What are the major features of embryonic development at various months of pregnancy?

Q: When does the postnatal period of life begin?

A: The postnatal period of life is the earliest stages of the babies after their birth. This stage is…

Q: What happens to placenta after the birth of the baby?

A: The process of physical expulsion of the fetus and placenta from the uterus is called labor or…

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 the difference between internal & external fertilization?

A: The process in which a male gamete commonly known as sperm that is released by the male reproductive…

Q: What are the three major periods of prenatal development?

A: The term prenatal refers to anything occurring, used, performed, or existing before the birth of a…

Q: What is the entire process of oogenisis?

A: Oogenesis is the formation of a mature female gamete called ovum in the ovary. It is one of the…

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: How is a fetus usually positioned in the uterus as birth nears?

A: Answer: Introduction: The place of the baby in the uterus is known as the presentation of the fetus.…

Q: What is normal gestation period(in days) of the developing foetus?

A: The developing zygote is called an embryo from the conception to the eighth week of the pregnancy.…

Q: Where does fertilizationusually occur, and what hormonal changeshappen after fertilization?

A: Fusion of sperm with ovum is known as fertilisation Fertilisation generally occurs in fallopian tube…

Q: How do the somites, intermediate mesoderm, and lateral plate mesoderm contribute to embryonic…

A: The early stages in the case of embryonic development start with fertilization. The fertilization…

Q: Identify the major events of fetal development?

A: After fertilization has taken place the zygote develops into an embryo and then this embryo develops…

Q: Why do all forms of precocious puberty require evaluation?

A: Precocious puberty is when a child's body begins evolving into adult organisms. When puberty starts…

Q: How do the amount and distribution of yolk influence gastrulation?

A: Gastrulation is a process in which the single layer of cells called blastula is arranged into a…

Q: How does oogenesis produce egg cells?

A: Oogenesis is a type of gametogenesis that results in the production of female gametes, also called…

Q: What are the major events of each trimester?

A: Pregnancy has 3 trimesters, each of which is marked by specific fetal developments. A pregnancy is…

Q: What are the development phenomenas occurs at the age after 11 years?

A: Humans have extremely long development stages compared to other animals due to the complex nature of…

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: What are the structural changes that occur in the uterus over the course of the menstrual cycle and…

A: The menstrual cycle is a sequence of natural modifications in hormone manufacturing and the systems…

Q: What occurs during cleavage?

A: Fertilization is the fusion of  ovum and sperm so as to form a diploid zygote. Zygote is the first…

Q: What happens during the stage of dilation, the stage of expul- sion, and the placental stage of true…

A: Labor Series of events that take place in the genital organ in an effort to expel the viable…

Q: "What is the advantage of internal fertilization over external fertilization and vice versa"?

A: The natural cycle by which new individual creatures – "offspring" – are delivered from their…

Q: What happens during the secretory phase of the endometrium?

A: The uterine cycle represents the cyclic changes that occur inside the uterus of a female.

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 physiological development in toddlers period?

A: Childs at the age of 2 - 4 years are called toddlers. The physical growth and development is…

Q: . At what point during a pregnancy does this organ or system begin to develop, function, and become…

A: Note: Since you have asked multiple question, we will solve first question for you. If you want any…

Q: What are the three stages of labor?

A: Labor is the process of expulsion of the fetus to the outer world through the vagina. Pain during…

Q: Where does fertilization usually take place?

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

Q: What is embryological development?

A: Embryo is defined as the early developmental stage of an animal. It is an embryo while it is in the…

Q: What happens during embryogenesis?

A: After the process of fertilization, the process of zygote development starts to form an embryo and…

Q: Does the position of the fetus in the uterus change very much toward the endof the 38th week?

A: The best ideal position for labour is head-down, facing back, with chin tucked to its chest and back…

Q: What is the advantage of internal fertilization over external fertilization and vice versa?

A: Question - What is the advantage of internal fertilization over external fertilization and vice…

Q: Why does puberty occur too late or too early in some individuals?

A: Puberty is a crucial stage in human development, marking the transition from childhood to adulthood.…

Q: what are the developmental milestones on  infant, adolescent, and adulthood?

A: Infants (from birth to one year)   DEVELOPMENT MILESTONES:- Developmental milestones are behaviors…

Q: What are the changes seen in girls at the time of puberty?

A: Puberty is defined as a process during which some changes occur in the body of a child to become an…

Q: What is the course of prenatal development, and how do teratogens affect thatdevelopment?

A: Developmental psychology is a scientific discipline that seeks to explain growth, development, and…

Q: What tissues and organs arise from the three germ layers in embryonic development?

A: In developmental biology, various stages are involved for the development of a foetus. Gastrulation…

Q: At which stage of pregnancy does the highest risk ofcentral nervous system damage occur?

A: The central nervous system (CNS) is a vital component of the human body. It controls the body’s many…

Q: What is Fertilization?

A: The expansion in size and changes in shape of a creating life form rely upon the increment in the…

Q: Are different stages of development tend to generate differences in stimulating cleavage and…

A: Cleavage -- Term cleavage is defined as a series of rapid mitotic division of zygote after…

Q: What determines if a baby is a boy or a girl and how does the child reproductively mature?

A: The phenotype (trait) of an organism is determined by the genotype (alleles) of an organism. At the…

Q: What are three stages of childhood?

A: Childhood development is the organic, emotional, and mental changes that take place from birth, in…

Q: During which of the 3 stages of oogenesis does the oocyte nucleus move?

A: Oogenesis- Oogenesis is the process of formation of female gametes. This process begins inside 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…