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प्रश्न
Which of the following is not a natural reflex action?
पर्याय
Knee-jerk
Blinking of eyes due to strong light
Salivation at the sight of food
Sneezing when any irritant enters the nose
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उत्तर
Salivation at the sight of food
Explanation:
Salivation at the sight of food is a conditioned (learned) reflex that depends on past experience. The other options are natural (inborn) reflexes present since birth.
संबंधित प्रश्न
What is the role of the brain in reflex action?
How are involuntary actions and reflex actions different from each other?
With the help of a neat and labelled diagram, describe reflex arc.
Which of the following is not a natural reflex action?
A. Knee-jerk
B. Blinking of eyes due to strong light
C. Salivation at the sight of food
D. Sneezing when any irritant enters the nose
State whether coughing is a voluntary action or reflex action.
The involuntary actions in the body are controlled by :
(a) medulla in forebrain
(b)medulla in hindbrain
(c) medulla in spinal cord
(d) medulla in midbrain
With the help of suitable example, describe reflex action.
Explain the following term :
Conditioned reflex
What type of reflex is the following?
Formation of goose-pimples in cold weather.
Which of the following is not an involuntary action?
