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प्रश्न
In a neuron, conversion of electrical signal to a chemical signal occurs at/in
विकल्प
cell body
axonal end
dendritic end
axon
उत्तर
axonal end
Explanation -
Electrical impulse release some chemical called neurotransmitters at the axonal end. This chemical excites the dendrite of another neuron to transmit the signal.
APPEARS IN
संबंधित प्रश्न
Draw neat and labelled diagrams of a myelinated neuron
Mention the exact location of the Lacrimal gland
Differentiate between the following pair of terms:
Motor nerve and sensory nerve.
Fill in the blanks:
A neuron consists of ________ , _________ and ________.
Describe the two parts of the nervous system.
Mention the types of nerves found in humans.
Write the function of synapse.
Name the following:
Structural and metabolic unit of nervous tissue.
Write whether the following is true or false:
Axon of one neuron communicates with other nerve cell through synapse.
Write whether the following is true or false:
Neurotransmitters are released on activation.
Identify the odd item from the following series of words.
All of the following are associated with the myeline sheath except
______ is the longest cell in our body.
Axons ____________.
____________ is the interconnection between two neurons or neuron with motor organ.
Electrical impulse travels in a neuron from
CNS is mostly made of ______
Identify the parts of a neuron which help the nerve impulse to travel towards the cell body.
The figure given below is the basic structural and functional unit of the human nervous system. Study the diagram and answer the following questions:
 |
- Write the technical term for the diagram.
- Name two organs of our nervous system where these cells are richly found.
- How are these cells significant for us?
- Name the cell organelle that is absent in these cells and how does it affect our body metabolism?
- Redraw the same figure and label the following Perikaryon, Axon, Dendrites, Myelin sheath and Node of Ranvier.
