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प्रश्न
The diagram given below is an external view of the human brain. Study the same and answer the questions that follow :
(i) Name the parts labelled A, B and C in the diagram.
(ii) State the main functions of the parts labelled A and B.
(iii) What are the structural and functional units of the brain? How are the parts of these units arranged in A and C?
(iv) Mention the collective term for the membranes covering the brain.
(v) What is the function of Cerebrospinal fluid?
उत्तर
(i) A – Cerebrum, B – Cerebellum, C – Medulla oblongata
(ii)
- A (Cerebrum) – It is the site of intelligence, memory and consciousness.
- B (Cerebellum) – Coordinates muscular activity and hence helps in balancing the body.
(iii) Neurons are the structural and functional units of the brain.
- In A (Cerebrum), the outer portion contains cell bodies and the inner portion contains the axons of the neurons.
- In C (Medulla oblongata), the outer portion contains axons and the inner portion contains the cell bodies of the neurons.
(iv) Meningitis
(v) Cerebrospinal fluid acts as a cushion and protects the brain from mechanical shocks.
APPEARS IN
संबंधित प्रश्न
With the help of a labelled diagram of lateral view of cerebrum, describe the structure .
Name the following:
The important centre of emotion.
Name the following:
Inability to write.
Choose the correct answer.
The largest part of the brain ____________
Name the part of the human brain which is concerned with the following :
(1) Seat of memory
(2) Coordinates muscular activity.
Mention, if the following statement is True or False
Cranium is & portion of the brain
______ is an internal organ.
Illustrate the structure and functions of the brain.
Which of the following is TRUE for the temporal lobe?
Which part of the brain controls the posture of our body?
