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Summary of female reproductive cycle days 1-28

By: HWC, Views: 8166

â–  The first five days of the cycle include the menstrual phase. â–  Progesterone and estrogen levels are low. â–  Menses occurs. â–  GnRH pulses more frequently promoting FSH and LH levels to rise. â–  Primary follicles are stimulated to develop. â–  Days five through thirteen consist o...

Transcription—A molecular view

By: HWC, Views: 3332

Transcription, as related to genomics, is the process of making an RNA copy of a gene's DNA sequence. This copy, called messenger RNA (mRNA), carries the gene's protein information encoded in DNA. During transcription, a DNA molecule is copied into RNA molecules that are then used to translate...

Male Reproductive System - Testosterone

By: HWC, Views: 8348

• Under the influence of FSH and testosterone, Sertoli cells produce androgen-binding protein (ABP) that binds to testosterone and maintains high levels of the hormone near spermatogenic cells. • Testosterone stimulates the final stages of spermatogenesis. • In addition, testosterone is...

Uterine (menstrual) cycle - phases

By: HWC, Views: 7730

• The uterus goes through a cyclical developmental pattern to be ready for implantation and support of an embryo. • The uterine, or menstrual, cycle is under the control of ovarian horrnones. • The uterine cycle also has three phases: • Menstrual phase • Proliferative phase â€...

Hormonal regulation of pregnancy - week 1

By: HWC, Views: 8051

• During pregnancy, hormones play a significant role in triggering changes in the mother and fetus. • Ormones : • Maintain the lining of the uterus and prevent menstruation. Prepare the mammary glands for lactation. • Increase flexibility of the pubic symphysis. • Affect the mot...

Interview with an Anorexic Woman (Part 1 of 2)

By: Administrator, Views: 10916

Anorexia is a psychological disorder that affects an individual’s relationship with food and causes an unrealistic view of one’s body image. It affects both men and women of all ages but is more prevalent in women, with 0.3 – 1.0% of all women being affected. The age of onset tends to be mi...

Interview with an Anorexic Woman (Part 2 of 2)

By: Administrator, Views: 10885

Anorexia is a psychological disorder that affects an individual’s relationship with food and causes an unrealistic view of one’s body image. It affects both men and women of all ages but is more prevalent in women, with 0.3 – 1.0% of all women being affected. The age of onset tends to be mi...

Phases of the ovarian cycle

By: HWC, Views: 8085

• The ovarian cycle is a monthly sequence of events, consisting of three phases: • Preovulatory • Ovulatory • Post ovulatory Preovulatory phase • prior to ovulation: Primary follicles develop into secondary follicles. • Follicular cells surrounding the primary oocyte In...

Deafness Culture

By: Administrator, Views: 10923

Deaf culture is the set of social beliefs, behaviors, art, literary traditions, history, values, and shared institutions of communities that are influenced by deafness and which use sign languages as the main means of communication. When used as a cultural label especially within the culture, the...