What occurs in the embryonic stage of fetal development?
Maturation of germ cells in ovaries
Gender differentiation takes place
Implantation begins
Differentiation begins
The Correct Answer is B
A. Maturation of germ cells in ovaries – Incorrect; this occurs later in fetal development and after birth.
B. Gender differentiation takes place – Correct; the embryonic stage (weeks 3-8) is when gender differentiation occurs at around week 7-8.
C. Implantation begins – Incorrect; implantation happens in the blastocyst stage (week 1-2), before the embryonic stage.
D. Differentiation begins – Incorrect; cell differentiation starts earlier, in the blastocyst stage, before full embryonic development.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. "It really doesn't matter exactly how much weight you gain, as long as your diet is healthy." – Incorrect; weight gain recommendations exist to reduce pregnancy complications.
B. "The recommendation for you is about 15 to 25 pounds." – Correct; a BMI of 26.5 falls into the overweight category, where the recommended weight gain is 15-25 lbs.
C. "You should gain 11 to 20 pounds." – Incorrect; this range applies to obese clients (BMI ≥30).
D. "A gain of about 25 to 35 pounds is best for you and for your baby." – Incorrect; this range applies to normal-weight clients (BMI 18.5-24.9).
Correct Answer is B
Explanation
A. Maturation of germ cells in ovaries – Incorrect; this occurs later in fetal development and after birth.
B. Gender differentiation takes place – Correct; the embryonic stage (weeks 3-8) is when gender differentiation occurs at around week 7-8.
C. Implantation begins – Incorrect; implantation happens in the blastocyst stage (week 1-2), before the embryonic stage.
D. Differentiation begins – Incorrect; cell differentiation starts earlier, in the blastocyst stage, before full embryonic development.
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