The zona fasciculata thickens significantly in pregnant women. What do you think would be the benefit of this phenomenon?

Q: Which of the following situations is the result of epistasis? a A mouse has black fur, black eyes,…

A: All the organisms have a hereditary currency. This currency is the gene. Genes are present in the…

Q: Select your answer from the drop-down menu. Substances from fetus and mother are exchanged across…

A: Explanation: Glucose is the major energy substrate provided to the placenta and fetus. It is…

Q: Why does lactation does not occur during pregnancy?

A: Lactation is the process through which females secrete and supply milk after giving birth. The…

Q: Can untreated HPV cause infertility? Why or why not?

A: Human papillomavirus (HPV) is a viral disease that is transmitted through contact with the skin. It…

Q: Placenta ... a) ... develops from trophoblast cells. b) ... develops from embryoblast cells. c)…

A: Pregnancy occurs when the male gamete sperm fuses and fertilizes with the female egg that is…

Q: The placenta functions to Select one: a. produce blood cells b. create amniotic fluid c. provide…

A: The placenta is a large organ that consists of the blood vessel. It begins to form the blastocyst…

Q: A woman gave birth to her baby at 26 weeks. Upon delivery, the doctor noticed that the baby showed…

A: Ans.1  Respiratory distress syndrome when there is not enough surfactant in the lung. Surfactant is…

Q: Early pregnancy tests used antibodies to detect the presence of human chorionic gonadotropin (hCG)…

A: The outermost membrane that surrounds the embryo is known as chorion. From the outer fold of the…

Q: Nutrient and waste requirements for the developing fetus are handled during the first few weeks by:…

A: Endometrium is the innermost lining of the uterus which undergoes cyclic changes during…

Q: Is this a male or female flower of Coccinia grandis? Draw and label the parts.

A: Coccinia grandis is a dioecious individual from Cucurbitaceae family, having both male and female…

Q: Some pregnant women experience difficulty with deep breathing during the last trimester. Can you…

A: The human pregnancy is divided into three trimesters. During the last trimester, the baby is…

Q: Why is hCG secretion important during the first trimester

A: A member of the glycoprotein hormone family, the human chorionic gonadotropin hormone (hCG) is a…

Q: What cells produce hCG and why is it important?

A: hCG (Human Chorionic Gonadotropin) is a glycoprotein hormone and is also known as the pregnancy…

Q: Katie was getting nervous. At 16, she was the only one in her group offriends who had not started…

A: Humans have 22 pairs of autosomal chromosomes and a pair of sex chromosomes. The sex chromosomes…

Q: What technology would enable a fetus born in the fourth month to survive in a laboratory setting?…

A: First of all, it is nearly impossible that four months (12 or 13 weeks) fetus can survive outside…

Q: A variety of fertility tests are available for women to purchase overthe counter—for example, at…

A: Animal physiology is the systematic study of the supporting features, roles, and processes of…

Q: Somites, in the embryo, give rise to muscle. Is the statement above true or false?

A: Somites are found around neural tubes in the embryonic stage of a vertebrate. Somites are made up of…

Q: he placenta develops from:  Question 26 options: a)  Maternal tissue only b)  Both fetal and…

A: The placenta is an organ that is developed in the female body during the gestation period. Its…

Q: What do you mean by blastocyst?

A: The process of fertilization takes place in several stages involving both the physical and chemical…

Q: Explain why it is so important that the blood of mother

A: Rh Factor These are the proteins or antigens on the surface of Red blood cells. It is named after…

Q: What cells are responsible for the blood-testis barrier and what are some unique features of these…

A: The cell is the basic unit of life. The tissue is a group of cells that perform a specific function.…

Q: (b) State the main functions of the following : (1) Medulla Oblongata (ii) Cytokinins (iii) Tears…

A: Anatomical structures

Q: Is there a exchange of cells between the mother and the fetus through the placenta?

A: We have to explain whether there is an exchange of cells taking place through placenta.

Q: A 22-year-old pregnant woman at 20 weeks of gestation comes to her OB/GYN for a scheduled prenatal…

A: The correct option is B. ( 4-6 weeks )

Q: If a woman that takes folic acid decreasing her risk of neural tube disorder does this mostly change…

A: Folic acid is the synthetic commercial form of vitamin B. it plays crucial role in the formation…

Q: What is the specific hormone that functions primarily during pregnancy? A) Estradiol  B) Estriol…

A: There are two hormones released by ovaries: estrogen and progesterone. Progesterone helps in the…

Q: An oocyte lives for only 24 hours after ovulation if it is not fertilized. The trip down the uterine…

A: The Fallopian tube serve as the site for fertilization. Fertilization specifically occur in the…

Q: Discuss the effect an absence of interstitial cells would have on male fertility.

A: The reproductive system in males include glands, ducts, and their supporting structure. The glands…

Q: What technology would enable a fetus born in the fourth month to survive in a laboratory setting?…

A: A preterm baby or premature birth is the birth that occurs before 37 weeks of pregnancy. Babies born…

Q: During the first trimester, hCG produced from the chorion maintains the corpus luteum. What is the…

A: A protein hormone, HCG, starts up to generated in considerable quantities in initial pregnancy. It…

Q: What is the role of the HCG hormone in pregnancy?

A: HCG or Human Chorionic Gonadotropin hormone is one of the crucial hormones in pregnancy. Here we…

Q: Why are pregnant women cautioned against cleaning litter boxes?

A: Litter box A litter box, or cat box, is used for collection of urine and feces of cats as well as…

Q: A child 6 years old was recruited for a research process involving medical treatment. Who will…

A: Research is a process of systematic investigation. This involves identifying the new ideas,…

Q: what does a "lactation" concept map look like with 10 words or phrases?

A: Introduction: Lactation refers to the production of milk by the mammary glands as well as the time…

Q: Implantation of a blastocyst does not always happen.  Approximately how many days after…

A: Fertilization of the secondary oocyte in the oviduct forms zygote which in turn divides by cleavage.…

Q: How can we target the maternal vascular dysfunction of preeciampsia

A: Preeclampsia is a life-threatening pregnancy-related complication characterized by increased blood…

Q: All of the following cardiovascular events occur during pregnancy except a. plasma volume increases.…

A: During pregnancy, there will be some significant changes in the cardiovascular system, where the…

Q: nderstood, scientists do know that high levels of the hormone estrogen lead to the formation of r…

A: Oxytocin is a peptide hormone that is produced by the hypothalamus and stored in the posterior…

Q: Highly frequent menstrual cycles may be the cause of several cancers. is this statement true or…

A: The menstrual cycle is a regular, natural process that occurs in the female reproductive system and…

Q: fill the sentence?  ........is an increase in the number of normal cells of an organ or tissue. for…

A: Cell is the structural and functional unit of life. Cell division is a natural process in which a…

Q: Fill in the blank: The umbilical cord contains three blood vessels, two of which are

A: The umbilical cord joins the developing embryo to the mother's placenta. It is in charge of…

Q: The placenta function to Select one: A. Produce blood cells B. Provide nutrition for the growing…

A: The placenta is a temporary, membranous, vascular organ that develops in females during pregnancy.…