The theory of retrograde menstruation ( also called the implantation theory or transplantation theory ) is the most widely accepted theory for the formation of ectopic endometrium in endometriosis.

* Ectopic endometrial implantation as part of the theory of retrograde menstruation in endometriosis

This theory resolved the issue of planetary retrograde motion by arguing that such motion was only perceived and apparent, rather than real: it was a parallax effect, as a car that one is passing seems to move backwards against the horizon.

His theory of ' retrograde menstruation ' explains the typical distribution of endometriosis in the pelvis and why women with cervical or vaginal obstruction have a high incidence of endometriosis, it does not, however, provide an answer why some women have endometiosis after hysterectomy or in distant organs.

ob / gyn – object sexuality – objectum-sexuality – obscene phone call – Obscene Publications Act – obscenity – obstetrics – obstetrics and gynaecology – ochlophilia – oculolinctus – oculophilia – odalisque – odontophilia – odynorgasmia – Oedipal conflict – Oedipal fantasy – Oedipus complex – oestrogen – office affair – old maid's insanity – olfactophilia – oligospermia – olisbos – omiai – omnisexuality – omorashi – onanie – onanism – ondinisme – one child policy – one-night stand – onsen geisha – oogenesis – open marriage – ophidicism – opioid – opponent-process theory – opposite sex ( disambiguation ) – oral contraceptive – oral contraceptive formulations – oral contraceptive pill – oral intercourse – oral sex – oral sex during menstruation – oral stage – orchalgia – orchidectomy – orchidometer – orchiectomy – orchiopexy – orgasm – orgasm control – orgasm denial – orgasmalgia – orgasmic dysfuction – orgasmic phase – orgasmic platform – orgasmic spasm – orgy – orientalism – osmolagnia – osphresiolagnia – Othello syndrome – the Other – outercourse – ovarian cancer – ovarian cyst – ovarian follicle – ovarian ligament – ovarian reserve – ovariectomy – ovary – ovulation – ovum – oxygen regulation – oxytocin – ozolagnia –

A cause for this difference is that the axiom of choice in type theory does not have the extensionality properties that the axiom of choice in constructive set theory does.

He also developed, during the Great Depression, the populist economic theory of " Direct Credits ", according to which banks are the cause of all economic woe, the oppressors of both capital and labour.

Polio does not explain many of the described symptoms, however, and a more recent theory implicates cerebral palsy as the cause, as outlined by Ernestine Leon.

In 1954, Ike articulated the domino theory in his outlook towards communism in Southeast Asia and also in Central America ; he believed that if the communists were allowed to prevail in Vietnam, this would cause a succession of countries to fall to communism, from Laos through Malaysia and Indonesia ultimately to India.

Epiphenomenalism is the theory in philosophy of mind that mental phenomena are caused by physical processes in the brain or that both are effects of a common cause, as opposed to mental phenomena driving the physical mechanics of the brain.

One theory, dating from 1872, indicates that cooping – in which unwilling citizens who were forced to vote for a particular candidate were occasionally killed – was the cause of Poe's death.

A rethinking of education theory following that, along with the subsequent and prevailing conservative political climate, helped to cause progressivism to fall from favor.

Most earthquake clusters consist of small tremors that cause little to no damage, but there is a theory that earthquakes can recur in a regular pattern.

Dr. Gerald Cleaver, associate professor of physics at Baylor University, and Richard Obousy, a Baylor graduate student, theorize that by manipulating the extra spatial dimensions of string theory around a spaceship with an extremely large amount of energy, it would create a " bubble " that could cause the ship to travel faster than the speed of light.

An example of such a finite field is the ring Z / pZ, which is essentially the set of integers from 0 to p − 1 with integer addition and multiplication modulo p. It is also sometimes denoted Z < sub > p </ sub >, but within some areas of mathematics, particularly number theory, this may cause confusion because the same notation Z < sub > p </ sub > is used for the ring of p-adic integers.

As a soldier committing his life ( voluntarily, at least in theory ) to the greater cause of Rome's victory, he was not expected to survive defeat.

I beg farther to remark, if my theory and pretensions, as to the nature, cause, and extent of the phenomena of nervous sleep hypnotism have none of the fascinations of the transcendental to captivate the lovers of the marvellous, the credulous and enthusiastic, which the pretensions and alleged occult agency of the mesmerists have, still I hope my views will not be the less acceptable to honest and sober-minded men, because they are all level to our comprehension, and reconcilable with well-known physiological and psychological principles.

The " imprinted brain theory " argues that unbalanced imprinting may be a cause of autism and psychosis.

The cause of IC / BPS is unknown, though several theories have been put forward ( these include autoimmune theory, nerve theory, mast cell theory, leaky lining theory, infection theory and a theory of production of a toxic substance in the urine.

In their theory, they describe how certain mutation and changes can cause apparent irreducible complexity.

1 ) Some researchers ( e. g., Dalakas ) advocate the theory that the inflammation-immune reaction, caused by an unknown trigger – likely an undiscovered virus or an autoimmune disorder, is the primary, proximal cause of sIBM and that the degeneration of muscle fibres and protein abnormalities are secondary features.

Although the aether is almost stationary according to Fresnel, his theory predicts a positive outcome of aether drift experiments only to second order in, because Fresnel's dragging coefficient would cause a negative outcome of all optical experiments capable of measuring effects to first order in.

Although some specialists disagree with this theory, menopause is still considered by the majority a factor that can cause decreased sex desire in women.

