Quiz 2 Review Flashcards
A primary locate creates how many mature OVA after meiosis?
1
Which layer protects the ova from more than one sperm fertilizing it?
Zona Pellucida
The Allantois is responsible for what?
- Formation of the umbilical vessels
- Formation of the urinary bladder
The secondary yolk sac is found in which cavity?
Chorionic cavity
Fetal heart motion should be detected 100% of the time when the CRL is which length?
5mm
The majority of female reproductive organs develop from what?
Müllerian ducts
Agenesis of the uterus or a unicornuate uterus is the result of what?
Arrested development
In a normal menstrual cycle ovulation occurs on which day?
14
Implantation of the concept us occurs in which endometrial phase?
Secretory
After ovulation the remaining cyst on the ovary is called what?
Corpus Luteum
What is the Decidua Vera?
All other remaining decidua
What is the decidua Capsularis
Decidua that covers over the gestational Sac
What is the decidua Basalis?
Decidua underlying the concept us
From the image below match the following please
- Decidua Paretalis
- Decidua Capsularis
- Decidua Basil’s
- Uterine cavity
What is the epiblast?
Gives rise to nearly all cells in the embryo
What is the zygote?
Union of the sperm and ovum
What is the morula?
12-16 cell stage
What is the blastocyst?
When fluid enters the morula
What is the Zona Pellucida?
Once worn off, the zygotes implants into decidua
What is the corona radiata?
Provides nutrients to the ovum before implantation occurs
What is the cytotrophoblast?
Forms the primary chorionic villi
What is the syncytiotrophoblast?
Invasively erodes into the endometrial stroma for implantation
The black arrow in this image is pointing to which of the following?
Synctiotrophoblast
The red arrows in the image below are pointing to what?
Cytotrophoblast
The genital tracts of both Male and femal embryos are the same until _____ weeks LMP?
7 weeks
The embryonic period and organogenesis are completed by how many weeks LMP?
10
The upper limit of normal for the secondary yolk sac is how much?
5.6, 6 mm
A urine pregnancy test is what?
Qualitative
A serum pregnancy test is what?
Quantitative
In a normal intrauterine pregnancy what should the serum B HCG values do?
Double in 48 hours until 8 weeks gestation
A patient presents to the ultrasound department with a positive pregnancy test of 1000 min/ml SIS. A sonographer should be able to identify what?
An intrauterine gestational sac by endovaginal scanning
An individual that has trisomy 21 would have which of the following karyotype?
Three copies of chromosome 21 instead of two
In the image below the muscle demonstrated is the piriformis. What is the sonographic technique to identify this muscle?
Transverse plane at the level of the cervix or isthmus of the uterus
A patient with pseudocyesis will present with which of the following?
- A normal non gravid uterus
- Pain at ovulation
- A pregnancy inside the uterus and outside the uterus
- A positive pregnancy test
- A normal non gravid uterus
