Maternal impression
Encyclopedia
The conception of a maternal impression rests on the belief that a powerful mental (or sometimes physical) influence working on the mother's mind may produce an impression, either general or definite, on the child she is carrying. The child might be said to be "marked" as a result.

Medicine

Maternal impression, according to a long-discredited medical
Medicine
Medicine is the science and art of healing. It encompasses a variety of health care practices evolved to maintain and restore health by the prevention and treatment of illness....

 theory, was a phenomenon that explained the existence of birth defects and congenital disorders. The theory stated that an emotion
Emotion
Emotion is a complex psychophysiological experience of an individual's state of mind as interacting with biochemical and environmental influences. In humans, emotion fundamentally involves "physiological arousal, expressive behaviors, and conscious experience." Emotion is associated with mood,...

al stimulus
Stimulation
Stimulation is the action of various agents on nerves, muscles, or a sensory end organ, by which activity is evoked; especially, the nervous impulse produced by various agents on nerves, or a sensory end organ, by which the part connected with the nerve is thrown into a state of activity.The word...

 experienced by a pregnant
Pregnancy
Pregnancy refers to the fertilization and development of one or more offspring, known as a fetus or embryo, in a woman's uterus. In a pregnancy, there can be multiple gestations, as in the case of twins or triplets...

 woman could influence the development of the fetus
Fetus
A fetus is a developing mammal or other viviparous vertebrate after the embryonic stage and before birth.In humans, the fetal stage of prenatal development starts at the beginning of the 11th week in gestational age, which is the 9th week after fertilization.-Etymology and spelling variations:The...

. For example, it was sometimes supposed that the mother of the Elephant Man
Joseph Merrick
Joseph Carey Merrick , sometimes incorrectly referred to as John Merrick, was an English man with severe deformities who was exhibited as a human curiosity named the Elephant Man. He became well known in London society after he went to live at the London Hospital...

 was frightened by an elephant
Elephant
Elephants are large land mammals in two extant genera of the family Elephantidae: Elephas and Loxodonta, with the third genus Mammuthus extinct...

 during her pregnancy, thus "imprinting" the memory of the elephant onto the gestating fetus. Mental problems, such as schizophrenia
Schizophrenia
Schizophrenia is a mental disorder characterized by a disintegration of thought processes and of emotional responsiveness. It most commonly manifests itself as auditory hallucinations, paranoid or bizarre delusions, or disorganized speech and thinking, and it is accompanied by significant social...

 and depression
Clinical depression
Major depressive disorder is a mental disorder characterized by an all-encompassing low mood accompanied by low self-esteem, and by loss of interest or pleasure in normally enjoyable activities...

, were believed to be a manifestation of similar disordered feelings in the mother. For instance, a pregnant woman who experienced great sadness might imprint depressive tendencies onto the fetus
Fetus
A fetus is a developing mammal or other viviparous vertebrate after the embryonic stage and before birth.In humans, the fetal stage of prenatal development starts at the beginning of the 11th week in gestational age, which is the 9th week after fertilization.-Etymology and spelling variations:The...

 in her uterus
Uterus
The uterus or womb is a major female hormone-responsive reproductive sex organ of most mammals including humans. One end, the cervix, opens into the vagina, while the other is connected to one or both fallopian tubes, depending on the species...

.

The theory of maternal impression was largely abandoned by the 20th century, with the development of modern genetic theory
Genetics
Genetics , a discipline of biology, is the science of genes, heredity, and variation in living organisms....

.

Folklore

In folklore
Folklore
Folklore consists of legends, music, oral history, proverbs, jokes, popular beliefs, fairy tales and customs that are the traditions of a culture, subculture, or group. It is also the set of practices through which those expressive genres are shared. The study of folklore is sometimes called...

