Advertisements
Advertisements
प्रश्न
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
उत्तर
Salivation at the sight of food
APPEARS IN
संबंधित प्रश्न
How do we detect the smell of an agarbatti (incense stick)?
State one function each of cerebellum and pons.
Name two parts of the body which contain receptors of chemical stimuli.
What is spinal cord? What is its main function?
The contraction of pupil of the eye in the presence of bright light is an example of :
(a) Voluntary reflex
(b) Spinal reflex
(c) Cerebral reflex
(d) Adrenal reflex
Your are driving your bicycle at a fast speed. Suddenly, a small boy comes in front of your cycle and, without wasting any time in thinking, you immediately apply the brakes and accident is avoided. What name is given to such an action?
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Stimulus : Receptor :: Impulse : ______.
Two hungry boys (A and B) enter a restaurant and find a table decorated as follows:
Boy B starts salivating but not A. Explain the reason for this difference.
State whether the following is simple reflex, conditioned reflex or neither of the two.
Blushing
