Q: In which period of life doesthe formation of gametesbegin in women?
A: Gametes are reproductive cells. In male it is known as sperm and in female it is known as egg or…
Q: initiate puberty? What is testis-determining factor?
A: Answer - puberty is a vital process in the development of all individuals the series of hormonal…
Q: What causes impaired spermatogenesis?
A: Answer- Spermatogenesis is the process of the formation of sperms in the testis by the help of…
Q: After the first four month of the pregnancy what is the chief source of estrogen and progesterone
A: Progesterone and estrogen are female hormones that are primarily involved in regulating the…
Q: Why do GnRH levels increase at the beginning of puberty?
A: Puberty is the phase of sexual maturation in an individual. The process of puberty occurs between…
Q: What is the main stimulus for the secretory phase of the endometrium?
A: Endometrium is the inner lining of uterus made of columnar epithelial cells. Its part of female…
Q: If a woman 7.5 months pregnant is found to have a marked decrease in plasma estrogen but normal…
A: Estrogen and progesterone are the hormones that maintain pregnancy in women. Estrogen is released in…
Q: What are the endocrinefunctions of the placenta?
A: The placenta is a large organ that develops during pregnancy. It is usually attached to the uterine…
Q: How do hormonal tests todetect pregnancy work?
A: Hormones are chemical messengers that play an important role in the growth and development of…
Q: What kind of hormone imbalances can lead to miscarriages during pregnancy?
A: Miscarriage means loss of a pregnancy during the first 20 weeks. Signs and symptoms of miscarriage…
Q: Describe the role of pregnancy hormones during human pregnancy. What hormones prepare the mammary…
A: Several hormones are secreted from the placenta to maintain the pregnancy and to prepare the body…
Q: Which gene is responsible for the development of the gonads into testes?
A: Introduction Chromosomes are classified into two types: Autosomes and Allosomes/Sex chromosomes. The…
Q: Indicate and provide reasons for what is likely happen to pregnancy if a luteolytic dose of…
A: Prostaglandins induced falls in progestogen concentration and rises in ICSH concentration; neither…
Q: What factors could influence the length and timing of awoman’s monthly uterine cycle?
A: Ovulation stands for the phenomenon through which a mature egg is given out by the ovary in a…
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 is G1 (first gap) phase.
A: The cell division process is required in the body for a wide variety of purposes like Growth,…
Q: What is parthenogenesis ?
A: Reproduction is the process that ensures the continuity of species on earth. It is the main feature…
Q: What is polycystic ovary syndrome and what causes it?
A: Ovulation is the release of an ovum from a mature follicle. Luteinizing hormone (LH) and…
Q: Which structures are responsible for maintaining levels of estrogen in during pregnancy?
A: In spite of the fact that progesterone dominates all through pregnancy, estrogen is likewise vital.…
Q: would the LH surge begin? When would Anita have her highest levels of progesterone? When would…
A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…
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: Explain why changes in cervical mucus can predict a woman’s monthly fertility?
A: cervical mucus is also known as white discharge which changes throughout the menstrual cycle.
Q: rthenogenesis produce sterile offspring?
A: Parthenogenesis is a type of asexual reproduction in which the progeny is produced without…
Q: Which hormone is inhibited during pregnancy in order to prevent contractions of the uterus? Which…
A: Anatomical and physical changes evolve in various organ systems while during the stage of delivery…
Q: What hormones does the placenta produce?
A: The placenta is a flattened circular organ in the uterus of pregnant mammals, which nourishes and…
Q: What type of cells surround the oocyte in a unilaminar follicle?
A: oocyte present in a unilaminar follicles. oocytes is an cell present in the ovary which form ovum…
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: what hormones suppress GnRH, FSH,and LH production in the follicular phase?
A: The GnRH, FSH, and LH are involved in the process of reproduction. FSH = Follicle-Stimulating…
Q: Describe the steps of gonad determination in the male and the female beginning with the migration of…
A: The gonads, the primary reproductive organs, are the testes in the male and the ovaries in the…
Q: How are prolactin and oxytocin related to both the uterine changes and lactation?
