crucial

crucial

[kro̅o̅′shəl]

Etymology: L. crucialis

severe and decisive.

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Patient discussion about crucial.

Q. What tests should my wife have during pregnancy? you know ... like the most crucial exams ... and other tests

A. The most important thing to be noticed during pregnancy is : the ANTENATAL CARE.
It means that your wife should go to see an OB-GYN doctor, and has her pregnancy checked. it will include the monitoring of the fetal development, ultrasound (USG) - usually once every trimester, except in the third trimester, body weight, etc.

Before pregnancy, it is important to check TORCH : toxoplasma, rubella, citomegalovirus infection, and hepatitis B. (consult to your OB-GYN doctor for more information)

In the third trimester, usually the exams will be needed more often, every 2 weeks. It will check the position of the fetus, the ripening of the cervix, and some other final preps for the delivery.
Good luck for the pregnancy !!

Q. What are the most crucial periods during pregnancy? what medical exams are most important during pregnancy?

A. the first trimester is most crucial. in that time the fetus develops most of his organs and every exposure to harmful materials can result in birth defects.
about routine tests in pregnancy, i think this site will give you the best info:
http://www.acog.org/publications/patient_education/bp133.cfm