Irregular breathing movements begin occurring in the fetus by the end of the ________ month.
A) third
B) fourth
C) fifth
D) sixth
Correct Answer:
Verified
Q18: Implantation takes place about _ after conception.
A)10
Q19: The circulatory system develops from the
A)ectoderm.
B)mesoderm.
C)endoderm.
D)trophoderm.
Q20: The embryonic period lasts _ weeks after
Q21: Juanita is having a normal pregnancy and
Q22: Which of the following events in fetal
Q24: The fetal period ends
A)at the end of
Q25: Tamika says that she is currently in
Q26: _ occurs when the head end of
Q27: When do the germinal and embryonic periods
Q28: Viability (the potential to survive outside the
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