Umbilical cord contains A allantois B yolk sac C arteries veins

Q: Which tissue is used to form the placenta the placenta (select multiple) o Infundibulum Endometrium…

A: Answer  :  Option "D" is correct  Chorion  Full name is " Chrorion Frondosum

Q: D А- -E B- C- OALL

A: Structural changes occurs in different stages of chick embryo.The 72 hour chick embryo shows the…

Q: umbilical cord is formed from the chori

A: Within the uterus, the cells start to divide and form a ball of cells known as the blastocyst. It…

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: The umbilical cord connects the developing fetus to thea. mother’s belly button.b. placenta.c.…

A: Reproduction is the process by which an organism creates more of its own progeny. During…

Q: Prevents implantation of an embryo.

A: IntraUterine Devices prevents implantation of an embryo. It hinders implantation.

Q: 12 10 13

A: The life of multicellular organisms start in a single cell called zygote which is formed after…

Q: The _______ is an important structure for waste storage in birds and some mammals, but not in…

A: Extraembryonic membranes are the layers enclosing the embryo inside the uterus. There are four…

Q: The surface that enables active and passive exchange between the fetal and maternal bloodstreams is…

A: Answer is b.)  chorionic villi.

Q: The bladder like structure in the amniotic egg

A: The allantois (plural allantoides or allantoises) is an empty sac-like design loaded up with clear…

Q: Which of the following consists of both fetal and maternal tissues? (a)umbilical cord (b) placenta…

A: The unborn offspring that is known to develop from an embryo is called the fetus. The overall…

Q: Parthenogenesis isa. the process by which the germ layers form.b. involved in the formation of the…

A: Reproduction is the process by which living beings produce their own kind.

Q: The foramen ovale causes the fetal circulatory system to bypass the ________. a. liver b. lungs c.…

A: A shunt is defined as an anatomical diversion which allows the flow of blood to bypass organs such…

Q: Cleavage produces daughter cells called ________.a. trophoblastsb. blastocystsc. morulaed.…

A: Cleavage is described as the procedure of cell division in early embryo to generate a cluster of…

Q: Chorionic villi develop from:- a. the zona pellucida. b. the endometrium. c. the…

A: Chorionic Villi sprout from the chorion after their rapid proliferation in order to give a maximum…

Q: How is colostrum most important to a newborn?a. It helps boost the newborn’s immune system.b. It…

A: Immune system is a complex organization of cells, tissues, and organs. The immune system important…

Q: In a female human, the oogonium forms when the female is a _____________.

A: Singular word – oogonium, the plural word is oogonia. Oogonia is an immature female reproductive…

Q: Name specific structure "A" placenta Name specific structure "B" pedicel В A

A: The above picture shows an image of tomato which belong to angiosperm. It reproduces by sexual…

Q: This structure connects the ovary with the uterus.a. cervix c. uterine tubeb. vagina d. endometrium

A: Animal physiology and human anatomy is the branch of science that deals with the form and function…

Q: Which hormone causes Leydig cells to make testosterone? a. FSH b. LH c. inhibin d. estrogen

A: Hormones are the non-nutrient chemical compounds that are present in the ductless glands. The…

Q: Which structure helps to expel the baby during labor? a. myometrium b. cervix c. endometrium d.…

A: In human females, the gestation period is about 9 months and the baby is delivered after this period…

Q: Fill in the blank:  After the eighth week, a developing human is called a(an) ___________________…

A: On the very first day of your last menstrual period Initially the stage comes when the start of the…

Q: _1. Chamber that houses the developing fetus 2. Canal that receives the penis during sexual…

A: Since you have asked multiple questions, we will answer only the first three questions for you. If…

Q: For the first 8 weeks of gestation, a conceptus is nourished mainly by a. The placenta. b. Amniotic…

A: A conceptus receives nutrition is totally depends on the state. The foetus stage receives nutrition…

Q: Blood islands first form in the embryonic:- a. spleen. d. liver. b. yolk sac. e. red bone marrow. c.…

A: Blood Islands are structures that form around the developing embryo and which give rise to the…

Q: Placenta is the structure formed : by fusion of germ layers by foetus only by the union of foetal…

A: As alecithal egg is yolk less, so embryo from these egg develops in the mother's uterus. So a…

Q: In this picture which letter represents the chorion? Embryo D Mother's blood vessels G OE O o o

A: The chorion is the outer membrane surrounding the developing embryo in amniotes. It originates from…

Q: Most neural tissue is derived from ectoderm. This statement iş (T/F) .

A: Ectoderm is one of the germ layers which is formed during the gastrulation process in the zygote. It…

Q: The embryonic stage is completed by the end of the ___________________ week of development.

A: Embryonic development or embryogenesis is the mechanism or process by which an embryo. forms and…

Q: From which of the following is the embryo developed? Trophoblasts Inner cell mass Blastocoelen…

A: Embryo is formed from the  zygote and zygote is formed by the union of the male and female gametes.…

Q: igment in bottom layer? A. melatonin B. melanin C. mesoderm D. ectoderm

A: Biological pigments are chemical substances that produce color in living organisms, like plant…

Q: Placenta is the structure formed: A. by the union of foetal and uterine tissue B. by foetus…

A: The uterus or womb is a hollow muscular organ which is located in the pelvis of female between the…

Q: A newborn's first breath must be particularly forceful since the moist membranes of the lungs are…

A: From birth to 1 month period babies called as a newborn babies.  These type of babies need a special…

Q: 12. 11 13 10

A: Chick embryo The development of fertilised chicken egg is termed a chick embryo. It is extensively…

Q: The placenta is formed from ________.a. the embryo’s mesenchymal cellsb. the mother’s endometrium…

A: Placenta is defined as the organ that develops in the uterus of the women during pregnancy. The…

Q: This is the outermost layer that protects from water loss but allows for gas exchange: amnion…

A: An embryo is present at an early stage of the development of a multicellular organism. The formation…

Q: If the egg is not fertilized, the disintegrates causing

A: The merger of haploid gametes, egg and sperm, to form the diploid zygote is known as fertilization.…

Q: Which female organ has an endometrial lining that will support a developing baby? a. labia minora b.…

A: Reproduction is a biological process of forming offspring by the fusion of male and female…

Q: An early stage embryo consisting of mutiple layers is a blastula O True False

A: In mammals, a blastula is an initial phase of embryonic development.

Q: Foetus is the:         I.   Well developed embryo        II.   Developing embryo       III.   A…

A: A fetus is an unborn offspring develops from an embryo of an animal. In human the fetal development…

Q: In man, fertilization of ovum takes place in:a) Vaginab) ovary.…

A: The process of fusion of a sperm with an ovum is known as fertilization.

Q: The uterus rises out of the pelvis and becomes an abdominal organ about the:  a. Eighteenth weeks of…

A: Uterus is present in female, it's a hollow organ located between rectum and bladder.

Q: The outermost (most superficial) extra embryonic membrane is____ a ) Allantois b ) Amnion d )…

A: Extraembryonic membrane are the membrane which is formed around the growing embryo and is involved…

Q: The ectodermal layer in the fetus will develop into:

A: Correct answer: Nerve and Skin (first option)

Q: enzymes. teratogens. placentas. neural networks.

A: chronic and extreme stress faced by a pregnant female may result in the abortion or problems in the…

Q: Match the term to the correct description. + Allantois A. Fluid-filled membrane that protects the…

A:

Q: ain The process of releasing of an egg from the ovary is called .

A: Ova (singular egg cell, from the Latin term egg cell, which means 'egg') is another name for egg…