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प्रश्न
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.
उत्तर
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- White matter
- Spinal cord
- Dorsal root (sensory)
- Association Neuron
- Ventral root
- Gray matter
- Central Canal
- The diagram depicts spinal reflex action.
It is an automatic/quick/immediate, involuntary action in the body brought about by a stimulus. - Synapse
- Receptor, sensory neuron, motor neuron, ·spinal nerve, effector muscles
संबंधित प्रश्न
Briefly explain the following terms : Reflex action
State one function each of cerebellum and pons.
State whether coughing is a voluntary action or reflex action.
Give the functions of medulla.
Explain the difference between of the following pair of terms :
receptor and effector
The gustatory receptors of our body are in one of the following organs. This organ is :
a) ear
(b) nose
(c) tongue
(d) skin
State whether the following is simple reflex, conditioned reflex or neither of the two.
Contraction of eye pupil
State whether the following is
Salivation when food is put in the mouth.
What type of reflex is the following?
Knitting and swimming
State whether the following is simple reflex, conditioned reflex or neither of the two.
Sneezing
