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OBGYN FINAL > CH 23 > Flashcards

CH 23 Flashcards

THE FIRST TRIMESTER

1
Q

What is the name of the dominant follicle prior to ovulation?

A

Graafian

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2
Q

Fertilization typically occurs within how many hours after ovulation?

A

24 hours

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3
Q

The most common site of fertilization is within the:

A

Ampulla of the uterine tube

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4
Q

The structure created by the union of sperm and egg is the:

A

Zygote

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5
Q

The trophoblastic cells produce:

A

Hcg

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6
Q

What is the stage of the conceptus that implants within the decidualized endometrium?

A

Blastocyst

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7
Q

Another name for the chorionic sac is the:

A

Gestational sac

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8
Q

What structure lies within the extra embryonic coelom?

A

Yolk sac

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9
Q

What hormone, produced by the corpus luteum, maintains the thickened endometrium?

A

Progesterone

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10
Q

In the first trimester, normal hCG levels will:

A

Double every 48 hours

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11
Q

Compared with a normal IUP, the ectopic pregnancy will have a:

A

Low hCG

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12
Q

The first sonographically identifiable sign of pregnancy is the:

A

Decidual reaction

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13
Q

The first definitive sonographic sign of an IUP is the recognition of a/an:

A

Gestational sac

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14
Q

The normal gestational sac will grow:

A

1 mm per day

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15
Q

During a first-trimester ultrasound examination, you note a cystic structure within the fetal head. This most likely represents:

A

Rhombencephalon

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16
Q

The herniation of the embryologic bowel into the base of the umbilical cord at 9 weeks is referred to as:

A

Physiologic bowel herniation

17
Q

The most common pelvic mass associated with pregnancy is the:

A

Corpus luteum cyst

18
Q

All of the following are associated with an abnormal nuchal translucency except:

  • trisomy 21
  • trisomy 16
  • trisomy 18
  • turner syndrome
A

Trisomy 16

19
Q

The most common cause of pelvic pain with pregnancy is:

A

Ectopic pregnancy

20
Q

The most common location of an ectopic pregnancy is the:

A

Ampullary portion of the uterine tube

21
Q

All of he following are contributing factors for an ectopic pregnancy except:

  • PID
  • reproductive therapy
  • contraceptive devise
  • advanced paternal age
A

Advanced paternal age

22
Q

All of the following are clinical features of an ectopic pregnancy except:

  • pain
  • vag bleeding
  • shulder pain
  • adnexal ring
A

Adnexal ring

23
Q

All of the following are sonographic findings consistent with ectopic pregnancy except:

  • decidual thickening
  • complex free fluid within pelvis
  • Bilateral, multiloculated ovarian cysts
  • complex adrenal mass separate from ipsilateral ovary
A

Bilateral, multiloculated ovarian cysts

24
Q

All of the following are consistent with a hydatidiform mole except:

  • heterogenous mass within the endometrium
  • bilateral theca lutein cysts
  • hyperemesis gravidarum
  • low hCG
A

low hCG

25
Q

The most malignant form of gestational trophoblastic disease is:

A

Choriocarcinoma

26
Q

A sonographic examination was performed on a pregnancy patient who complained of vaginal bleeding. Sonographically, a crescent-shaped anechoic area is noted adjacent to the gestational sac. The gestational sac contained a 6-week single live intrauterine pregnancy. What is the most likely diagnosis?

A

Subchorionic hemorrhage

27
Q

All of the following would be associated with a lower-than-normal human chorionic gonadotropin level except:

  • ectopic pregnancy
  • molar pregnancy
  • blighted ovum
  • spontaneous abortion
A

Molar pregnancy

28
Q

All of the following are clinical findings consistent with a molar pregnancy except?

  • vaginal bleeding
  • hypertension
  • uterine enlargement
  • small for dates
A

Small for dates

29
Q

which of the following locations is most likely with metastatic gestation trophoblastic disease?

A

Lungs

30
Q 
All of the following may be sonographic findings in the presence of an ectopic pregnancy except:
-pseudogestational sac
-corpus luteum cyst
--adnexal ring
double sac sign
A

Double sac sign

OBGYN FINAL (7 decks)

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