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 may claim a tax exemption for each dependent if all of the following statements are true: You (or your spouse if filing jointly) do not qualify to be claimed as a dependent on another person's tax return. The potential dependent is not Married Filing Jointly, unless.