A concurrent theory would be that supply and demand would cause media to attain a neutral balance because consumers would of course gravitate towards the media they agreed with.

eclampsia – ecorchement – ecouteurism – ecstasy – ectopia testis – ectopic pregnancy – edgeplay-edging – effeminacy – effeminate – efferent ducts – egg donor – ego dystonic – ejaculatio praecox – ejaculation – ejaculatory duct – ejaculatory dysfunction – ejaculatory incompetence – ejaculatory overcontrol – Electra complex – electric shock – electroejaculation – electrolysis – Elf Sternberg – eligibility – eligible bachelor – ELISA – ELISA test – Havelock Ellis – elongated labia – elopement – embryo – embryology – emergency contraception – emetophilia – emotional affair – emotional intimacy – Encyclopedia of Unusual Sex Practices – endocrine gland – endogamy – endometrial cancer – endometrioid tumor – endometriosis – endometrium – endytophilia – enema – enema cocktail – engagement – English vice – enjo kōsai – enkephalin – enlarged prostate – Entamoeba histolytica – entomophilia – enuresis – Eonism – ephebiatrics – ephebophilia – epicene – epididymectomy – epididymis – epididymitis – episioclisia – episiotomy – epispadias – epoophoron – er nai – erectile dysfunction – erection – erogenous zones – Eros – erotic actor – erotic apathy – erotic art – erotic ball – erotic dance – erotic electrostimulation – erotic furniture – erotic humiliation – erotic inertia – erotic lactation – erotic literature – erotic massage – erotic objectification – erotic photography – erotic revulsion – erotic sexual denial – erotic spanking – erotic strangulation – erotic submission – erotic torture – erotic wrestling – erotica – eroticism – eroto-comatose lucidity – erotographomania – erotography – erotolalia – erotomania – erotophobia – erotophonophilia – erotosexual – escort – escort agency – escort prostitution – essayeur – estradiol – estrogen – estrus – The Ethical Slut – ethnic pornography – ethology – etiology – eugenics – eunuch – eunuch's fiddle – Eve principle – evening people – Everything You Always Wanted to Know About Sex ( But Were Afraid to Ask ) – excitement phase – excretory duct of seminal gland – executions – exemplar – exhibitionism – exhibitionist – exigency theory – exocrine – exogamy – exogenous – exoletus – exophilia – exorcist syndrome – exoticism – expiation – extended family – extended hookup – extended orgasm – external orifice of the uterus – external spermatic fascia – external urethral orifice ( male ) – exteroceptive – extramarital intercourse – extravasate – eyeglasses fetishism –

That such deficiencies existed within Ptolemy's theory was not discovered de novo by Copernicus.

A credulousness, a distaste for documentation, an uncritical reliance on contemporary accounts, and a proneness to assume a theory as true before adequate proof was provided were all evidences of his failure to comprehend the use of the scientific method or to evaluate the responsibilities of the historian to his reading public.

J. T. Shotwell was appalled by such spurious history as that which attributed the fall of the Carolingian empire to the woolen trade, and he urged Adams to `` transform his essay into a real history, embodying not merely those facts which fit into his theory, but also the modifications and exceptions ''.

that theory was and is sound.

He proposed a fresh theory of alkalis which later was accepted in chemical practices.

It was not always easy to develop theory and doctrine which would square the two conditions.

In this connection, it might be noted that the theory of games was a mathematical discovery long before its uses in political science were exploited.

To find a place for them in their theory of knowledge would require them to revise the theory radically, and yet that theory was what they regarded as their most important discovery.

On the theory before us, such relief would be groundless, for in that suffering itself there was nothing bad at all, and hence in its nonoccurrence there would be nothing to be relieved about.

In these circumstances, since what was expressed by the remark when first made is, on the theory before us, simply absent, the remark now expresses nothing.

( P. 215 ) when corporate abuses were attacked, it was done on the theory that criminal penalties would be invoked rather than control.

Lincoln stated Douglas's popular sovereignty theory was a threat to the nation's morality and that Douglas represented a conspiracy to extend slavery to free states.

During the 1670s corpuscularianism was used by Isaac Newton in his development of the corpuscular theory of light.

( Despite common belief, he did not take a day from February ; see the debunked theory on month lengths ) According to a Senatus consultum quoted by Macrobius, he chose this month because it was the time of several of his great triumphs, including the conquest of Egypt.

" Karpov acknowledged that his understanding of chess theory was very confused at that time, and wrote later that the homework which Botvinnik assigned greatly helped him, since it required that he consult chess books and work diligently.

" The first well-known version of anarcho-capitalism was formulated by Austrian School economist and libertarian Murray Rothbard in the mid-twentieth century, synthesizing elements from the Austrian School of economics, classical liberalism, and nineteenth century American individualist anarchists Lysander Spooner and Benjamin Tucker ( rejecting their labor theory of value and the normative implications they derived from it ).

The prime evidence for this theory was provided by a descendant of Clarke.

It was the prospect of bowling at this line-up that caused England's 1932 – 33 captain Douglas Jardine to adopt the tactic of fast leg theory, also known as Bodyline.

Jardine insisted that the tactic was legitimate and called it " leg theory " but it was widely disparaged by its opponents, who dubbed it " Bodyline " ( from " on the line of the body ").

Confucianism was particularly strong during the Han Dynasty, whose greatest thinker was Dong Zhongshu, who integrated Confucianism with the thoughts of the Zhongshu School and the theory of the Five Elements.

At the beginning, it was considered a sort of Taoist sect, and there was even a theory about Laozi, founder of Taoism, who went to India and taught his philosophy to Buddha.