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प्रश्न
The gustatory receptors of our body are in one of the following organs. This organ is :
a) ear
(b) nose
(c) tongue
(d) skin
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उत्तर
(c) tongue
The gustatory receptors which detect taste are present in the tongue.
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संबंधित प्रश्न
What is the role of the brain in reflex action?
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
If we happen to touch a hot object unknowingly, we immediately pull back our hand. What is this type of action known as?
Name the most important part of the human brain.
Which part of the eye contains cells which are sensitive to light?
What is spinal cord? What is its main function?
Which of the following helps in maintaining posture and balance of the human body?
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)
Which of the following is not an involuntary action?
(a) vomiting
(b) chewing
(c) heart beat
(d) salivation
All the voluntary actions of our body are controlled by :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
The part of brain which takes part in regulating respiration in the human body is :
(a) medulla
(b) pons
(c) cerebellum
(d) cerebrum
Differentiate between natural reflex and conditioned reflex. Give examples to illustrate your answer.
State whether the following is simple reflex, conditioned reflex or neither of the two:
Lifting up a book: …………………..
Explain the mechanism of reflex action with the help of a suitable diagram.
State whether the following is
Playing on the Keyboard
What type of reflex is the following?
Sweating in summer
Give an example for conditioned reflexes.
Which one of the following is not a simple reflex?
Categorise the following under stimulus and response.
Pain in the eye if something falls into it.
