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प्रश्न
Define reflex arc. Give the flow chart of a spinal reflex arc.
उत्तर
The path travelled by an impulse during a reflex action is called a reflex arc.
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संबंधित प्रश्न
Give examples of unconditional reflexes
If we happen to touch a hot object unknowingly, we immediately pull back our hand. What is this type of action known as?
What are the various sense organs in our body?
Name the function of cerebrum.
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
Put a tick mark (✓) against the correct alternative in the following statement:
The smell of good food causes watering of your mouth. It is a
State whether the following is simple reflex, conditioned reflex or neither of the two:
Blushing: ……………….
Give one example of a conditioned reflex in your own life.
What type of reflex is the following?
Sweating in summer
