Essays Tagged: "Estrogen"

Steroid and non-steroid hormones differ in how they affect target cells. Describe the mechanisms involved using specific examples of each. How is it that hormones affect some cells and not others?

vity in target tissues somewhere else at a distance in the body. Steroid hormones include cortisol, estrogen, and testosterone. Non-steroid hormones include choleckystokinin, epinephrine, dopamine, in ... , epinephrine, dopamine, insulin, norepinephrine, serotonin, and vasopressin.Steroid hormones, like estrogen, directly affect gene expression in their target cells. These hormones are lipid soluble an ...

(1 pages) 25112 2 3.8 Jan/2003

Subjects: Science Essays > Biology > Human Biology

Report on various types of contreception.

s is done the monthly period will not occur. During the time that the ring is in it slowly releases estrogen and progestin hormones into the body. These hormones stop the woman ovulating and will thic ... y-one days, no pill is taken for 7 days then start again. The pills have a combination of synthetic estrogen and progesterone hormones. These hormones stop ovulation, preventing the ovaries from relea ...

(3 pages) 46 1 3.0 Jun/2003

Subjects: Humanities Essays > Health & Medicine > Sex & Sexuality

Human Female Reproductive Organs.

he pelvic cavity below and to either side of the bellybutton. The ovaries also secrete the hormones estrogen and progesterone. The estrogen hormone causes the thickening of the lining of the uterus an ... he thickening of the lining of the uterus and vagina in the early phase of the menstrual cycle. The estrogen hormone is also responsible for female secondary sex characteristics such as pubic hair and ...

(2 pages) 67 0 5.0 Aug/2003

Subjects: Science Essays > Biology > Human Biology

Heart Disease in Women

lowing year" (internet 1) because they go untreated.The factors protecting women were thought to be estrogen. Women are protected until after menopause when the estrogen levels decrease. This is a goo ... efore hormone replacement takes place. In a study published in the New England Journal of Medicine, estrogen and progestin replacement therapy showed some significant evidence against the increased le ...

(3 pages) 107 3 5.0 Apr/2004

Subjects: Science Essays > Biology > Human Biology

Health and medicine

. Menopause occurs when the ovaries run out of eggs and decrease production of sex hormones such as estrogen, progesterone, and to a lower extent androgen. It is a unique and natural experience for ev ...

(2 pages) 104 0 5.0 May/2004

Subjects: Humanities Essays > Health & Medicine > Health & Fitness

Steroids and Athletes... the different affects different steroids have on the human body, and how it is related to our althletes.

re drug or hormonal substances chemically and pharmacologically related to testosterone (other than estrogen, progestins, and corticosteroids), that promotes muscle growth. They promote the growth of ...

(4 pages) 52 0 4.2 Sep/2004

Subjects: Humanities Essays > Health & Medicine > Drugs

Estrogen Mimics and thier Effect on the Environment.

ffects, and impaired Natural Killer cells and T lymphocyte responses (Daniels et al. 2002). But now estrogen mimics confront the environment with a potentially greater catastrophe. Estrogen mi ... cs confront the environment with a potentially greater catastrophe. Estrogen mimics, or xenoestrogens (foreign estrogens), are introduced into the body from the environment, mimic the actions ...

(2 pages) 31 0 3.0 Oct/2004

Subjects: Science Essays > Biology

Gender role

al difference between men and women. Testosterone (aggression) and androgen are higher in men while estrogen and others are higher in women. Third, they have a different gonadal and genital. Men have ...

(2 pages) 57 0 4.0 May/2005

Subjects: Science Essays > Biology > Human Biology

Gender and Testosterone.

omplimentary opposites. The concepts of the natural differences between body strength, flexibility, estrogen/testosterone production, and the worlds need for specified gender roles continually come up ... ender roles continually come up.I have had a hard time combating the argument that testosterone and estrogen are the reasons that men are aggressive while women are passive, men are more violent while ...

