MCQ Anatomy 027

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A 25-year-old female presents to her obstetrician after taking a home pregnancy test with a positive result. She states that twins run in her family and would like an ultrasound to determine if she has a twin pregnancy. Radiographic studies confirm that the embryo has split at the blastocyst stage. Splitting of the embryo at the blastocyst stage results in which of the following?

A. Conjoined twins
B. Dizygotic twins
C. Fraternal twins
An Atlas of Human Blastocysts (Encyclopedia of Visual Medicine Series)D. Monozygotic twins
E. Single gestation

Answer


Category: Anatomy MCQs

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