Chapter 48

Question 1

A partial absence of the cranium is called which one of the following abnormalities?
Select one:
a. Iniencephaly
b. Anencephaly
c. Acrania 
d. Osteogenesis imperfecta

Answer 1

c. Acrania Correctx

Question 2

A congenital fissure that remains open past 12 weeks in the wall of the abdomen just to the right of the umbilical cord is called which one of the following?
Select one:
a. Umbilical hernia
b. Gastroschisis 
c. Omphalocele
d. Midgut herniation

Answer 2

b. Gastroschisis Correctx

Question 3

A gestational sac in which the embryo fails to develop is described as which one of the following?
Select one:
a. Blighted ovum
b. Missed abortion
c. Anembryonic pregnancy
d. Blighted ovum or anembryonic pregnancy

Answer 3

d. Blighted ovum or anembryonic pregnancy

Question 4

Transvaginally, an embryo with cardiac activity should be identified when the gestational sac measures \_\_\_\_\_\_\_\_\_\_\_\_ millimeters (mm).
Select one:
a. 5 to 8
b. 8 to 12
c. 10 to 15
d. 16 to 20

Answer 4

d. 16 to 20

Question 5

Cranial anatomy is routinely visualized after how many gestational weeks?
Select one:
a. 8 to 10
b. 9 to 11
c. 10 to 12
d. 12 to 14

Answer 5

d. 12 to 14

Question 6

Nuchal translucency must be measured between \_\_\_\_\_ weeks and \_\_\_\_\_ weeks, \_\_\_\_\_ days.
Select one:
a. 8; 10; 6
b. 10; 12; 6
c. 11; 13; 6
d. 12; 13; 6

Answer 6

c. 11; 13; 6 Correctx

Question 7

An ovum without an embryo is known as which one of the following?
Select one:
a. Anembryonic pregnancy 
b. Diamniotic pregnancy
c. Ectopic pregnancy
d. Pseudogestational sac

Answer 7

a. Anembryonic pregnancy Correctx

Question 8

Multiple tiny clusters of grapelike echoes within the uterine cavity best describes which one of the following?
Select one:
a. Pseudogestational sacs
b. Ectopic pregnancy
c. Incomplete abortion
d. Gestational trophoblastic disease

Answer 8

d. Gestational trophoblastic disease

Question 9

The serum level of beta hCG is \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ with gestational trophoblastic disease.
Select one:
a. Dramatically elevated 
b. Mildly elevated
c. Mildly decreased
d. Dramatically decreased

Answer 9

a. Dramatically elevated Correctx

Question 10

An ectopic pregnancy most commonly occurs in which one of the following structures?
Select one:
a. Ovary
b. Fallopian tube
c. Cornua
d. Cervix

Answer 10

b. Fallopian tube Correctx