MCQ
Given below are two statements:

Statement $I$: The cerebral hemispheres are connected by nerve tract known as corpus callosum.

Statement $II$: The brain stem consists of the medulla oblongata, pons and cerebrum.

In the light of the above statements, choose the most appropriate answer from the options given below:

  • A
     Both Statement $I$ and Statement $II$ are incorrect.
  • Statement $I$ is correct but Statement $II$ is incorrect.
  • C
    Statement $I$ is incorrect but Statement $II$ is correct.
  • D
    Both Statement $I$ and Statement $II$ are correct.

Answer

Correct option: B.
Statement $I$ is correct but Statement $II$ is incorrect.
b
The correct answer is option ($2$) as statement $I$ is correct but statement $II$ is incorrect.

In human brain, a deep cleft divides the cerebrum longitudinally into two halves, which are termed as the left and right cerebral hemispheres. The cerebral hemispheres are connected by a tract of nerve fibres called corpus callosum.

Three major regions make up the brain stem i.e. mid brain, pons and medulla oblongata.

Cerebrum is a part of forebrain which does not form brain stem.

Options ($1$), ($3$) and ($4$) are incorrect.

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