âTed Cruz is a liarâ: Marco Rubio becomes Cruzâs latest target in South Carolina. The Rubio campaign is now slamming Cruz for âdishonest push-pollsâ and dirty Facebook tricks in lead up to Saturday. Sophia Tesfaye Follow Skip to Comments.
Cervical length. The length of the cervix is the distance between the internal os and the external os. First-trimester cervical length is greater than 5 cm. The cervical length decrease to less than 34 mm at 28 weeks' gestation. In patients who have had multiple gestations, the cervix is notably shortened.
Cervical Length. Measurement. How is the ultrasound done? â¢ You go to the bathroom to empty your bladder. â¢ You lie down on the exam table with your knees bent and your feet elevated in. foot rests. â¢ A probe, called a transducer, with gel on it is placed in your vagina.