Advertisements
Advertisements
Question
When and where do chorionic villi appear in humans?
Advertisements
Solution
Chorionic villi are finger-like projections that arise from the trophoblast layer that develops in the zygote after it has undergone implantation.
APPEARS IN
RELATED QUESTIONS
Comment on the role of placenta as an endocrine gland.
Arrange the following hormones in sequence of their secretion in a pregnant woman.
hCG, LH, FSH, Relaxin
State the Function of Chorionic Villi
Relaxin is the hormone secreted by the placenta.
Read the following and answer from given below:
Cleavage is the series of rapid mitotic divisions in the zygote and forms blastula. The 2, 4, 8, 16 daughter cells are called blastomeres. An embryo with 64 blastomeres is known as a blastocyst and has a blastocoel cavity. Blastocyst gets implanted in the uterine wall and leads to pregnancy.
The correct sequence of various structures formed during embryonic development is ______
The secondary sexual characters develop in females because:
hCG is secreted by ______
Extra-embryonic membranes provide:
Placenta is
Except endocrine function, what are the other functions of placenta.
