Question

what is the name of the second cervical vertebra?○ dens○ vertebra prominens○ axis○ atlaspart c (3 of 6)identify the articulation site that allows us to nod our head \yes\.○ occipital bone - axis○ occipital bone - c₂○ atlas - axis○ occipital bone - atlas

Explanation:

1. For the first question: The first cervical vertebra is Atlas (C1), the second is Axis (C2). The dens is a projection on the axis, and vertebra prominens is the seventh cervical vertebra (C7).
2. For the second question: Nodding "yes" occurs via the articulation between the occipital bone of the skull and the atlas (C1). The atlas-axis joint allows rotational "no" head movements.

Answer:

1. Axis
2. Occipital bone - atlas