How do you reconcile the many states that have fetal homicide laws? If it's not a human being, it isn't homicide, is it ...
The embryo implanted in the uterine lining is actually maintaining better homeostasis through its self-constructed (not mother constructed) placental organ than a crib-bound infant.
If I give you sufficient pavulon and flurothane you will cease to be sentient while I maintain your breathing via a ventilator.
To stop the lifetime begun at conception, you would have to kill the alive human being (even if by neglect in a petri dish or D&C of the uterine lining or dialation and dismemberment or dialation and extraction with evacuation of the cranial region via cannula and suction) ... which is what (abortion) you appear to favor as the way to deal with difficult societal problems.