Give the origins and functions of the chorion, amnion, allantois, and yolk sac.

Q: Identify the extraembryonic membranes and provide afunction for each.

A: Extraembryonic membranes are the membranes that assist in the development of embryo. They are…

Q: . List the major steps in oogenesis.

A: The both male and the female sexual reproductive organs are important for the reproduction process.…

Q: Describe the structure of the placenta and the pathways for exchange between maternal and fetal…

A: The placenta is an organ that forms in the uterus during pregnancy and helps in the transport of…

Q: Describe the developmental events of the second and third trimester

A: Introduction: A normal pregnancy is divided into trimesters- first, second, and third.  The first…

Q: Name the extraembryonic membrane that gives rise toeach of the following: umbilical blood vessels,…

A: Embryology is the study of development and growth of fertilized eggs(zygote) into mature embryo that…

Q: List the steps in oogenesis.

A: The process of differentiation of the egg-cell which is a type of gametogenesis is known as…

Q: Describe how the human blastocyst gives rise to the embryo and its extraembryonic membranes.

A: The fusion of male and female gametes form a zygote during fertilization.

Q: define organogenesis and indicate the important roles of the three primary germ layers in this…

A: Gastrulation is the process of early embryonic development where blastula transforms to form three…

Q: State some functions of amniotic fluid.

A: The embryo inside the womb of the mother grows in a sac like bag called the amniotic sac. This sac…

Q: Explain the Fertilization and Early Stagesof Development ?

A: The reproductive system(male and female) is a complex system with a number of interconnected…

Q: State the functions of the placenta, amnion, chorion, yolk sac, and allantois?

A: The placenta is developed during pregnancy in the uterus. It provides oxygen and nutrients to the…

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: How is the yolk sac formed?What is the function of theyolk sac?

A: Yolk sac is the membranous sac attached to the embryo. It is also known as umbilical vesicle.

Q: Define amniocentesis

A: During pregnancy, several procedures and tests are done by medical practitioners. These tests help…

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: Describe the formation and function of the placenta?

A: When a women gets pregnant, the fetus develops inside the mother. There is a connecting link between…

Q: describe the process of progressing from zygote to blastocyst

A: In human development many stages occur like the zygotic stage where sperm get to meet with female…

Q: Explain the function of the placenta.

A: The placenta is referred to as the organ that develops in the body within the mother's uterus at the…

Q: Describe the structure of the placenta

A: Placenta serves as the interface between the fetus and the mother. It facilitates the transfer of…

Q: Distinguish between modes of mesoderm formation

A:

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: List the three primary germ layers.

A: After the fertilization of the egg cell and the sperm cell, a zygote is formed which undergoes…

Q: Describe the major events in embryonic development

A: Introduction: Embryonic development is an 8-week process and has phases of development during which…

Q: Explain the major developmental events that occur during the embryonic period.

A: Introduction:Embryonic development is an 8-week process and has phases of development during which…

Q: Describe the major changes that occur to the newborn during the neonatal period?

A: A neonatal period is the first four weeks of a baby’s life, which includes rapid physiological…

Q: Describe the process of embryonic induction, and provide anexample

A: Induction in biology means inducing a process or causing a process to occur.

Q: Describe the events that occur following fertilization ofthe oocyte and the process of implantation…

A: The menstrual cycle of a woman repeats itself every 28 days and consists of four phases namely the…

Q: Identify two differences between a zygote and blastocyst

A: The fusion of male and female gametes is termed as fertilization. The process of fertilization takes…

Q: Describe the organization of the extraembryonic membranes

A: All amniotes have the extraembryonic components: 1. the amnion, chorion, 2. yolk sac, and 3.…

Q: Why is fetal Hb essential for the survival of placental animals?

A: Hemoglobin is an oxygen transport protein in mammals. It is made up of four sub-units. Adult…

Q: Name the structure formed by the villi of the embryo and the uterus of the mother.

A: The uterus or womb is a major female hormone-responsive secondary sex organ of the reproductive…

Q: Describe the changes that occur during the first yearafter birth.

A: The first year after birth, a baby is called an infant. Childhood starts at the age of two and last…

Q: Give gestation period of elephant, dog, cow.

A: The fertilization can be defined as the process in which the male sperm fuses with the female egg to…

Q: Discuss Important developmental stages of the fetus?

A: Introduction A foetus, also known as a foetus, is an unborn child that develops from an animal…

Q: Describe how the following components relate to the placenta: umbilical arteriescotyledons, fetal…

A: When an egg is fertilised, it separates into two parts: the embryo and the placenta, which grows…

Q: Explain the Formation of the extraembryonic membranes

A: An extraembryonic membrane is one of the membranes which assist in the development of the embryo. It…

Q: Describe each stage of the development from Fertilized egg to blastocyst stage

A: Fertilization is a crucial step in the process of sexual reproduction. The zygote is formed when the…

Q: Describe the roles of the four extraembryonic membranes.

A: Introduction :- One of the membranes that aid in the development of the embryo is the extraembryonic…

Q: State some functions of placenta.

A: Pregnancy is also called as gestation, during which one or more offspring develops in the uterus of…