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प्रश्न
One of the following gives the correct sequence of the components in a reflex arc. This is:
विकल्प
Receptors → Muscle → Sensory neuron → Motor neuron → Spinal cord
Receptors → Motor neuron → Spinal cord → Sensory neuron → Muscle
Receptors → Spinal cord → Sensory neuron → Motor neuron → Muscle
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle
उत्तर
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle
Explanation:
The pathway taken by a nerve impulse in a reflex action is called reflex arc.
The correct sequence of the components in a reflex arc is given below:
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle.
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संबंधित प्रश्न
State one function each of cerebellum and pons.
Name two parts of the body which contain receptors of chemical stimuli.
Write the names of the regions in hindbrain. Give one function of each region.
Name the function of cerebrum.
A person walks across a room in barefeet and puts his foot on a drawing pin lying on the floor. He lets out a cry. Explain what happens in his nervous system in bringing about this response.
what do we refer to in the nervous system when we say:
Natural and conditioned …………………
State whether the following is simple reflex, conditioned reflex or neither of the two:
Lifting up a book: …………………..
List in tabular form two differences between reflex action and walking.
Reflex action is controlled by the
Explain the following term :
Conditioned reflex
