Q: Give the origins and functions of the chorion, amnion, allantois, and yolk sac.
A: The extraembryonic membrane can be defined as the type of membrane which helps in the development of…
Q: . List the major steps in oogenesis.
A: The both male and the female sexual reproductive organs are important for the reproduction process.…
Q: Define the Fetal Development third through ninth months ofdevelopment ?
A: Fetal development: - The development of human embryo after fertilization is the fetal development.…
Q: Define a teratogen and provide several examples of teratogens.
A: BASIC INFORMATION ENZYMES They are the catalyst. They help in accelerating the chemical reaction.…
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: 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 the process of oogenesis
A: Sexually reproducing organisms have a reproductive system consisting of primary sex organs called…
Q: Name the three primary germ layers and explain how they develop in the embryonic disc?
A: Once the implantation has successfully taken place, the cells start to divide and develop into an…
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: 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: Describe the formation and implantation of a human blastocyst
A: Developmental biology is the branch of science that includes the studies of a diversity of…
Q: Outline the postfertilization events that lead to formation of a blastocyst.
A: Reproduction is the phenomenon of producing offspring from the parent. The reproduction can be…
Q: Define Precocious puberty?
A: Human life is divided into various stages. The various stages includes child, teenager, adult, old…
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: State various functions of placenta.
A: The placenta is a structure that develops is mainly derived from the extraembryonic membrane during…
Q: Distinguish between modes of mesoderm formation
A:
Q: Describe the formation and functions of the placenta?
A: The human placenta is allanto-chorial (the chorial placental circulation is connected with the…
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: Describe the major events of the fetal period.
A: The process of the formation of new organisms from the existing organisms is called reproduction. It…
Q: Explain the juvenile phase.
A: Growth is defined as the process of permanent increase in size and complexity of an organism during…
Q: Define puberty
A: Step 1 In relation to reproduction, the life cycle of an individual is divisible into three phases –…
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: Define Preprophaseband
A: Mitosis is a process in the cell, where a single cell divides in two identical daughter cells. The…
Q: Name the structure that connects the placenta with the foetus.
A: Placenta is formed after implantation of the embryo has occurred on the uterine wall. It is 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: Explain the organizational effects of androgens on the developing fetus.
A: Androgens have an important role in male sexual and reproductive function. They also have a role in…
Q: Describe the processes of fertilization and implantation
A: Fertilization: The process of fertilization involves the fusion of the nuclei of the male sperm with…
Q: Define inguinal
A: The abdominopelvic region is the cavity present beneath the diaphragm and houses parts of the…
Q: Describe the major developments during each trimester of human gestation.Describe the major…
A: Gestation is the time of advancement during the conveying of an embryo or fetus inside viviparous…
Q: List the hormones responsible for oogenesis, and explain each hormone’s effect on oogenesis.
A: Oogenesis is the process of formation of ovum from primordial germ cells of the ovarian lining.…
Q: explain the development of the gonads
A: Gonad is also known as sex gland or reproductive gland .Gonads produces both gametes as well as sex…
Q: During third trimester of pregnancy
A: A pregnancy timeline is of 40 weeks. The weeks are grouped and divided into three trimesters. The…
Q: List and describe some developmental anomalies associated with gastrulation.
A: The term gastrulation basically address the early development of embryo from 1-D layer of epithelial…
Q: Describe the developmental changes in the fertilised ovum until implantation occurs in the uterus.
A: Sexual reproduction is marked by the process in which the male and female gametes fuse together by…
Q: What would happen if a blastocyst implanted into the functional layer of the endometrium and a…
A: It is at the blastocyst stage of development that an embryo would normally move out of the fallopian…
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: 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: Describe the process of neuralation. b) Identify the germ layer from which the nervous system…
A: The time amid conception and birth is known as gestation. The baby develops and grows within the…
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: what is amniocentesis?
A: Prenatal genetic tests are conducted before the birth to detect any genetic disorder. It helps to…
Q: Visit this site (http://openstaxcollege.org/l/pregstages)for a summary of the stages of pregnancy,…
A: The period of pregnancy can last for about 40 weeks from the first day of the last normal period.
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: Define fertilization.
A: Embryonic development is also known as embryogenesis. This process includes the formation and…
Q: Why would the absence of a father affect the timing of puberty?
A: Puberty is defined as the stage when a child starts to grow sexually. During this stage, physical…
Q: Enlist any two functions of a female placenta.
A: A fetus is the unborn offspring of an animal that develops from an embryo. The placenta is a…
Q: State some functions of placenta.
A: Pregnancy is also called as gestation, during which one or more offspring develops in the uterus of…
Define amniocentesis
During pregnancy, several procedures and tests are done by medical practitioners. These tests help keep a check on the fetus and the mother during pregnancy.
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