What uterine events are occurring when primary follicles are maturing during the follicular phase of ovarian cycle? What is the dominant ovarian hormone during: i. The follicular phase of the ovarian cycle? ii. The luteal phase of the ovarian cycle?

Q: What are the three phases of the ovarian cycle, and what main events occur in each phase?

A: Menstruation can be described as a process during which vaginal bleeding occurs as a monthly female…

Q: Which cells that are involved in production of sperm are outside of the blood-testis barrier (i.e.,…

A: The BTB (blood test barrier) is the tightest barrier in a mammalian body. The BTB limits the…

Q: Describe the most important function of the ovarian follicle

A: The functional unit of the mammalian ovary is the ovarian follicle. The oocyte (germ cell) is…

Q: Differentiate Sperm cells from Sertoli cells. what is the lining epithelium of the testis?

A: Introduction: Spermatozoa are the male gametes that are produced during the process of…

Q: What changes occur in ovaries during menstrual cycle?

A: The ovaries are paired ova organs. They are present within the pelvic cavity lateral to the uterus.

Q: What occurs during the proliferative phase of the uterine cycle? (a) The basal layer of the…

A: A female's internal reproductive organs are the vagina, uterus, fallopian tubes, and ovaries. The…

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: What happens to the endometrium during the proliferative phase of the menstrual cycle?

A: The menstrual cycle is also known as the uterine cycle. In this cycle, the uterus endometrium layer…

Q: What are the different stages of the follicular phase of the menstrual cycle taking place in ovary…

A: The menstrual cycle includes the changes that occur in the ovaries and uterus of a reproductively…

Q: The hormones that stimulate the ovarian cycle are secreted by the _____________; the hormones that…

A: A menstrual cycle begins with the first day of the period and continues till the start of the next…

Q: What are the different types of ovarian follicles? Name them.

A: Introduction: Ovaries make and release ova (eggs). The process of ova production is known as…

Q: After menses what is thehormone that influences thematuration of the ovarianfollicles?

A: Menstruation cycle is part of the female reproductive cycle. It's a series of events which takes…

Q: What events are occurring in the ovary during menses? At what point in the uterine cycle would a…

A: Menstruation is the period of shedding the lining of the uterus. The levels of estrogen and…

Q: What are primordial follicles?

A: The process of the formation of life or living organisms from pre-existing living organisms is…

Q: Describe the progression from a primordial follicle to a dominant follicle?

A: The female reproductive system consists of two ovaries, oviduct, uterus, cervix, vagina, and…

Q: Does Ovulation always occurs two weeks after the first day of the last menses?

A: Menstruation, often referred to as a woman's period, is a natural part of the female reproductive…

Q: Why must the primary spermatocyte move through the blood–testis barrier before undergoing meiosis?

A: The blood-testis barrier (BTB) function to provide an immunological barrier to complete the process…

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: What are the biological processes involved in menopause? What are symptoms of menopause? What are…

A: Menstruation can be defined as a periodical cycle which occurs in females. It is the discharge of…

Q: Name two types of cells in the testis other than the germ cells, and describe their locations and…

A: Ans: Testis: It is the male reproductive gonad or glands which is involved in the production of the…

Q: Why is an undescended testis a problem?

A: The male reproductive system contains the scrotum, testes, sex glands, penis, and spermatic ducts.…

Q: Distinguish between the proliferative phase and the secretory phase of the uterine cycle and the…

A: The formation of female gametes by meiotic division is called oogenesis.Menstruation is the cyclic…

Q: What event in the uterine cycle occurs when estrogenand progesterone levels decline?

A: Estrogen level falls after ovulation. Ovulation is the discharge of a secondary oocyte from a…

Q: Describe the hormonal events that regulate the ovarian cycle.

A: Introduction: The monthly recurrent discharge of the blood from the genital canal of females is…

Q: What is the fate of the paramesonephric ducts in a female embryo?

A: A multicellular organism' first stage of development is the embryo. Embryonic development is the…

Q: A sudden surge in the level of LH causes, (a) the onset of menstruation. (b) the rupture of the…

A: Female reproductive system  Female reproductive systems are composed of a pair of ovaries located…

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: 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 is the difference in appearance between a primordial and a primary follicle?

A: Reproductive system (or genital system) is used for the sexual reproduction. The female attains…

Q: What happens during the secretory phase of the endometrium?

A: The uterine cycle represents the cyclic changes that occur inside the uterus of a female.