A normal period usually means no pregnancy, if you are unsure take a HPT.
no
Yes, the last days of your period can overlap with ovulation.
7-10 days after your last period started
no no
Yes
Yup
Yes, your prime time for conceiving is 10-14 days after your last period.
no you do not get a period if you are pregnant but that does not mean it is okay to have unprotected sex on your period sperm can live for 10 days
Neither, about a week after your period ends is normal.
No. If you are pregnant, your period will not come until you have had the baby.
Yes. Counting days is very unreliable as a means of contraception.
Yes, this is definitely possible. I was pregnant although I had had my last period in May, 1985, for about 3 days. Hope this makes your day!