Birth control pills commonly provide excess progesterone that serves to inhibit (suppress) the actions of FSH and LH through a negative feedback loop. Given the role these hormones (FSH and LH) play, how could this feedback loop prevent a woman from becoming pregnant?

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A: Pituitary dysfunction is one reason for low testosterone and can occur from the pituitary gland's…

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: Hormonal birth control pills contain low doses of estrogen and progesterone.  Taking these pills…

A: FSH helps control the menstrual cycle and stimulates the growth of eggs in the ovaries.  LH triggers…

Q: Describe the hormonal control of spermatogenesis in terms of the hypothalamic-pituitarygonadal axis…

A: The process of sperm cell formation is called spermatogenesis. To create spermatozoa, rounded…

Q: A woman who has had several previous miscarriages will sometimes be given a prescription for…

A: Women who have had recurrent miscarriages might benefit from progesterone supplementation because…

Q: Discussion Questions: 1. Why can hormones have such a broad-range effect on the body, such as is…

A: 1. A hormone can have various consequences determined by the somatic cell's location, the gender of…

Q: Which of the following rows indicates this pregnancy hormone and the correct location of production?…

A: Introduction Pregnancy is an event in which the fertilised egg cell starts developing into an embryo…

Q: According to this diagram, why does the release of estradiol/inhibin stimulate a negative feedback…

A: Growing levels of circulating estradiol during the follicular phase of the ovarian cycle operate on…

Q: hormonal birth control in humans is very effective, and is also reversible.  Briefly explain how it…

A: Any means of preventing pregnancy is referred to as birth control. Condoms, IUDs, birth control…

Q: Understanding the causes of infertility can be valuablein developing new birth control methods. Cite…

A: Infertility is defined as a condition where the women cannot able to ovulate and becomes pregnant…

Q: ive at least nine (9) physiologic actions of estrogen

A: Estrogen is a hormone that is mainly produced by the ovaries in women. It is responsible for the…

Q: Describe the role of progesterone in pregnancy including what produces it during pregnancy, its role…

A: Four main phases of the menstrual cycle:  Follicular phaseOvulatory phaseLuteal phaseMenstrual phase…

Q: IF A 20-YEAR-OLD MALE WERE CASTRATED, WHAT WOULD HAPPEN TO THE LEVELS OF GNRH, FSH, LH AND…

A: In both males and females, reproductive organs are involved in the production of gametes…

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: In the female endocrine system, gonadotropin-releasing hormone (GnRH) is able to modulate two…

A: Note: the third option has been considered as opioid peptide. The endocrine system is the system in…

Q: Even though they are not a hormone, prostaglandins act in a similar way. Answer the following…

A: Oxytocin is created within the hypothalamus and is secreted into the blood by the secretory organ…

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: Explain the relationship of the following pairs of terms. Briefly explain its relations 1.) Positive…

A: Hormones are produced by a system of glands that make up your endocrine system. Internal functions…

Q: List three different menopausal symptoms that can be counteracted by HRT (hormone replacement…

A: Menopause is a natural transition from the years in which a female can mark the end of mensuration…

Q: Many steroids abusers become infertile because of: A) Lack of testosterone B ) High levels of…

A: Many men take steroids to promote fast muscle growth to look sexually attractive and achieve more…

Q: What could be the reason why a woman only gets her period after puberty?

A: At puberty age which is 10 to 14 for girls and boys have 12 to 16 age. So many changes occur in the…

Q: Spermatogenesis is cyclic and exhibits spermatogenic wave inside the seminiferous tubules. Which of…

A: Spermatogenesis:Spermatogenesis is the development of haploid spermatozoa from germ cells in the…

Q: estrogen is produced by: hypothalamus, anterior pituitary, the egg, the uterus, or the follicles.?

A: The female gametes called eggs are formed by the female reproductive system. It consists of a pair…

Q: During the luteal phase, which hormone is present in the blood stream at high levels? Choose all…

A: Menstrual cycle is a series of natural changes that take place in reproductively active females. The…

Q: Which of the following events does NOT occur initially during a female reproductive cycle?"…

A: Introduction: The Menstrual cycle is the monthly repeated ejection of blood from the female vaginal…

Q: Which of the following statements about lactation is false? A) Suckling and/or mechanical…

A: Lactation depicts the discharge of milk from the mammary glands and the timeframe that a mother…

Q: Why do anabolic steroids lead to reduced sperm counts?

A: A steroid is an organically dynamic natural compound with four rings orchestrated in a particular…

Q: OPU can be done in cows every 3-4 days to obtain oocytes/eggs in the absence of ovarian…

A: Ovum pick up (OPU) is the interaction by which oocytes (egg cells) are suctioned from the follicles…

Q: nfertility is defined as the inability to get pregnant despite having frequent, unprotected sex for…

A: Doctors advise a test which measures the level of progesterone hormone in the blood. Ovaries need to…

Q: Which of the following events does NOT occur initially during a female reproductive cycle? *…

A: The correct option is A the progesterone promotes the secretory phase Normal vaginal bleeding that…

Q: Which of the following is likely to happen when you remove the testes of an adult male rat? a)…

A: A hormone called testosterone is essential for the growth and development of male reproductive…

Q: Right before the ovulation, the maturate follicle secretes high levels of estrogen which switches…

A: Estrogen, is a category of sex hormone responsible for the development and regulation of the female…

Q: Select the best answer or answers from the choices given: FSH is to estrogens as estrogens are to…

A: The Follicle Stimulating Hormone is released from the Anterior Pituitary gland. The FSH causes…

Q: woman is trying to get pregnant and she has her hormone levels tested. The doctor finds that her…

A: Female hormones play a crucial role in fertilization. During the menstrual cycle, rising levels of…

Q: Which of the following is/are true with regards to hormones in the reproductive tract? Estrogen…

A: The system helps in producing an organism through reproduction, which is known as the reproductive…

Q: A professional male athlete has been taking a synthetic testosterone supplement for several months.…

A: The key male steroid hormone, testosterone, is responsible for the production of male sexual traits.…