Q: Name the plasma membrane outside the mature ovum.
A: Reproductive system in context to human beings consists of primary sex organs that are also known as…
Q: What are the functions of the trophoblast?
A: The embryo can be defined as the early stage of development of a multicellular organism. In general,…
Q: Milk production in the mammary glands is stimulated by a hormone from the pituitary gland…
A: Pituitary gland is a small pink coloured gland. Morphologically pituitary has three parts namely…
Q: In a developing chicken embryo, what mesoderm lines the amniotic cavity?
A: The amnion, chorion, yolk sac, and allantois are the four extraembryonic membranes found in amniotes…
Q: Fill in the blank: _________________ on the inner lining of the uterine tube aid in moving a…
A: Embryo genesis is the formation of embryo and for this process to occur, ovary releases an…
Q: Name the only TWO germ layers that give rise to your feet
A: The germ layer is one of three primary cell layers that form during embryonic development.
Q: tate the derivatives of the sacculus and utriculus
A: Ectoderm supposedly has vertical cells of the brain plate, the ectodermal cells move to encompass…
Q: Name the third tier of embryonal cells in pinus formed.
A: All plants come under the kingdom Plantae. They are eukaryotes, multicellular, and having cell…
Q: Suppose an auto accident had fractured a pregnant woman’s sphenoid bone and severed the pituitary…
A: The skull base is a main and dynamic bone structure in the skull that serves as the base of the…
Q: Differentiated Differentiated cells in a developing embryo derive from
A: The development of an embryo occurs in different layers. Every cell in the body have different…
Q: What route would oxygen in the mother’s blood follow to arrive at abody cell of the fetus?
A: In order to transport the oxygen to the fetus from the mother to the fetus the structure called…
Q: Name the embryonic membranes and give the importance of each
A: Embryonic membranes are the membranes that lead to the development of the embryo in the mother's…
Q: Humans have three openings in an analogous place. Why is there a difference in the number of…
A: Hello! Since you have posted multiple questions we are answering only one question here as per the…
Q: What are the cells producedin the first stage of theembryonic developmentcalled?
A: The process in which the embryo forms and develops is known as embryonic development.
Q: A female egg cell has two outer membranes how does the egg cell prevent polyspermy? if polyspermy…
A: Sexual reproduction refers to the form of reproduction that occurs through the union of male and…
Q: The zona fasciculata thickens significantly in pregnant women. What do you think would be the…
A: Adrenal glands are the type of endocrine glands which are located above the kidneys. They are…
Q: With respect to implantation, penetration of the luminal epithelium by the trophoblast is…
A: The crucial step for development of a human embryo inside the womb of a woman after the…
Q: Identify the structures of an egg and a sperm that aredirectly involved in fertilization.
A: Fertilization is that the method by that the male and also the female gametes (sperms and therefore…
Q: Define Preprophaseband
A: Mitosis is a process in the cell, where a single cell divides in two identical daughter cells. The…
Q: give the Significance of the ff Cleavage to embryogenesis CAMs and Junctional…
A: * cleavage means division of cells in embryo . * The cells formes as result of cleavage are…
Q: Explain the implantation of blastula and differentiate the embryonic from extraembryonic tissues.
A: The development of multi-cellular organisms begins from a single-celled zygote, which undergoes…
Q: In a developing Chicken embryo, what is the fate of the postanal gut?
A: Postanal gut is the the extreme end of the alimentary canal.
Q: What determines the antero-posterior polarity in vertebrate embryos?
A: The Anterior-Posterior (AP) axis is an embryonic axis that helps the animals to travel…
Q: Describe the role of placental secretion of relaxin inpreparation for childbirth.
A: Hormones are the chemical substances released into the blood to perform specific functions of the…
Q: Rarely, two sperm may penetrate a secondary oocyte. Do youthink this fertilized cell will survive…
A: Fusion of only one sperm takes place with the egg.
Q: Are the extraembryonicmembranes the same in allvertebrates?
A: An embryo is an early phase development for an unborn baby. A small fertilized egg divides and grows…
Q: Is the sulcus limitans present at the 72-hour stage? State the derivatives of the sacculus and
A: Embryo development is a process that occurs after the process of fertilization has occurred and the…
Q: Which embryologic tissue develops into the spinal cord (mesoderm/ectoderm/endoderm)?
A: The formation of the embryo is one of the defining features of sexual reproduction. This embryo…
Q: If the egg is NOT fertilized, the lining of the uterus will shed. This is called?
