1. Atlas: This is the first cervical vertebra and it articulates with the skull.
2. Axis: This is the second cervical vertebra and it allows for the head to rotate.
3. Third Cervical Vertebra (C3)
4. Fourth Cervical Vertebra (C4)
5. Fifth Cervical Vertebra (C5)
6. Sixth Cervical Vertebra (C6)
7. Seventh Cervical Vertebra (C7)
These vertebrae are connected by ligaments and muscles, allowing for a wide range of movement in the horse's neck.