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प्रश्न
State whether the following is
Constriction of pupil
विकल्प
simple reflex
conditioned reflex
None of the above
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उत्तर
Simple reflex
संबंधित प्रश्न
The diagram given below shows the internal structure of a spinal cord depicting a phenomena. Study the diagram and answer the questions:
- Name the phenomenon that is depicted in the diagram. Define the phenomenon.
- Give the technical term for the point of contact between the two nerve cells.
- Name the parts numbered 1, 2 and 3.
- How does the arrangement of neurons in the spinal cord differ from that of the brain?
- Mention two ways by which the spinal cord is protected in our body.
What is meant by receptors?
Give the functions of medulla.
What is the difference between a voluntary and an involuntary action? Which kind of action is digestion? Explain your choice.
What is a reflex action? Explain with the help of an example.
One of the following controls the peristaltic movements of alimentary canal. This one is :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
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
List in tabular form two differences between reflex action and walking.
List in tabular form three distinguishing features between cerebrum and cerebellum.
What type of reflex is the following?
Formation of goose-pimples in cold weather.
