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प्रश्न
State whether the following is simple reflex, conditioned reflex or neither of the two.
Sudden application of brakes of the cycle on sighting an obstacle in front
विकल्प
Simple reflex
Conditioned reflex
None of the above
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उत्तर
Conditioned reflex
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संबंधित प्रश्न
With the help of a neat and labelled diagram, describe reflex arc.
Give examples of unconditional reflexes
Briefly explain the following terms : Reflex action
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)
The part of brain which controls the involuntary action such as heart beat, breathing, blood pressure, etc. is :
(a) pons
(b) medulla
(c) cerebrum
(d) cerebellum
The olfactory receptors in humans are located in :
(a) eyes
(b) tongue
(c) ears
(d) nose
State whether the following is simple reflex, conditioned reflex or neither of the two:
Knitting without looking: …………………..
What type of reflex is the following?
Blinking of the eye
Give Reason:
The hand automatically shows the direction to turn a cycle without thinking.
Complete the following sentence with appropriate Word
Which of the following is not a natural reflex action?
