The placenta is a source of which of these hormones?
A) hCG
B) relaxin
C) placental lactogen
D) progesterone
E) All of the answers are correct.
Correct Answer:
Verified
Q22: The inner cell mass of the blastocyst
Q23: The endoderm forms
A) muscle.
B) blood.
C) neural tissue.
D)
Q24: Initially,the nutrients absorbed by the trophoblast easily
Q29: Shortly after gastrulation, the body and organs
Q31: Which of the following is one of
Q31: During gastrulation,
A) the blastomeres fuse.
B) the placenta
Q32: By day 12 of embryonic development,mesoderm begins
Q32: The region known as the primitive streak
Q33: All of the following are true of
Q40: The mesoderm forms
A) muscle.
B) epidermis.
C) the brain.
D)
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