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Question
Which of the following vertebrae are separate at birth but start to fuse during adolescence?
Which of the following vertebrae are separate at birth but start to fuse during adolescence?
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Solution
The correct option is C Sacrum
The vertebral column consists of 26 bones known as vertebrae. They are divided into cervical (7) vertebrae, thoracic (12) vertebrae, lumbar (5) vertebrae, sacral (5) vertebrae, coccygeal (4) vertebrae.
Cervical vertebrae are present in the neck.
Thoracic vertebrae are joined to the ribs.
Lumbar vertebrae are present in the lower back. They are the largest and the strongest of all the vertebrae as they have to bear the weight of the whole body when the body is in standing position.
The coccygeal vertebrae are 4 fused bones.
Sacral vertebrae has 5 fused bones. They are separate in the beginning but start to fuse during adolescence.
The vertebral column consists of 26 bones known as vertebrae. They are divided into cervical (7) vertebrae, thoracic (12) vertebrae, lumbar (5) vertebrae, sacral (5) vertebrae, coccygeal (4) vertebrae.
Cervical vertebrae are present in the neck.
Thoracic vertebrae are joined to the ribs.
Lumbar vertebrae are present in the lower back. They are the largest and the strongest of all the vertebrae as they have to bear the weight of the whole body when the body is in standing position.
The coccygeal vertebrae are 4 fused bones.
Sacral vertebrae has 5 fused bones. They are separate in the beginning but start to fuse during adolescence.
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