OB Gyne Final Exam Flashcards
Which of the following is the correct flow of blood from the uterine wall to the endometrium?
A. Uterine artery àarcuate artery àradial arteryà straight & coiled spiral artery
What is the functional life span of the corpus luteum?
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What hormone is secreted by the dominant ovarian follicle?
C. estradiol
During the embryonic period, where is the formation of blood first demonstrable?
B. yolk sac
During the secretory phase, what is the uppermost layer from the uterine cavity ?
A. Zona compacta
What stage of human development is implanted in the uterine cavity?
C. blastocyst
How many new primary oocytes are there during puberty?
A. 0
What is the important event that occurs prior to implantation?
D. Disappearance of the zona pellucida
At what phase does regresson of the corpus luteum occur?
C. During menstruation
A 34 year old G4P4 delivered vaginally an 8 lb baby at home assisted by a hilot. The placenta was delivered without difficulty. However, a few minutes later, there was profuse vaginal bleeding and the patient wa rushed to the hospital. In the ER, the patient was hypotensive, tachycardic and pale. On abdominal examination, the uterine fundus was soft and above the umbilicus. There were no vaginal or cervical lacerations. What is the most probable diagnosis?
D. uterine atony
A 33 year old G3P2 PU 18 weeks consulted at the ER because of watery vaginal discharge accompanied by hypogastric pain. Vital signs were normal. Speculum exam revealed pooling of watery discharge. I.E. revealed an open cervix, palpable fetal parts at the os, uterus enlarged to 18 weeks AOG. What is the most probable diagnosis?
C. Inevitable abortion
At what part of the fallopian tube does tubal rupture occur earliest?
C. Isthmic
What is the most commonly associated condition for abruption placenta?
B. Pregnancy- induced hypertension
Which of the following transvaginal utrasonographic cervical findings correlate positively with preterm delivery?
B. funneling
Preterm infant is an infant who is:
C. less than 37 weeks AOG
A 35 year old G1P0 had an infertility work-up fro which she was prescribed clomiphene citrate. She got pregnant and was diagnosed to have twin pregnancy. What is the most probable type of twinning?
B. Dizygotic
Which of the following is the most important parameter in the assessment of patient in true labor?
B. cervical dilatation and effacement
The level of the presenting part in the birth canal described in relationship to the ischial spines, which is halfway between the pelvic inlet and the pelvic outlet is called
D. station
The characteristic curve pattern of cervical dilatation in a normal labor is described as:
B. sigmoidal
A 30 year old G1P0, term was admitted for labor pains. FH- 34 cm, FHT- 140 bpm. IE- cervix is 4 cm dilated, 60% effaced, cephalic, station -2, rupture BOW. Uterine contractions every 2-3 mins, moderate. After 2 hours, IE- cervix 4-5 cm dilated, 70 % effaced, station -2. After 2 hours, IE- cervix is 5-6 cm dilated, 80% effaced, station -1.Describe the progress of labor.
B. Protracted cervical dilatation
What phase of the active labor reflects the feto-pelvic relationship?
D. deceleration phase
A 19 year old G1P0 PU 40 weeks, not in labor, was seen at the OPD for decreased fetal movement. She was hooked to an electronic fetal monitor and tracing showed: Baseline FHT- 140’s, good variability, with more than 2 accelerations of 20 bpm lasting for 20 secs. The tracing is interpreted as:
A. reactive
Fetal tachycardia is defined as a baseline heart rate greater than:
C. 160 bpm
What is the presentation type when the fetal head is artially flexed with the anterior fontanel or bregma is presenting?
D. sinciput