View full size image. How long a healthy pregnancy lasts can vary by as much as five weeks, even when doctors precisely determined the date of conception, a new study suggests.
Exemptions for dependents. You can usually claim an exemption for each of your dependents. A dependent is either your child or a relative who meets a set of tests. You can't claim your spouse as a dependent. You must list the Social Security number of each dependent you claim on your tax return.
You cannot claim the personal exemption, even if the person who you are the dependent of doesnât file with you listed as a dependent. The IRS also provides an easy way for individuals to determine whether they can claim their own exemption on their website.