A: Lactation refers to the act of releasing milk from the breasts of women who have delivered their…
Q: .What type of abnormality in the sperm that fertilizes a normal egg will produce an XYY zygote? What…
A: XYY syndrome or Jacob's syndrome . This condition 47 ( or 46Y) is seen in male . It is not…
Q: What is the menstrualcycle?
A: The inner lining of the endometrium thickens for implantation of a fertilized egg in all female…
Q: Describe the hormonal changes during pregnancy and the effect of these hormones.
A: Hormones are the chemical molecules which acts as a chemical messenger for different body tissues…
Q: Why is hypertension particularly dangerous for a pregnant woman in the later stages of pregnancy?
A: Hypertension or high blood pressure is chronically elevated blood pressure. It is characterized by…
Q: If spermatogenesis is normal and all cells survive, how many sperm cells will be formed from 100…
A: Spermatogenesis is the process of sperm development. This cells play importance role in sexually…
Q: Why do anovulatory cycles lead to dysfunctional uterine bleeding?
A: Introduction In human females they have menstrual cycle which is a cyclical change which occurs…
Q: Describe the pre- and post- ovulation events of the menstrual cycle. How is menstruation prevented…
A: Menstruation cycle is the part of the female reproductive cycle. It's a series of events which takes…
Q: Why does corpus luteum stay active throughout pregnancy and in the absence of fertilization, is…
A: Introduction We will answer the question in below step.
Q: What is the phenotype of GG?
A: Phenotype It is the term used in genetics for the observable characteristics or traits of an…
Q: List two important functions of gonads.
A: The reproductive system of an organism is also known as the genital system. It is the biological…
Q: Describe the steps from ovulation through implantation in the uterine wall. How does hormonal…
A: Ovulation is the release of an egg from one of the ovary, into the fallopian tube and implantation…
Q: What is the main trigger for the “LH surge”?
A: The Luteinizing hormone, LH is also known as Lutrophin synthesized by the gonadotropic cells of the…
Q: What is the endocrine function of the placenta?
A: Endocrine glands secrete different hormones into the blood. Some major endocrine glands are pineal…
Q: What are symptoms of Fetal Alcohol Syndrome?
A: The fetal alcohol syndrome (FAS) is the condition in a child that is caused by the alcohol exposure…
Q: What is the endocrinefunction of the placenta?
A: Placenta is the organ that develops in the uterus during pregnancy. This structure is essential for…
What is the state of gonadotropin secretion during pregnancy,
and what is the cause?
Step by step
Solved in 2 steps
- List the major placental hormones and their primary roles in pregnancy. What is the primary basis for maternal pituitary enlargement during pregnancy?hCG, estrogen and progesterone are hormones that are secreted throughout pregnancy. Answer the following questions about these hormones. 1) What structure initially secretes estrogen & progesterone? 2)What structure takes over the role of secreting hCG, estrogen & progesterone in the second and third trimesters?hCG, estrogen and progesterone are hormones that are secreted throughout pregnancy. Answer the following questions about these hormones.1) Identify the structure that initially secretes hCG 2) Describe the function of hCG and identify the trimester where the hCG level is the highest 3) What are the roles of estrogen & progesterone in pregnancy 4) What structure initially secretes estrogen & progesterone? 5) What structure takes over the role of secreting hCG, estrogen & progesterone in the second and third trimesters?
- State the production sites and pregnancy-related functions of human chorionic gonadotropin, progesterone, estrogens, and relaxin.Describe the role of pregnancy hormones during human pregnancy. What hormones prepare the mammary glands for lactation and what hormones continue to be important during this process?Discuss the critical effects of estrogen and progesterone during pregnancy.
- What are the actions of CRH, HPL, oxytocin, and prolactin during pregnancy?Describe the development of reproductive organs in a fetus of each gender. Which genes, gene products, and hormones are involved in the sex differences? Which sex- related hormones are circulating in high concentrations in a pregnant woman compared to a nonpregnant woman? Do these hormones cross the placenta (if you are uncertain, consider hormone chemical class relative to membrane permeability to make an educated guess)? Assuming these hormones do cross the placenta, how do they affect the hormonal environment inside the fetus, and how does this relate to fetal reproductive development?List the major placental hormones and their primary roles in pregnancy.