Exam 5: Ultrasound in the Second and Third Trimesters

According to menstrual history, a woman is in the 17^th week of gestation. She has not had a previous ultrasound examination and the practitioner would like to evaluate fetal growth and gestational age. When is the best time to schedule the ultrasound examination?

Which of the following is an indication for second or third-trimester standard ultrasound examination? Select all that apply.

The practitioner completed fetal femur length measurements at 34 weeks gestation using the deeper visible femur. Which is the best interpretation of the practitioner's actions?

A mother is having an ultrasound examination to assess for fetal growth in the second trimester. She asks the practitioner why the due date won't be adjusted based on the findings of the new ultrasound examination. Which is the best response by the practitioner?

When completing fetal biometry in the second or third trimester, the practitioner should prepare to complete which measurements? Select all that apply.

The practitioner learning ultrasound techniques is preparing to complete the abdominal circumference measurement as part of a full ultrasound examination. The practitioner places the transducer to obtain a longitudinal image. Which is the best response by the supervising practitioner?

The practitioner who is supervising a student of ultrasound notes that the student measures the fetal biparietal diameter using the inner distal edge of the skull. Which is the best response to this observation?

The practitioner is preparing to complete fetal measurements to assess fetal age at about 13 ½ weeks gestation. Which is best for the practitioner use at this time?

The practitioner performing an ultrasound notes a two-vessel umbilical cord. Which is the best follow-up action to this finding?

The practitioner caring for a pregnant woman is monitoring the fetus for concerns of growth issues. How often should the practitioner complete scans to evaluate continued growth?