ARDMS Obstetrics || update|COMPLETE MOST
TESTED QUESTIONS AND VERIFIED ANSWERS
(100% Correct solutions)| GET IT RIGHT!! | ALREADY
GRADED A+
What is the first trimester risk sonographic examination also called? -
(answers)The nuchal translucency examination
What does the nuchal translucency examination measure? - (answers)1.
Measurement of the nuchal translucency
2. CRL (Crown-Rump Length)
3. Visualization of the fetal nasal bone
What does the standard obstetric sonography examination evaluate? - (answers)1.
Gestational age by fetal biometry
2. Fetal number
3. Placental position
4. Cardiac activity
5. AFI (Amniotic Fluid Index)
6. Fetal anatomic survey
Define gravidity - (answers)The number of pregnancies
Define parity - (answers)A numeric system that describes all possible pregnancies
,What are the numbers representing in the parity numeric system? - (answers)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? - (answers)LMP (Last Menstrual
Period)
Pregnancy is divided into how many trimesters? - (answers)3
How long is the first trimester? - (answers)From beginning of the pregnancy to 13
weeks and 6 days.
How long is the second trimester? - (answers)From 14 weeks to 26 weeks and 6
days.
How long is the third trimester? - (answers)Begins at 27 weeks gestation until
term.
What is Nagele's rule? - (answers)EDD (Estimated Due Date) = 3 months from
LMP + 7 days
What fetal biometry is used in the estimate in fetal weight? - (answers)AC
(Abdominal Circumference)
,What is conceptual age also known as? - (answers)Embryonic age
What is conceptual age? - (answers)With conception as the first day of pregnancy
What is gestational age? - (answers)Considers the first day of the last menstrual
period as the beginning of gestation
What is gestational age also known as? - (answers)Menstrual age
What is the conceptus called during the implantation process? - (answers)A zygote
What is the zygote called from the implantation to 10 weeks? - (answers)An
embryo
What is the embryo called after the 10 weeks? - (answers)A fetus
What is the cell division process of a zygote? - (answers)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. - (answers)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? - (answers)Chorionic
cavity
What does the echogenic rim surrounding the chorionic cavity represent in the first
trimester ultrasound? - (answers)Desidual reaction
What is the first structure seen in the intragestational sac? - (answers)The
secondary yolk sac
What are the functions of the secondary yolk sac? - (answers)1. Provision of
nutrients to the embryo
2. Hematopoiesis (the formation of blood or of blood cells)
3. Development of the embryonic endoderm
What should a talk sac NOT exceed? - (answers)6mm
*Enlarged yolk sacs may have threatening outcomes
True or False
The number of yolk sacs are not consistent with the number of amnion membranes
- (answers)False
It is very consistent with the number amnion membranes
TESTED QUESTIONS AND VERIFIED ANSWERS
(100% Correct solutions)| GET IT RIGHT!! | ALREADY
GRADED A+
What is the first trimester risk sonographic examination also called? -
(answers)The nuchal translucency examination
What does the nuchal translucency examination measure? - (answers)1.
Measurement of the nuchal translucency
2. CRL (Crown-Rump Length)
3. Visualization of the fetal nasal bone
What does the standard obstetric sonography examination evaluate? - (answers)1.
Gestational age by fetal biometry
2. Fetal number
3. Placental position
4. Cardiac activity
5. AFI (Amniotic Fluid Index)
6. Fetal anatomic survey
Define gravidity - (answers)The number of pregnancies
Define parity - (answers)A numeric system that describes all possible pregnancies
,What are the numbers representing in the parity numeric system? - (answers)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? - (answers)LMP (Last Menstrual
Period)
Pregnancy is divided into how many trimesters? - (answers)3
How long is the first trimester? - (answers)From beginning of the pregnancy to 13
weeks and 6 days.
How long is the second trimester? - (answers)From 14 weeks to 26 weeks and 6
days.
How long is the third trimester? - (answers)Begins at 27 weeks gestation until
term.
What is Nagele's rule? - (answers)EDD (Estimated Due Date) = 3 months from
LMP + 7 days
What fetal biometry is used in the estimate in fetal weight? - (answers)AC
(Abdominal Circumference)
,What is conceptual age also known as? - (answers)Embryonic age
What is conceptual age? - (answers)With conception as the first day of pregnancy
What is gestational age? - (answers)Considers the first day of the last menstrual
period as the beginning of gestation
What is gestational age also known as? - (answers)Menstrual age
What is the conceptus called during the implantation process? - (answers)A zygote
What is the zygote called from the implantation to 10 weeks? - (answers)An
embryo
What is the embryo called after the 10 weeks? - (answers)A fetus
What is the cell division process of a zygote? - (answers)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. - (answers)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? - (answers)Chorionic
cavity
What does the echogenic rim surrounding the chorionic cavity represent in the first
trimester ultrasound? - (answers)Desidual reaction
What is the first structure seen in the intragestational sac? - (answers)The
secondary yolk sac
What are the functions of the secondary yolk sac? - (answers)1. Provision of
nutrients to the embryo
2. Hematopoiesis (the formation of blood or of blood cells)
3. Development of the embryonic endoderm
What should a talk sac NOT exceed? - (answers)6mm
*Enlarged yolk sacs may have threatening outcomes
True or False
The number of yolk sacs are not consistent with the number of amnion membranes
- (answers)False
It is very consistent with the number amnion membranes
