Sometimes the egg and sperm fail to meet and conception does not take place. What are the leading causes of infertility in humans, and what procedures are being used to circumvent these blocks?

Q: Enlist any four possible reasons for infertility in human beings.

A: Infertility is the inability to the production of viable and fertile gametes or the inability to…

Q: what structure contains enzymes needed by sperm to penetrate an oocyte?

A: Fertilization takes place when nuclei of both sperm and an oocyte fuse. Initially, a sperm must fuse…

Q: Explain the mechanism of nematocyst discharge. How can a hydrostatic pressure of one atmosphere be…

A: The Cnidarians are a phylum of simple animals. It includes jellyfish, hydras, corals, and sea…

Q: Why does the estrogen released at the follicular phase inhibit FSH levels by a negative feedback…

A: The FSH intercycle rise is the result of the reduced activity of the negative feedback mechanism due…

Q: Describe the internal structure of a testis. Where are sperm cells produced? What are the functions…

A: BASIC INFORMATION  MALE REPRODUCTIVE SYSTEM  It includes different organs namely; Scrotum, Spermatic…

Q: Describe a positive feedback mechanism that contributes to ovarian cycling. If the ovulated oocyte…

A: Ovulation is the process of releass of ovum in female due to peak level of luteinizing hormone,…

Q: What are common causes of infertility for men and women?

A:

Q: Infertility strikes both men and women. Describe in a summary the biological causes that impair the…

A: Introduction : Infertility is defined as the condition in which a woman is unable to conceive or…

Q: Explain why there is a high level of estrogen and progesterone once in every 28-day uterine cycle of…

A: Menstruation is a complicated mechanism that occurs in every female for about 28 days after puberty.…

Q: What are some examples of genetic conditions and teratogens thatcause birth defects?

A: The term genetic refers to the genome present in the cells of an organism. Genome is the complete…

Q: If a human female begins taking estradiol and progesterone immediately after the start of a new…

A: The hormones of the reproductive arrangement of vertebrates (sex hormones) are steroids that are…

Q: How are the ovum and spermatozoa transported to the site of fertilisation? Describe the process of…

A: Fertilization is a natural life process that involves the union of male and female gametes,…

Q: The increased membrane fluidity has been attributed to the efflux (removal) of a single membrane…

A: The sperm cell or spermatozoa is the male gamete that fertilizes the female gamete to form the…

Q: Why are the males whose testes fail to descend to the scrotum considered infertile?

A: Testes are also known as testicles and they are a pair of sperms producing organs which helps in…

Q: Women with inadequate secretion of GnRH are often treated for theirinfertility with drugs that mimic…

A: GnRH is a primary hormone in the process of reproduction. Its secretion stimulates the secretion of…

Q: How can sperm and eggs meet in such a dilute concentration, and how can sperm be prevented from…

A: The fusion of male and female gametes is called fertilization.

Q: Which of the following statements is TRUE about corpus luteum? O A. Secretions of the corpus luteum…

A: The corpus luteum produces progesterone, which is necessary for the embryo's growth. The placenta…

Q: Which part of a sperm cell contains enzymes that help the sperm cell fertilize a secondary oocyte?

A: Fertilization is the process of fusion of male and female gametes that result in the formation of a…

Q: A B Q C R. E S• V Which of the following structures of the male and female reproductive systems…

A: Hormones are the chemical messengers secreted by the glands in the body. They play an important role…

Q: Identify the organ responsible for the following functions. 1.) Where sperms are produced. 2.) Where…

A: Hello, since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: ist the common infertility problems in women. What is the major infertility problem in men? Is it…

A: The basic meaning of an infertile individual is an individual who can not reproduce or who is…

Q: In what ways are tubal ligation and vasectomy similar?

A: In case you're in a hetero, monogamous relationship and have chosen not to have any/more kids, at…

Q: Which of the following does not pertain to the apical germarium? A. contains the primary female germ…

A: The ovary is a female reproductive system organ that produces an ovum which travels down the…

Q: The onset of mensturation in the female is termed as?

A: The regular monthly discharge of mucosal tissue and blood is called menstruation. The mucosal tissue…

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 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: What are the roles of oxytocin and prolactin in regulating the mammary glands?

A: The pituitary gland is the pea-sized endocrine gland that is enclosed by the protective structure…

Q: Which factors is in initiating parturition remains unclear?

A: Parturition is the process of giving birth to the baby. It is also called labor.

Q: Describe the function of each of the following hormones in the uterine and ovarian cycles: GnRH,…

A: The menstrual cycle is the sequence of events that occur in females that is related to reproductive…

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: How do follicles influence FSH and LH levels at the end of the follicular phase, right before…

A: The ovarian cycle is a series of events that are mainly occuring in the ovaries during and after thr…

Q: Describe the causes of infertility in males and females.

A: Reproduction is defined as the ability of an organism to give birth to fertile and viable offspring.…

Q: Which of the following processes takes place simultaneously during the menstrual cycle? a) High LH…

A: Reproduction is the process by which an organism creates more of its own progeny.  It takes place in…

Q: Describe the function of the cilia in the lining of the uterine tube.

A: The fallopian tube is commonly known as the uterine tube and this is a very important part of the…

Q: If a castrated male rat was injected with testosterone over several weeks, why would his prostate…

A: A castrated male rat is the one whose testicles are removed. Leydig’s cells or the interstitial…

Q: are found in immature follicles,. are released during ovulation and may become fertilized. Select…

A: Oogenesis is the process wherein ova (female gamete) or egg is formed through a series of events…

Q: How do we describe infertility

A: Infertility is a disease of reproductive system , defined by the failure to achieve clinical…

Q: What are some causes of infertility?

A: The infertility is the inability for a person, animal, or plant to reproduce by natural means. In…

Q: How many sperms will be produced from 10 primary spermatocytes and how many eggs will be produced…

A: Gametogenesis is a process through which male and female gametes (sperms and eggs) are formed in the…

Q: Explain how pituitary and hypothalamic hormones regulate and control the process of reproduction.…

A: Here we have to describe about how pituitary and hypothalamic hormones regulate and control the…

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: Explain the function of the corpus luteum in the menstrual cycle. If an ovulated egg is fertilized,…

A: MENSTRUAL CYCLE:- In this cycle, the preparation of the uterine wall occurs accompanied by…

Q: Why are the testes located outside of the body of organisms?

A: Testes is located outside the abdominal cavity. Testes is present inside scrotum.

Q: The reproductive system in both males and females are controlled and regulated by the interaction of…

A: Hormones produced by hypothalamus and pituitary along with the hormones produced by reproductive…

Q: How does an estrous cycle differ from a menstrual cycle?In what animals are the two types of cycles…

A: Estrous cycle and menstrual cycle are two essential sexual cycles occurring in animals and these…