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प्रश्न
The diagram given below represents the spinal cord of a mammal, seen in a transverse section together with the nerves. Study the diagram and then answer the questions given below:
(i) Label the parts 1—8 indicated by guidelines.
(ii) What do the arrows indicate? What is the pathway indicated termed?
(iii) What type of nerve is shown in the diagram?
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उत्तर
(i)
- White matter
- Gray matter
- Dorsal root
- Ventral root
- Dorsal ganglion
- Sensory neuron
- Spinal nerve
- Synapse
(ii) The arrows indicate the arrangement of white and gray matter is reversed from that in the brain. The patl4way indicated is termed as a nerve pathway in a simple spinal reflex.
(iii) Sensory or Afferent nerve.
संबंधित प्रश्न
Differentiate between following pair with reference to the aspect in bracket.
cerebrum and spinal cord (arrangement of cytons and exons of neurons).
Where is this located?
Ganglia
Fill in the blank with the function in the following:
Meninges: ______
Give Technical Term:
The brain and spinal cord together constitute the system known as.
Sketch and label T. S. of Spinal cord.
Describe the structure of the spinal cord.
Which statement is correct regarding spinal nerves in man?
Spinal cord is enclosed in ____________ of vertebral column.
Explain the formation of a typical spinal nerve with the help of a neat labelled diagram.
In humans, the number of spinal nerves are ______.
