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प्रश्न
What are the five regions of the vertebral column?
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उत्तर
The five regions of the vertebral column are:
(i) Cervical region - It has seven cervical vertebrae. First vertebra is called atlas, second is axis while the resta re called typical cervical vertebrae.
(ii) Thoracic region - It has 12 thoracic vertebrae. Neural spine of these vertebrae is long and pointed, which provides surface for muscle attachment.
(iii) Lumbar region - Has 5 lumbar vertebrae.
(iv) Sacral region - Has 5 sacral vertebrae which are permanently fused to each other.
(v) Caudal region - Has 4 caudal vertebrae, which are fused to form a triangular structure called coccyx.
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संबंधित प्रश्न
What are bones made of? Are the bones living or non living? Give reasons.
How many vertebrae are found in human neck? Give their names.
Describe the bones of vertebral column.
What is the importance of pectoral and pelvic girdle?
The diagram below represents the forelimb of man.
(a) Label the parts marked 1 to 9.
(b) Mention the antagonistic muscles.
(c) Which muscle will contract when the hand is bent?
(d} Name the main bone of pectoral girdle.
(e) Name the type of joint present in shoulder girdle.
The place where two or more bones are connected is called a ______.
Right or wrong? If wrong, write the correct sentence.
Bones are soft.
How many bones are there in an adult human being?
How many muscles work together to move a bone?
Unscramble the jumbled word and write it in the blank space provided.
neosb ................
