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प्रश्न
Categorise the following under stimulus and response.
Seeing a green light turning into red at a road crossing before applying the brakes.
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उत्तर
Stimulus: Seeing a green light turning into red at a road crossing.
Response: Applying the brakes.
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संबंधित प्रश्न
How are involuntary actions and reflex actions different from each other?
When you smell a favourite food your mouth begins to water (that is, you secrete saliva). Write down what is the example of the gland which is stimulated to secrete saliva.
The olfactory receptors in humans are located in :
(a) eyes
(b) tongue
(c) ears
(d) nose
A cylindrical structure P in our body begins in continuation with medulla and extends downwards. It is enclosed in a bony cage Q and surrounded by membranes R. As many as x pairs of nerves arise from the structure P. The structure P is involved in the reflex actions of our body and conduction of nerve impulses to and from another organ S of our body with which it forms CNS.
(a) Name the structure P.
(b) Name (i) bony cage Q, and (ii) membranes R.
(c) How much is x?
(d) Name the organs S.
(e) What are the reflexes involving structure P only known as?
Differentiate between natural reflex and conditioned reflex. Give examples to illustrate your answer.
A change in the environment that causes an animal to react is called ______.
Give an example for conditioned reflexes.
Reflex actions are mediated through ____________.
Which of the following is not an involuntary action?
Given alongside is a partial diagrammatic representation of a certain phenomenon pertaining to the nervous system.
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- Name the parts numbered 1-7.
- Name the phenomenon that the diagram depicts and define it.
- Give the technical term for the point of contact between two nerve cells.
- Name the parts not shown in the diagram that should be included to complete the pathway of the phenomenon.
