On transvaginal ultrasonography:
A. The ventricular system within the head is visible at 8 weeks.
B. The head is not distinguishable from the body until 12weeks.
C. Physiological herniation of the umbilicus is seen at 9 weeks.
D. In early pregnancy, the ovaries will be seen to contain smallprimordial follicles.
E. In pregnancy, free fluid in the pouch of Douglas is not anormal finding.
Ans. A, C, D
1. CORRECT. As are
the limb buds
2. WRONG. This
occurs at 7 weeks
3. CORRECT. At
this stage it is also possible to see the knees,elbows, crossed legs, stomach
and choroid plexus. At 10 weeks,the heart chambers, bladder and kidneys are
visible
4. CORRECT. As in
the non-pregnant state, but one ovary isusually seen to contain one larger
cystic structure, the corpus
luteal cyst
5. WRONG. A small
amount of free fluid may be seen within thepouch of Douglas in normal pregnancy.
