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.
In addition to meeting the qualifying child or qualifying relative test, you may claim a dependency exemption for your child as long as all of the following tests are met: 1  Dependent taxpayer test. 2  Citizen or resident test, and. 3  Joint return test.