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Question
Assertion :Skull is dicondylic in man. Reason: A pair of occipital condyles located anterolateral to foramen magnum movably ariculate with the atlas vertebra.
Assertion :Skull is dicondylic in man. Reason: A pair of occipital condyles located anterolateral to foramen magnum movably ariculate with the atlas vertebra.
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Solution
The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Condyle is a round protuberance at the end of bones which help in articulation with other bones. Man is a mammal and the skull of mammals contain two such condyles on the skull. Hence man is said to have dicondylic skull. These condyles arise from the occipital bone of skull on either side of foramen magnum and are articulated with Atlas the first cervical vertebrae. So the correct option is A.
Condyle is a round protuberance at the end of bones which help in articulation with other bones.
Man is a mammal and the skull of mammals contain two such condyles on the skull. Hence man is said to have dicondylic skull.
These condyles arise from the occipital bone of skull on either side of foramen magnum and are articulated with Atlas the first cervical vertebrae.
So the correct option is A.
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