The inferior articular surfaces have the same direction as those of the other cervical vertebrae.
The mouth is situated on the inferior surface of the head.
The inferior surface has an oval impression at its medial end for the costoclavicular ligament.
The urethra enters the bulb nearer to the superior than to the inferior surface.
Collateral fissure: found in the inferior surface of the cerebrum.
Its inferior surface has two facets, which are best seen in the fresh condition.
The appendix is attached to its inferior surface of the cecum.
The teeth on the superior and inferior surfaces were designed to engage into the endplate to provide additional stability.
Its inferior surface is smooth and concave.