PU Fetal Biometry and Growth Assessment 3

Question 1

What condition is suggested when all fetal biometric measurements are proportionally small?

Accepted Answer

Symmetric IUGR

Answer

Asymmetric IUGR

Answer

Macrosomia

Answer

Normal variant

Question 2

Which ultrasound parameter is used to calculate the ponderal index as an indicator of fetal nutrition?

Accepted Answer

Estimated fetal weight and femur length

Answer

BPD and HC

Answer

AC and HC

Answer

FL and AC

Question 3

At what gestational age is crown-rump length (CRL) the most accurate dating tool?

Accepted Answer

6–12 weeks

Answer

13–20 weeks

Answer

20–28 weeks

Answer

After 28 weeks

Question 4

What is the significance of an abdominal circumference crossing two major percentile lines downward on a growth chart?

Accepted Answer

It suggests developing IUGR requiring further evaluation

Answer

It is a normal variation

Answer

It indicates polyhydramnios

Answer

It confirms fetal macrosomia

Question 5

Which formula specifically accounts for asymmetric head shape when estimating gestational age?

Accepted Answer

HC-based formula

Answer

BPD-based formula

Answer

AC-based formula

Answer

FL-based formula

Question 6

What is the purpose of plotting fetal measurements on growth curves?

Accepted Answer

To compare measurements to population norms for gestational age

Answer

To calculate the mother's BMI

Answer

To determine placental location

Answer

To assess amniotic fluid volume