The embryo grows within the __________, a watertight membrane filled with fluid.
A) amniotic sac
B) placenta
C) abdomen
D) mesodermal layer
Correct Answer:
Verified
Q19: The mesodermal layer eventually gives rise to
Q20: By the end of the third week,
Q21: Which of the following is correct?
A) The
Q22: By the end of the eighth week
Q23: The prenatal support system-the amniotic sac, placenta,
Q25: One function of the amniotic sac is
Q26: The exchange of materials between the fetus
Q27: The placenta serves as a natural filter
Q28: The period of the fetus begins
A) at
Q29: The principle change that occurs in the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents