MediumZoologyHuman Reproduction
+4 / -1
By the end of the second month of pregnancy, the fetus develops:
A
Heart
B
Limbs and digits
C
Most of the major organ systems
D
Fine hair and eyelashes
Explanation
By the end of 12 weeks (first trimester), most of the major organ systems are formed, including external genitalia.
Previous
In humans, after one month of pregnancy, the embryo's ______ is formed.
NextThe process of delivery of the fetus (childbirth) is called:
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