Question

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 barefoot 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)

Answer 1

The correct option is D (ii) and (iv)

Cerebral reflexes are those reflexes in which the brain is involved and thinking process occurs, for example closing of eyes when exposed to bright light.

So, the correct option is D.