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प्रश्न
Complete the following sentence with appropriate Word
The control of reflex action is through:
पर्याय
Central nervous system
Peripheral nervous system.
Autonomic nervous system
None of the above.
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उत्तर
Central nervous system
संबंधित प्रश्न
Name the most important part of the human brain.
Name two parts of the body which contain receptors of chemical stimuli.
Our ______ system allows us to react to our surroundings. Information from receptors passes along ______ neurons to our brain. Our brain sends impulses along ______ neurons to our muscles.
Differentiate between the following pair of terms:
Stimulus and impulse
With the help of suitable example, describe reflex action.
State whether the following is simple reflex, conditioned reflex or neither of the two:
Blushing: ……………….
List in tabular form three distinguishing features between cerebrum and cerebellum.
State whether the following is
Salivation when food is put in the mouth.
Reflex actions are mediated through ____________.
The diagram given below shows the internal structure of a spinal cord depicting a phenomenon. Study the diagram and answer the following questions.
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- Name the phenomenon shown in the figure and define the same.
- Identify the parts labelled as 1 and 2. Write one functional difference between these two.
- Name the bony protective covering and the membranous protective covering of the spinal cord.
- Label the guidelines 3 and 4.
- How is the labelled part 3 different from part 4 with respect to its composition (part of neuron)?
- Give the technical term for the point of contact between the two nerve cells.
- Name the fluid filled inside the central canal of spinal cord.
- Name the term used for a small gap between two neurons.
- Give one example of a neurotransmitter.
- Draw a neat diagram of a nerve cell and label the parts: Perikaryon, Node of Ranvier, Myelin sheath and Axon terminals.
