Question

Vertebro-arterial canal occurs in

• A. Cervical vertebrae
• B. Lumbar vertebrae
• C. Thoracic vertebrae
• D. Sacral vertebrae

Answer 1

The correct option is A Cervical vertebrae

• Cervical vertebrae are the vertebrae present in the neck region of the body, immediately below the skull.
• In mammals, the number of cervical vertebrae is always 7 in number. They are numbered as C1-C7.
• Vertebro-arterial canal occurs in Cervical vertebrae. It helps to provide supply blood to the upper spinal cord, brainstem, cerebellum, and posterior part of the brain.
• So, the correct answer is 'Cervical vertebrae'.