Its powerful action is indicated by the experience of Esquirol, who stated that he had seen cases in which sensory stimulation by musk in women during lactation had produced mania.
The influence of lactationover the womb in preventing the return of menstruation during its continuance is well known.
She became pregnant shortly after marriage, and after delivery had continued lactation for a year without any sign of returning menstruation.
Jonston details a description of lactation in an infant.
Ford has collected several cases in which lactation was artificially induced by women who, though for some time not having been pregnant themselves, nursed for others.
Cases of menstruation during pregnancy and lactationare not rare.
In considering the anomalies of lactationwe shall first discuss those of color and then the extraordinary places of secretion.
Maurice made an observation on a vice of conformation of the lower jaw which rendered lactation impossible, probably causing the death of the infant on this account.
There is another of a young negress who was able to nourish an infant; and among the older writers we read accounts of young virgins who induced lactation by applying infants to their breasts.
Lactation in the aged has been frequently noticed.
A similar and oft-quoted case was that of Gomez Pamo, who described a woman in whom lactation seemed indefinitely prolonged; she married at sixteen, two years after the establishment of menstruation.
Amatus Lusitanus and Schenck have observedlactation in old women; in recent years Dunglison has collected some instances.
Cases of lactation in the new-born are not infrequent.
De la Coide describes a case in which lactation was present, though menstruation had always been deficient.
As the period of lactation advances, the milk increases in percentage of fat and other solids.
Shaw, The influence of the stage of lactation on the composition and properties of milk, U.
Milk secreted just before or just after parturition is different in physical properties and chemical composition from that secreted at any other time during the lactation period.
With the same cow the stage of lactation causes a wide variation in the composition of the milk.
Moreover, lactation may be induced by the repeated act of sucking without any gestation.
Cows may continue to give milk until the next parturition, and if castrated during lactation will continue to yield milk for years.
Lactation has also been induced in male animals, e.
Lactation has no appreciable effect on the number of leucocytes.
According to official statistics, maternal lactation is steadily decreasing in several German cities, notably in Berlin, where only 56.
But other measures, some of which occasionally do harm, are absolutely unnecessary, for, at whatever period of lactation the breasts cease to be used, they dry up spontaneously.
Between the time of birth and the beginning of lactation there is always an interval during which the breasts secrete colostrum, just as they do throughout pregnancy.
At any period of lactationthere may be an overproduction of milk.
Keeping in mind that whatever benefits the mother will react favorably upon the infant, one should regulate exercise during lactation with regard to the kind and the amount of exercise to which she has been previously accustomed.
Lactation does not correct such an individual peculiarity, and a nursing mother who knows she possesses it will act accordingly.
During the later months of lactation the liability of the breasts to over-filling is slight, provided the infant empties them regularly and completely.
In the great majority of instances this function is re-established before lactation ends.
Next to worry no influence upon lactation is more detrimental than neglect of recreation and rest.
It is not uncommon for the milk of animals advanced inlactation to have a more or less strongly marked odor and taste; sometimes it is apt to be bitter, at other times salty to the taste.
The milk of cows at certain advanced stages of lactation may show a bitter taste, due to a change in the ash constituents of the milk in which the lime salts are largely replaced by salts of sodium.
Lactation is sometimes prolonged for no better reason than the hope to avoid pregnancy.
Childbirth and lactation are also important factors in the causation of the condition.
Usually we may say this method fails of its purpose and pregnancy and lactation together work serious harm.
Ten years, twenty years, or even more, of absolute continent living will no more cause a man to lose his virility than twenty years of absence from nursing a child will destroy the function of lactation in a woman.
Should she become a mother and nurse her child, this function of lactation would be the periodic function of the breasts.
Menstruation, reproduction, and lactation are at once the cause of an anabolic surplus and the means of getting rid of it.
Lactation The Fijian child begins life with a dose of medicine.
Lactation helps the involution of the uterus: the uterus of a nursing mother returns more quickly and more perfectly to its normal ante-pregnant condition than the uterus of the mother who cannot or will not nurse her child.
It only too often happens that a woman considering lactation her safeguard omits to use any precautions and finds herself, to her great discomfiture, in a pregnant condition.
We are dealing only with the establishment of lactation and with the milk supply of the early days and weeks which is of such vital importance for the child.
So far as the mother is concerned, the process of lactation is beneficial because it hastens the return of the uterus to its normal size.
During lactation women are generally sterile, especially in the first months which follow the accouchement, because the vital forces are then concentrated on the secretion of milk.
Prolongation of the lactation period beyond the usual time for weaning, from the ninth to the twelfth month, is common among ignorant and lazy women.
Such lactation is injurious to the child, as a rule.
Nearly all agree that the combined effect of pregnancy, the puerperium, and lactation is a grave burden on the consumptive and lowers the power of resistance.
Some women prolong lactation in the erroneous notion that it prevents renewed impregnation.
In cases of extreme delicacy of constitution, lactation will often produce the worst effects.
Another objection that may possibly be made to my views, is, that instances might be adduced where lactation had been persevered in for a very long period, without any ill effects supervening.
Sinety[126] has studied the effect of lactation on the liver, and has ascertained the existence of fatty degeneration.
Among animals the rule is simple and uniform; as soon as the female is impregnated at the period of oestrus she absolutely rejects all advance of the male until, after birth and lactation are over, another period of oestrus occurs.
In early lactation the teats are typically about 1 mm.
As lactation progresses, they become thickened to nearly twice the original diameter.
In females that have not yet produced young the teats are minute and well concealed in the fur, so that they are difficult to find, but in lactation they become conspicuous.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "lactation" in a variety of sentences. We hope that you will now be able to make sentences using this word.
