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प्रश्न
Choose the Odd One Out:
विकल्प
Sodium pump
Polared membrane
Threshold stimulus
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उत्तर
Sodium pump
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संबंधित प्रश्न
Compare and contrast nervous and hormonal mechanisms for control and coordination in animals.
What are the short fibres of a neuron known as?
The human body contains a large number of cells A which are very long and branched, and look like electric wires. The longest branch of this cell is B whereas there are many small branches C. Any two A cells do not join to one another completely in the human body. There is a microscopic gap D between every pair of adjacent A cells through which electric impulses can pass by the release of a chemical substance.
(a) What are cells A?
(b) What is the name of (i) branch B, and (ii) branches C?
(c) What is the microscopic gap D known as?
(d) What is the function of cells like A in the human body?
(e) The cells A are of three types. name the three types.
State whether the following statement is true (T) or false (F):
Cochlea is a part of middle car.
Draw a labelled diagram of eye.
Name the four principal tastes and the respective regions of the tongue concerned with their perception.
Name the following:
Nerve which carry impulse from sensory receptor to CNS.
Draw well labeled diagram of a ‘Neuron’ and name the following parts:
(1) Node of Ranvier (2) Nissil granules (3) Cyton
Explain the Term:
Synapse
Give Technical Term:
The receptors which help in the sensation of taste.
