Describe the main actions performed by oxytocin. Why parturition can occur without elevated levels of plasma oxytocin?

Q: progesterone levels decrease during at the start of parturition?

A: Before parturition the cervix shortens, the progesterone levels are remain high as compared to the…

Q: If an intact rat was injected with testosterone over several weeks, why would his prostate increase…

A: The testosterone is a hormone made by the human body. It’s vitally produced in men by the organ…

Q: Pictorially, describe the histological organization of the male gonad

A:

Q: Why do plasma FSH concentrations increase at the end of the luteal phase?

A: The menstrual cycle is a sequence of natural changes in hormone production and the architecture of…

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: Give a description of the physiologic basis of the different types of hormonal birth control.

A: The measures taken to prevent pregnancy before, during, or after a vaginal relationship are referred…

Q: Explain the physiological mechanism used by the Testes to regulate their temperature demand.

A: Testes are the primary male gonads in man. Each testis is oval in shape, with a length of about…

Q: Explain role of estradiol and inhibin in oogenesis and follicular maturation.

A: The human female reproductive cycle is controlled by the  interaction of hormones from the…

Q: Identify a hormone from the anterior pituitary that is involved in ovum release and briefly describe…

A: The anterior pituitary, also known as the adenohypophysis, is a gland located at the base of the…

Q: Outline the role of the fetal hypothalamic-pituitary axis in parturition and given reasons why this…

A: The HPA axis is the main physiological system that mediates the body's stress response. It plays a…

Q: Describe how the cyclic increase and decrease in FSHand LH is produced.

A: The female reproductive system consists of internal organs and external genital structures. The…

Q: Name the process of monthly discharge of blood and disintegrated tissues in human female.

A: The human body is capable of reproduction. Reproduction is the process by which an organism gives…

Q: Describe TWO positive feedback loops that are part of parturition and/or lactation.  For each…

A: There are two mechanisms that operates in the body: Positive feedback and negative feedback.…

Q: Discuss the reason why sperm is harvested from cauda epididymis for sperm cryopreservation

A: Sexual reproduction refers to the form of reproduction that occurs through the union of male and…

Q: Chronic sleep deprivation inhibited hypothalamic secretion of gonadotropin releasing hormone (GnRH)…

A: GnRH (gonadotropin-releasing hormone) is a hormone produced by the hypothalamus that stimulates the…

Q: Describe the change in progesterone secretion that occurs in preparation for parturition

A: Parturition can be described as delivering a fetus into the outside world and representing the…

Q: Identify the structure that secretes hCG.

A: Human chorionic gonadotropin is a hormone for the maternal recognition of pregnancy. The hormone…

Q: Explain separation of the actions of FSH and LH?

A: Hypophysis will be altered at the time of pregnancy. The level of Progesterone and Estrogen will…

Q: Muscle activity and the pampiniform venous plexus help to keep the temperature of the testes at…

A: The human reproductive system contains epididymis, the ejaculatory duct, the ductus deferens, the…

Q: A 30-year-old man has very small muscles, a sparse beard, and a high-pitched voice. His plasma…

A: Luteinizing Hormone (LH) is a gonadotropic hormone. It is synthesized in the anterior pituitary…

Q: Why are estrogen levels low in individuals with severe anorexia and how does low estrogen levels…

A: Estrogen is the female sex hormone. Estrogen and progesterone along with follicular stimulating…

Q: Luteinizing hormone (LH) and follicle stimulating hormone (FSH) are essential in female reproduction…

A: Introduction :- The pituitary gland, a tiny gland behind the brain, produces LH. LH is essential for…

Q: What conditions other than overeating might explain weight gain during pregnancy?

A: Pregnancy is when one or more embryos, often known as gestation, develop inside a human. In a…

Q: Describe the structure of a mammary gland

A: Structure of mammary gland: The structure of the mammary gland consists of lobes and lobules fixed…

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: How will the feedback mechanism in the menstrual cycle responds if there is a high level of…

A: Introduction: Menstrual cycle is the monthly cycle of changes in the ovaries and lining of the…

Q: Explain Major Feedback Effects of Estrogen?

A: Estrogen show both positive as well as a negative feedback mechanism.

Q: How is communication among uterine smooth muscle cells up-regulated for parturition (childbirth)?

A: Parturition is the process of giving birth in which the fetus is expelled out from the uterus along…

Q: Describe the process by which lactation occurs.

A: A lactation process is a post-pregnancy event occuring in female mammals. It is concerned with the…

Q: Explain the use of oxytocin in labor induction in the case of obstructed labor

A: A hormone is any individual from a class of flagging particles in multicellular organic entities,…

Q: Describe the physiological conditions that activategluconeogenesis.

A: Gluconeogenesis is the metabolic process by which organisms produce sugars for catabolic reactions…

Q: Describe the role of prolactin in lactation.

A: Prolactin is a hormone created by the pituitary gland which sits at the lower part of the brain and…

Q: Describe the endocrine functions of the gonads and placenta.

A: The gonads, the essential conceptive organs, are the testicles in the male and the ovaries in the…

Q: Does cortisol stimulates the release of estrogen during parturition or vice versa?

A: There are cortisol hormones that is also known as the anti- insulin hormone, There are most bodily…

Q: How do levels of hormone vary in the different phases of the menstrual cycle? Explain each hormone.

A: The female reproductive system comprises the uterus, ovary, fallopian tube, vagina, vulva. This…

Q: Explain how oxytocin and prolactin interact to initiate and maintain lactation, including the…

A: The process of lactation is a post-pregnancy event occuring in female mammals, and it is concerned…

Q: What is parturition? Which hormones are involved in induction of parturition?

A: Pregnancy is also termed as gestation during which one or more offspring develop in the uterus of a…

Q: escribe and explain a human condition that results from the abnormal development of the somite.

A: The development of somite involves the process of segmentation. Segmentation is the process by which…

Q: Describe the messengers that contribute to parturition.

A: Hormones are your body's synthetic couriers. They head out in your bloodstream to tissues or organs.…