, Maternal Imprinting, or Versehen (a German
German language
German is a West Germanic language, related to and classified alongside English and Dutch. With an estimated 90 – 98 million native speakers, German is one of the world's major languages and is the most widely-spoken first language in the European Union....

 noun meaning inadvertance or as a verb to provide) as it is usually called, is the belief that a sudden fear of some object or animal in a pregnant woman can cause her child to bear the mark of it. Perhaps the first and most famous instance of this is that of Jacob
Jacob
Jacob "heel" or "leg-puller"), also later known as Israel , as described in the Hebrew Bible, the Talmud, the New Testament and the Qur'an was the third patriarch of the Hebrew people with whom God made a covenant, and ancestor of the tribes of Israel, which were named after his descendants.In the...

 in the Book of Genesis:
Jacob, however, took fresh-cut branches from poplar, almond and plane trees and made white stripes on them by peeling the bark and exposing the white inner wood of the branches. Then he placed the peeled branches in all the watering troughs, so that they would be directly in front of the flocks when they came to drink. When the flocks were in heat and came to drink, they mated in front of the branches. And they bore young that were streaked or speckled or spotted.


Oswald Spengler
Oswald Spengler
Oswald Manuel Arnold Gottfried Spengler was a German historian and philosopher whose interests also included mathematics, science, and art. He is best known for his book The Decline of the West , published in 1918, which puts forth a cyclical theory of the rise and decline of civilizations...

 understood Maternal Imprinting to be a folkloric understanding of what he called "blood feeling" or the formation of a group aesthetic of a bodily ideal:
What is called the "Versehen" of a pregnant woman is only a particular and not very important instance of the workings of a very deep and powerful formative principle inherent in all that is of the race side. It is a matter of common observation that elderly married people become strangely like one another, although probably Science with its measuring instruments would "prove" the exact opposite. It is impossible to exaggerate the formative power of this living pulse, this strong inward feeling for the perfection of one's own type. The feeling for race-beauty—so opposite to the conscious taste of ripe urbans for intellectual-individual traits of beauty—is immensely strong in primitive men, and for that very reason never emerges into their consciousness. But such a feeling is race-forming. It undoubtedly molded the warrior- and hero-type of a nomad tribe more and definitely on one bodily ideal, so that it would have been quite unambiguous to speak of the race-figure of Romans or Ostrogoths.


Pliny the Elder
Pliny the Elder
Gaius Plinius Secundus , better known as Pliny the Elder, was a Roman author, naturalist, and natural philosopher, as well as naval and army commander of the early Roman Empire, and personal friend of the emperor Vespasian...

 also comments at length about the phenomenon of postpartum maternal impression in bears.

See also

  • Lihi
    Lihi
    In the Philippines, lihí is a condition in which a pregnant woman craves strongly for something, usually food, and is a concept universal to Filipinos. Almost all mothers of any race experience lihí. A stereotypical food that is craved for by mothers experiencing this is sour mango with bagoong...

  • Epigenetics
    Epigenetics
    In biology, and specifically genetics, epigenetics is the study of heritable changes in gene expression or cellular phenotype caused by mechanisms other than changes in the underlying DNA sequence – hence the name epi- -genetics...

  • Fetal origins of adult disease
  • Lamarckism
    Lamarckism
    Lamarckism is the idea that an organism can pass on characteristics that it acquired during its lifetime to its offspring . It is named after the French biologist Jean-Baptiste Lamarck , who incorporated the action of soft inheritance into his evolutionary theories...

  • Mary Toft
  • Mooncalf
    Mooncalf
    A mooncalf is the abortive fetus of a cow or other farm animal. The term was occasionally applied to an abortive human fetus....

  • Pseudoscience
    Pseudoscience
    Pseudoscience is a claim, belief, or practice which is presented as scientific, but which does not adhere to a valid scientific method, lacks supporting evidence or plausibility, cannot be reliably tested, or otherwise lacks scientific status...

  • Sooterkin
    Sooterkin
    A sooterkin is a fabled small creature about the size of a mouse that certain women were believed to have been capable of giving birth to. The origin of this initially jocular fantasy lies in the 18th century, and came to be considered factual by some eminent physicians of the day...

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