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STD 11 - 17. Locomotion and movement — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 17. Locomotion and movement1 Mark
MCQ
The cervical vertebrae are characterised by the presence of
  • A
    Odontoid process
  • B
    Transverse process
  • C
    Amphiplateus centrum
  • ✓
    Vertebro-arterial canals
✓

Answer

Correct option: D.
Vertebro-arterial canals
d
(d) Foramen transversaria or vertebrarterial canals are the holes for passage of the vertebral arteries through the cervical vertebrae of mammals, birds and reptiles.

Each hole is formed by a short double-headed rib fused to the side of the vertebra so that the canal is actually between the vertebrae and the ribs but appears to go through the vertebrae.

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