What do the inner and outer surfaces of the placenta consist of? a) amniotic tissue and corpus luteum b) chorion and uterine tissue c) amniotic tissue and blastocyst d) corpus luteum and chorion

Q: What are the functions of the placenta? What hormones does the placenta secrete?

A: The female reproductive system consists of ovaries, fallopian tubes, uterus, vagina, and cervix…

Q: What are the major events that occur from fertilized egg to birth?

A: Fertilization is the process of fusion of the male gamete (sperm) with the female gamete (ovum) to…

Q: What is internal fertilisastion?

A: Fertilization is the process by which male and female gametes are fused together, initiating the…

Q: What happens if the fallopian tubes are partially blocked and the ovulated eggs are prevented from…

A: The fallopian tubes are two thin tubes located on each side of the uterus. It is the site of…

Q: What is the histological difference between a morula and a blastocyst?

A: Introduction  Life starts from single cell called Zygote. Zygote is the single diploid cell resulted…

Q: What is an ectopic pregnancy?

A: Ectopic pregnancies exist in around one out of every 50 conceptions, as per the statistics of the…

Q: What is amniotic fluid?

A: Fetal membranes are not a part of the body of the embryo. These membranes play some role in the life…

Q: What is yolk? What is its role in fertilization and development?

A: The development of organisms depends on the supply of resources. In embryo development nutrition of…

Q: What is cesarean section?

A: Cesarean section is a surgical procedure used to deliver a baby through incisions in the abdomen and…

Q: Which structure provides for exchange of materials between mother and fetus?

A: The female reproductive system is defined as a system composed of the internal and external sex…

Q: What causes the newborn to take its first breath immediately after birth?

A: The amount of CO2 accumulated in the baby body caused acidosis

Q: Where is zygote formed?

A: Zygote is a diploid cell formed by fusion of male and female gametes. It then undergoes mitotic…

Q: What is the vernix caseosa of the fetus? What purpose does it serve?

A: The unborn offspring developing from the zygote in an animal or human is called a fetus. The fetal…

Q: How does the egg get from the ovary to a fallopian tube?

A: Reproduction is essential for the production of the healthy offspring and it is not necessary for…

Q: When does gastrulation occur?

A: Gastrulation occurs during week 3 of Human development. The process of gastrulation generates the…

Q: How does a morula differ from a blastocyst?

A: Morula Vs Blastocyst:         Morula stay distinct from a blastocyst, in which a morula (3-4 days…

Q: What is zygote?

A: Reproduction is an essential feature of all living organisms. It is the ability of an organism to…

Q: What is the major function of the Placenta?

A: The placenta is an organ that develops in uterus during pregnancy. The placenta is the interface…

Q: What is the function of the placenta?

A: Placenta is formed after implantation of the embryo has occurred on the uterine wall. It is a…

Q: Where does fertilization normally occur?

A: Reproduction ensures the continuity of species on earth. It can occur in two ways that is sexual…

Q: What is the purpose of the placenta? Which part of the blastocyst eventually becomes the fetal…

A: Introduction  An organ that grows in the uterus during pregnancy is the placenta. A developing…

Q: What is a preimplantation embryo?

A: Male will produce a primary male cell that is male gamete which is haploid and a female will produce…

Q: What are the three germ layers formed during gastrulation?

A: Developmental Biology is the field of biology that studies the processes by which multicellular…

Q: What is the initial segment?

A: Neurons are highly polarised cells that serve as the foundation for directed information flow within…

Q: What is the acrosome?

A: A spermatozoon is motile sperm cells or moving from of the haploid cells that is the male gamete. A…

Q: Where does fertilization usually take place?

A: The reproductive system consists of two system namely male reproductive system and female…

Q: What is hypostome?

A: Hypostome of distinct animal groups, such as trilobites, tick, and cnidarians. They are either…

Q: How is the yolk formed?

A: Cells are the basic structural and functional units of life. These are the building blocks that make…

Q: how long is birth?

A: Labor is split into three different phases. The first step of labor involves full dilation of the…

Q: Which embryonic germ layer lines the inner surface of the archenteron?

A: Germ layer can be seen in embryonic development in animal embryogenesis. It is the layer of cells.…

Q: How to perform Heimlich Maneuver adult and infant in the best way?

A: The Heimlich manoeuvre (Abdominal Thrust) is a first-aid procedure for treating upper airway…

Q: Describe the Amniocentesis procedure?

A: Amniotic fluid is a watery liquid formed from maternal plasma inside the amniotic sac of the…

Q: How does the embryo get nourishment inside the mother’s body?

A: Embryo means the developing offspring from the time of approximately 2nd to 8th weeks after the…

Q: What are the hormones that affect mammary gland development during pregnancy?

A: Gestation or pregnancy is the period during which offspring develops within the uterus of a sexually…

Q: When does implantation of the blastocyst usually take place?

A: During fertilization, a sperm comes in contact with the zona pellucida layer of the ovum and induces…

Q: What are the benefits of the Amniocentesis procedure?

A: In an amniocentesis procedure, a sample of amniotic fluid from the uterus is removed. With the use…

Q: What kinds of advantages does CVS have over amniocentesis?

A: Prenatal testing is used to determine the fetal well-being. Prenatal testing helps in determining…

Q: What is external fertilisation?

A: Fertilization is the process by which male and female gametes are fused together, initiating the…

Q: How do the processes of capacitation and acrosome reaction affect the fertilization process? How do…

A: Introduction  Fertilization refers to the process when there is a fusion of male and female gametes…

Q: What is the developmental fate of the inner cell mass of the blastocyst?

A: A diploid zygote is formed by the union of a haploid egg cell and a haploid sperm cell. The zygote…

Q: What is the name of the structure that connects the placenta with foetus?

A: Introduction :- During pregnancy, the placenta is an organ that develops in the uterus. This…

Q: What is oogenesis?

A: An female’s internal reproductive organs are uterus, vagina, fallopian tubes, cervix, and ovary. The…

Q: Where does fertilization usually occur?

A: Sexual reproduction is a type of reproduction, which involves a complex life cycle in which a…

Q: what are the principal structures each germ layer gives rise to in the adult?

A: The zygote is a cell formed by the union sex cell of the male (sperm) and sex cell of the female…