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प्रश्न
Which of the following is not an involuntary action?
(a) vomiting
(b) chewing
(c) heart beat
(d) salivation
उत्तर
(b) chewing
Chewing is a voluntary action, while actions like vomiting, heart beat and salivation are involuntary.
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संबंधित प्रश्न
With the help of a neat and labelled diagram, describe reflex arc.
Briefly explain the following terms : Reflex action
Give three examples of reflex actions.
Define reflex arc. Give the flow chart of a spinal reflex arc.
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
The gustatory receptors of our body are in one of the following organs. This organ is :
a) ear
(b) nose
(c) tongue
(d) skin
Multiple choice question. Tick (✓) the correct choice:
Reflex actions occur under the control of
- brain
- medulla oblongata
- spinal cord
- cerebrum
Explain the following term :
Conditioned reflex
Mention, if the following statement is True or False
A reflex action is a spontaneous response to a stimulus.
A change in the environment that causes an animal to react is called ______.
