Advertisements
Advertisements
प्रश्न
Define the following term:
Synaptic cleft
Advertisements
उत्तर
Axon terminals are closely placed near the dendrites of another one or more neurons but are not connected. Such gaps in between are called synaptic clefts.
संबंधित प्रश्न
Draw a labelled diagram of the following:
Neuron
The diagram given below is a representation of a certain phenomenon pertaining to the nervous system. Study the diagram and answer the following questions:
(i) Name the phenomenon which is being depicted.
(ii) Give the technical term for the point of contact between the two nerve cells.
(iii) Name the parts 1, 2, 3, and 4.
(iv) Write the functions of parts 5 and 6
(v) How does the arrangement of neurons in the spinal cord differ from that of the brain?
What is the connective tissue covering around the nerve fascicle called?
Electrical impulse travels in a neuron from
In a synapse, the chemical signal is transmitted from ______.
Write one word for the following:
A bundle of axons enclosed in a tubular sheath.
Write one word for the following:
The kind of nerve carrying impulses from the brain to a gland or muscle.
The basic structural and functional unit of brain is ______.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Axons : Nerve :: Cytons : ______.
Give reason:
Neurotransmitters are broken down by an enzyme just after passing an impulse from one neuron to the other.