(1 pages) 328 0 2.3 Nov/2005

Subjects: Social Science Essays > Society and community

Adult Tissue Angiogenesis: Evidence for Negative Regulation by Estrogen in the Uterus.

ser, 2003)In the past research has indicated that stimulation of uterine angiogenesis is induced by estrogen (Hyder and Stancel, 1999). This hypothesis was suggested based on the findings that estroge ... r SM, Stancel GM. 1999. Regulation of angiogenic growth factors in the female reproductive tract by estrogen and progesterone. Molecular Endocrinology 13 :806 - 811Yasuda Y, Masuda S, Chikuna M, Inouv ...

(5 pages) 646 0 1.0 Jan/2007

Subjects: Science Essays > Biology > Human Biology

Gender Roles: Societies' Law and Genetic Code

tly contributes to gender roles are hormones. Testosterone in men makes them more aggressive, while estrogen in females promotes the secondary female characteristics and is required for birth. Both se ... t males have substantially higher concentrations of testosterone and the same goes with females and estrogen. If males have more testosterone than females, it tends to make then more aggressive and vi ...

(6 pages) 63 0 0.0 Mar/2007

Subjects: Social Science Essays > Controversial Issues

The aspects of homosexuality

not in one's hands. What's more, according to researchers, great amount of testosterone in men and estrogen hormone in women tends to increase the intimacy between individuals of different sex. Howev ...

(4 pages) 53 0 3.0 Jun/2007

Subjects: Social Science Essays > Controversial Issues > Homosexuality

Middle Adulthood

as it was in our 20?s and 30?s. In women there is a drop in bone mass, due to the slow depletion of estrogen. Menopause is fast approaching, followed up with all the negative health complications that ...

(3 pages) 33 0 0.0 Feb/2008

Subjects: Literature Research Papers > North American

Women Drivers

d behind the wheel of a car.But claiming someone is a rubbish driver just because of the amount of oestrogen in their bodies? Pointless! Want to throw up that hairy old argument about insurance rate d ...

(1 pages) 2221 0 0.0 Feb/2008

Subjects: Law & Government Essays > Civil Rights > Women's Studies

Women Drivers

d behind the wheel of a car.But claiming someone is a rubbish driver just because of the amount of oestrogen in their bodies? Pointless! Want to throw up that hairy old argument about insurance rate d ...

(1 pages) 708 0 3.0 Feb/2008

Subjects: Law & Government Essays > Civil Rights > Women's Studies

Birth Control

re the Birth Control Pill and Depo-Provera. The "Pill" is a monthly series of 28 pills that contain estrogen and progesterone. They have been used since the early 1960's and have grown extremely popul ... e vagina once a month during the first five days of a female's menstrual period. Certain amounts of estrogen and progesterone are in the plastic of the ring; it is then inserted into the vagina and le ...

(5 pages) 21 0 0.0 Feb/2008

Subjects: Social Science Essays > Controversial Issues

Anorexia Nervosa and Its Effects on the Human Body

tiny bones that result in their breakage and also interferes with fertility. The sufferers level of estrogen, a reproductive hormone that protects the body against heart diseases and osteoporosis, als ...

(3 pages) 19 0 3.0 Feb/2008

Subjects: Humanities Essays > Health & Medicine > Diseases

Rite of Passage

puberty are triggered by hormones that cause females to experience an increase in the production of estrogen (Steinberg, 2008). This period of change can be extremely stressful for a young female. Dur ...

(6 pages) 53 0 3.0 Jan/2009

Subjects: Social Science Essays

Information on Turner Syndrome

heir neck is webbed. Girls with TS are born without ovaries or poorly formed ones. Without ovaries, estrogen is absent, and they don’t go through puberty. Heart, kidney, thyroid, and aorta proble ...

(2 pages) 674 0 0.0 Apr/2009

Subjects: Science Essays > Biology > Human Biology

Viability of Premarin as a Hormone Replacement Therapy

2 by Wyeth. Women entering menopause can experience serious symptoms due to the declining levels of estrogen in the body. Premarin's mechanism of action, its studied effects on serum lipid composition ... nance is largely based on the proper functioning of a family of hormones, especial the secretion of estrogens which is depleted during menopause and which is replaced during HRT with Premarin. This de ...

(19 pages) 1 0 0.0 Oct/2011

Subjects: Science Essays > Biotechnology