HEAD NECK
ORBIT NOSE EAR
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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How many cervical vertebrae exist in the spine?
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7
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12
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5
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4
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Explanation:
Detailed explanation-1: -The cervical spine, comprised of seven cervical vertebrae referred to as C1 to C7, is divided into two major segments: the craniocervical junction (CCJ) and the subaxial spine.
Detailed explanation-2: -There are only 7 cervical vertebrae but 8 cervical nerves because cervical nerve 1 (C1) comes out rostral to the first cervical vertebra and cervical nerve 8 (C8) comes out caudal to the seventh cervical vertebra.
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