All major organs are present in rudimentary form.
A) 8 weeks (end of embryonic period)
B) 9-12 weeks (month 3)
C) 13-16 weeks (month 4)
D) 17-20 weeks (month 5)
E) 21-30 weeks (months 6 and 7)

Question

Quizplus · Accepted Answer

By the end of the 8th week (end of the embryonic period), all major organs and structures within the human embryo have begun to form, although they will continue to develop and mature throughout the rest of pregnancy.

All Major Organs Are Present in Rudimentary Form