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ARDMS OB GYN ARDMS OBSTETRICS 2026
ACTUAL EXAM QUESTIONS WITH COMPLETE
SOLUTIONS GUARANTEED PASS
What does the standard obstetric sonography examination
evaluate? - CORRECT
- ANSWER ->1. Gestational age by fetal biometry
2. Fetal number
3. Placental position
4. Cardiac activity
5. AFI (Amniotic Fluid Index)
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6. Fetal anatomic survey
Define gravidity - ANSWER ->The number of pregnancies
Define parity - ANSWER ->A numeric system that describes all
possible pregnancies
What are the numbers representing in the parity numeric
system? - CORRECT
- ANSWER ->1. Full term pregnancies
2. Premature births and stillborns
3. Miscarriages or termination
4. Living children
What is the standard way to date a pregnancy? - ANSWER ->LMP
(Last Menstrual Period)
Pregnancy is divided into how many trimesters? - ANSWER ->3
How long is the first trimester? - ANSWER ->From the beginning
of the pregnancy to 13 weeks and 6 days.
How long is the second trimester? - ANSWER ->From 14 weeks to
26 weeks and 6 days.
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How long is the third trimester? - ANSWER ->Begins at 27 weeks
gestation until term.
What is Nagele's rule? - ANSWER ->EDD (Estimated Due Date) = 3
months from LMP + 7 days
What fetal biometry is used in the estimate in fetal weight? -
CORRECT
- ANSWER ->AC (Abdominal Circumference)
What is conceptual age also known as? - ANSWER ->Embryonic
age
What is conceptual age? - ANSWER ->With conception as the
first day of pregnancy
What is gestational age? - ANSWER ->Considers the first day of
the last menstrual period as the beginning of gestation
What is gestational age also known as? - ANSWER ->Menstrual
age
What is the conceptus called during the implantation process? -
CORRECT
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- ANSWER ->A zygote
What is the zygote called from the implantation to 10 weeks? -
CORRECT
- ANSWER ->An embryo
What is the embryo called after the 10 weeks? - ANSWER ->A
fetus
What is the cell division process of a zygote? - ANSWER -
>1.Rapid cellular division forms the 16-cell morula
2. Further division brings the morula to the blastocyst stage
3. The blastocyst contains trophoblastic calls.
4. The trophoblastic cells begin to secrete hCG
True or False
hCG levels plateau and decline while normal gestation
continues. - CORRECT
- ANSWER ->True
Increased hCG levels can be used s a screening marker for Down
syndrome during the first and second trimester.
What does the anechoic center is the first trimester represent? -
CORRECT
- ANSWER ->Chorionic cavity
ARDMS OB GYN ARDMS OBSTETRICS 2026
ACTUAL EXAM QUESTIONS WITH COMPLETE
SOLUTIONS GUARANTEED PASS
What does the standard obstetric sonography examination
evaluate? - CORRECT
- ANSWER ->1. Gestational age by fetal biometry
2. Fetal number
3. Placental position
4. Cardiac activity
5. AFI (Amniotic Fluid Index)
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6. Fetal anatomic survey
Define gravidity - ANSWER ->The number of pregnancies
Define parity - ANSWER ->A numeric system that describes all
possible pregnancies
What are the numbers representing in the parity numeric
system? - CORRECT
- ANSWER ->1. Full term pregnancies
2. Premature births and stillborns
3. Miscarriages or termination
4. Living children
What is the standard way to date a pregnancy? - ANSWER ->LMP
(Last Menstrual Period)
Pregnancy is divided into how many trimesters? - ANSWER ->3
How long is the first trimester? - ANSWER ->From the beginning
of the pregnancy to 13 weeks and 6 days.
How long is the second trimester? - ANSWER ->From 14 weeks to
26 weeks and 6 days.
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How long is the third trimester? - ANSWER ->Begins at 27 weeks
gestation until term.
What is Nagele's rule? - ANSWER ->EDD (Estimated Due Date) = 3
months from LMP + 7 days
What fetal biometry is used in the estimate in fetal weight? -
CORRECT
- ANSWER ->AC (Abdominal Circumference)
What is conceptual age also known as? - ANSWER ->Embryonic
age
What is conceptual age? - ANSWER ->With conception as the
first day of pregnancy
What is gestational age? - ANSWER ->Considers the first day of
the last menstrual period as the beginning of gestation
What is gestational age also known as? - ANSWER ->Menstrual
age
What is the conceptus called during the implantation process? -
CORRECT
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- ANSWER ->A zygote
What is the zygote called from the implantation to 10 weeks? -
CORRECT
- ANSWER ->An embryo
What is the embryo called after the 10 weeks? - ANSWER ->A
fetus
What is the cell division process of a zygote? - ANSWER -
>1.Rapid cellular division forms the 16-cell morula
2. Further division brings the morula to the blastocyst stage
3. The blastocyst contains trophoblastic calls.
4. The trophoblastic cells begin to secrete hCG
True or False
hCG levels plateau and decline while normal gestation
continues. - CORRECT
- ANSWER ->True
Increased hCG levels can be used s a screening marker for Down
syndrome during the first and second trimester.
What does the anechoic center is the first trimester represent? -
CORRECT
- ANSWER ->Chorionic cavity
