmitters are incolved in the transmission of impulses at these synapses iii. The axom terminals contain vesicles filled with these neurotransmitters iv. When an impulse arrives at the axon terminal, synaptic vesicles release their neurotransmitters in the synaptic cleft. v. The release neurotransmitters bind to their specific receptors, present on the pre-synaptic membrane. vi. Opens ion channels allowing the entry of ions which can generate a new potential in the postsynaptic neuron vii. The new potential developed is only excitatory

Suppose the terminal ends of axon are in contact with dendrites of four adjacent neurons , the nerve impulse of the axon will

The axoplasm inside the axon contains high concentration of .......and ............:-

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Assertion Arival of an impulse at the axon terminal stimulates the release of neurotransmitters in synaptic cleft. Reason These neurotransmitters are responible for the opening of ion channels.

A diagram showing axon terminal and synpase is given. Identify correctly at least two of A to D:

NTA MOCK TESTS-NTA NEET SET 41-BIOLOGY

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