A: In the event that the egg is fertilised by a sperm cell as it goes down the fallopian tube,…
Q: sulcus limita
A: 1. The advancement of the trigeminal engine core in the chick incipient organism was concentrated on…
Q: Ectodermal Derivatives of the Developing Chick Embryo A. 33-hour Chick Embryo Transverse…
A: 1. Neural is situated in the region of or on the same side of the body as the brain and spinal cord…
Q: n your own words: Expound how the mass of inert yolk influences gastrulation in amphibians,…
A: In evolutionary biology, evolutionary developmental biology is considered a new norm. It developed…
Q: Regarding mammals, amphibians, and reptiles, explain thoroughly in what way does the inert yolk's…
A: Evolutionary developmental biology is considered a new norm in evolutionary biology. It arose from…
Q: what would likely occur if cilia were paralyzed at the time of ovulation?
A: Ovulation is the process of release of ovum from the ovary. It occurs when the FSH and LH both…
Q: Name the other two membrane except primary membrane present outside the mature ovum.
A: The egg cell is the female gamete and upon fertilization with the sperm forms the zygote. It is…
Q: Which plane would be helpful when viewing the heart and the right kidney at the same time? whychose…
A: INTRODUCTION Fertilization Fertilization is a process of union of the spermatozoa and oocyst and…
Q: Name the structure that is long narrow and coiled and is present on the top and side of testis.
A: A pair of testes are the primary male reproductive organ in most animals, whose chief function is to…
Q: How does amount of yolk affect cleavage? Compare cleavage in a sea star with that in a bird
A: Fertilization is the process of fusion between haploid male and female gametes to form diploid…
Q: T.S. of mammalian testis revealing seminiferous tubules show different types of cell.(i) Name the…
A: The male reproductive system is located in the pelvis region. It includes a pair of testes along…
Q: Why do flexion and torsion events occur in the developing embryo?
A: LONGITUDINAL FOLDING (Torsion) produces both head- and tailfolds, or flexion, and creates a cranial…
Q: The order in which the physiological stages occur during embryonic development is and
A: The fusion of haploid male gamete(sperm) and female gamete(egg/ovum) to form diploid zygotes is…
Q: The ectodermal layer in the fetus will develop into:
A: Correct answer: Nerve and Skin (first option)
Q: How amount and distribution of yolk influence gastrulation
A: Gastrulation is a phase early in the embryonic development. During gastrulation, a single-layered…
Q: What is the difference in gastrulation and blastula process?
A: Answer : the difference between gastulation and blastula process is : Gastulation is the stage of…
Q: What are the three main cell types formed during gastrulation? Give examples of which tissues are…
A: gastrulation is a stage of embryonic development where gastrula is formed from single layer…
Q: In a chicken embryo, What is the double membrane separating the pharyngeal pouch and furrow?
A: The animal body is a very complex creature made up of several systems. Each system in the body has a…
Somites, in the embryo, give rise to muscle.
Is the statement above true or false?
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- ___________ removes webs between developing digits. a. Gastrulation c. Apoptosis b. Lactation d. ImplantationThe zona fasciculata thickens significantly in pregnant women. What do you think would be the benefit of this phenomenon?Describe and explain a human condition that results from the abnormal development of the somite.
- If the egg is NOT fertilized, the lining of the uterus will shed. This is called?Which statement does NOT accurately describe somites? series of tissue blocks form the ribs and intercostal muscles paired structures running along either side of the neural tube derived from neural crest tissue on the ventral surface of the embryoMilk production in the mammary glands is stimulated by a hormone from the pituitary gland called_______ .Another hormone,_______ , stimulates contraction of both the uterine muscles during childbirth and the muscles around the mammary glands that cause milk to be ejected from the glands.
- Ectodermal Derivatives of the Developing Chick Embryo A. 33-hour Chick Embryo Transverse Sections B. 48-hour Chick Embryo Transverse Sections C. 72-hour Chick Embryo Transverse Sections QUESTIONS: Name some derivatives of the neural What is the lamina terminalis?Humans have three openings in an analogous place. Why is there a difference in the number of openings in pigs and humans? Describe two functions of the mesentery. Why is the ductus venosus no longer needed when the pig is born?Suppose an auto accident had fractured a pregnant woman’s sphenoid bone and severed the pituitary stalk. Assuming that she nevertheless carried the pregnancy to full term,how might this accident affect her labor contractions? How might it affect her ability to breast-feed? Explain both effects.
