noun
definition
The period of time during which an infant animal or human physically develops inside the mother's body until it is born.
definition
The process of development of a plan or idea.
Examples of gestation in a Sentence
The period of gestation in the mare is about eleven months.
The period of gestation is eleven months.
It is not unusual for your pet to have accidents during the last weeks of gestation.
Other than the fact that she may become a little tired out, or experience other personality changes in the early stages, you won't really be able to confirm the pregnancy until about 28 days gestation.
Now the you know what to expect during the cat gestation period, you'll be better prepared to provide your pet with all she needs to deliver healthy kittens.
At 33 days gestation, the opportunity to have your vet confirm a pregnancy through palpation has passed.
You should only do this after 37 weeks of gestation, not before.
At approximately two months gestation, you've probably missed the window for your vet to be able to palpate, or feel, the pups in the uterus.
Famers must raise the animals in an organic system from the final third of gestation.
Testing can also be done by amniocentesis after 16 weeks gestation by removing a small amount of the amniotic fluid surrounding the baby and analyzing the cells in the fluid.
Amniocentesis (sampling amniotic fluid) between 20 and 24 weeks of gestation can detect toxoplasmosis in the fetus.
An old adage related to multiple gestation is the human female was not meant to have more than twins because she only had two breasts for feeding.
The average canine pregnancy lasts about 63 days, but dogs can actually deliver across a wider time range from 58 through 67 days gestation.
The chance of multiple gestation with in vitro fertilization (IVF) is about the same as with the use of fertility drugs, because several embryos are inserted into the womb to increase the odds of conception.
In a multiple gestation, the uterine measurements would be larger than dates, which normally correspond.
If multiple gestation is suspected, an ultrasound may be performed to determine the gestational age of the fetus or to check for more than one fetus.
Premature birth is the constant threat of multiple gestation, and the primary threat of prematurity is related to lung development.
If it becomes apparent that a multiple gestation is going to have a preterm delivery, the mother will be given an injection of a steroid, beta-methasone, to help the lungs mature.
Also called macrocephalia and megalocephaly, macrocephaly is diagnosed when the circumference of the head is more than two standard deviations above average for the child's age, sex, race, and period of gestation.
Thus, the diagnosis may be determined during history taking or if it is the fetus, during the morphological ultrasound at 16-19 weeks gestation.
Babies born prematurely (before 34 weeks of gestation) usually lack a fully developed central nervous system.
Babies born before 34 weeks of gestation do not have a fully developed central nervous system, and they often do not have adequate control of the breathing reflex.
Doing so is especially important during the first few weeks of life or until the infant reaches an age commensurate with full-term gestation.
A term pregnancy is delivered at 37-41 weeks gestation.
Disorders related to short gestation and low birth weight was the second leading cause of death for all infants at 16.4 percent of all deaths.
Final birth data for 2002 made it apparent that two key predictors of infant health, the percentage of infants born preterm (less than 37 weeks gestation) and low birth weight (less than 2,500 grams) rose during this time frame.
Other contributing factors may be the use of continuous electronic fetal monitoring and inductions before 41 weeks gestation.
On the other hand, the perinatal mortality rate (the number of late fetal deaths [28 weeks or more gestation] and early neonatal deaths [less than 7 days] per 1,000 live births) remain unchanged.
Perinatal mortality-The number of late fetal deaths, 28 weeks or more gestation, and neonatal deaths that occur in the first seven days.
Congenital diaphragmatic hernia (CDH) occurs when the diaphragm does not form completely at about eight weeks of gestation, leaving a hole in this muscle that separates the chest and the abdomen.
Prenatal surgeries usually are performed between 18 and 26 weeks of gestation.
After discharge from the hospital the mother will be on modified bed rest, lying on her side until 37 weeks of gestation.
Infants born at 30 weeks of gestation or less are at risk for blindness, cerebral palsy, and brain hemorrhages.
Chorionic villus sampling-A procedure used for prenatal diagnosis at 10-12 weeks gestation.
Dental development begins at about three weeks of gestation.
By six weeks of gestation the tips or cusps of the primary teeth appear.
The enamel crowns of most primary teeth are fully formed by eight months of gestation.
In the first stage, four to 20 weeks gestation, rapid cell division and multiplication (hyperplasia) occurs as the embryo grows into a fetus.
Ninety-five percent of fetal weight gain occurs during the last 20 weeks of gestation.
Maternal renal and cardiopulmonary disease and multiple gestation are factors in IUGR.
Between 20 and 34 weeks gestation, the uterine fundal height, in centimeters, equals the weeks of gestation.
Some experts feel that clubfoot may begin early in pregnancy, probably in the 10th to 12th weeks of gestation.
This event takes place late in fetal development, during the eighth month of gestation.
Testing can be done at 10-12 weeks gestation by a procedure called chorionic villus sampling (CVS) that involves removing a tiny piece of the placenta and analyzing DNA from its cells.
It can also be done by amniocentesis after 14 weeks gestation by removing a small amount of the amniotic fluid surrounding the fetus and analyzing the cells in the fluid.
Amniocentesis can be performed at 15 to 18 weeks gestation and is associated with a one in 200 risk of miscarriage.
At around the seventh week of gestation, the gonads (sex organs) begin to change, or differentiate, into the characteristic genitalia of males and females.
During gestation, the infant's hip should be developing with the head of the thigh bone (femur) sitting perfectly centered in its shallow socket (acetabulum).
Infants born before 37 weeks gestation are considered premature and may be at risk for complications.
According to the March of Dimes Foundation, there were 480,812 births in the United States in 2002 that occurred before 37 weeks gestation.