Includes in the crime of murder in the first degree, when a person: (1) With a premeditated intent to cause the death of an unborn quick child, causes the death of the unborn quick child by intentionally inflicting any injury upon the mother of the child; or

(2) Under circumstances manifesting an extreme indifference to human life, engages in conduct which creates a grave risk of death to an unborn quick child, and thereby causes the death of the unborn quick child.

Includes in the crime of murder in the second degree, when a person, with intent to cause the death of an unborn quick child but without premeditation, causes the death of the unborn quick child by intentionally inflicting any injury upon the mother of the child.