Semen Evaluation. Stallion AI Services performs tests on all semen collected at the centre to make sure only the best quality semen is used for AI. More indepth evaluations are also carried out on frozen semen and this service is also available for stallion owners wishing to know the quality of their stallionsâ semen.
Ultrasound is one of the screening tests that may be done in the first trimester to look for birth defects, such as Down syndrome. The first-trimester screening test uses ultrasound to measure the thickness of the skin at the back of the baby's neck.
What the Test Does. Ultrasounds use sound waves to create images of your baby in the womb. With a transvaginal ultrasound, a technician inserts a small probe into your vagina to get a clearer image of your tiny baby. Transvaginal ultrasounds check your baby's heartbeat and the placenta.They can rule out problems, such as ectopic pregnancies. They also show problems with the cervix -- such as short cervix -- that raise your risk of early labor.ltrasounds use sound waves to create images of your baby in the womb. With a transvaginal ultrasound, a technician inserts a small probe into your vagina to get a clearer image of your tiny baby. Transvaginal ultrasounds check your baby's heartbeat and the placenta.