We Never Know
No Slack
Then by your poor definition a human being is not a person. All of those are only potential persons. And are they "innocent"? They clearly do not intend to, but they do harm the host. There is no doubt about that.
Lastly can the government order you to be surgically attached to another so that they could use your kidneys or other organs for a limited amount of time. Say nine months?
"Lastly can the government order you to be surgically attached to another so that they could use your kidneys or other organs for a limited amount of time. Say nine months?
False equivalence. They aren't forced to get pregnant.