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प्रश्न
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Receptor : Sensory nerve :: Motor nerve : ______.
उत्तर
Receptor : Sensory nerve :: Motor nerve : Effector .
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संबंधित प्रश्न
Which part of the brain maintains posture and equilibrium of the body?
If we happen to touch a hot object unknowingly, we immediately pull back our hand. What is this type of action known as?
Which of the following are cerebral reflexes?
(i) a person pulls away his hand on touching a hot object
(ii) a person spits out immediately when a fly enters his mouth while talking
(iii) A person walking bare foot lifts his foot at once on stepping on to a nail
(iv) A person's pupil contracts at once in the presence of bright light
(a) (i) and (ii) (b) (ii) and (iii) (c) (iii) and (iv) (d) (ii) and (iv)
Write down the following activities in the correct order for a simple reflex arc:
(a) impulse travels in the motor fibre
(b) impulse travels in the sensory fibre
(c) effector organ stimulated
(d) impulse crosses the synapse
Differentiate between the following pair of terms:
Stimulus and impulse
With the help of suitable example, describe reflex action.
Define voluntary and reflex actions. Give examples of each.
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:
Knitting without looking: …………………..
Differentiate between Voluntary and involuntary actions.
