Fetuses Sentence Examples
In fact most trisomies will cause fetuses to spontaneously abort.
The PLA defended its case for being able show images of aborted fetuses.
Women of child bearing age should not use this drug due to the severely damaging effects it can have on unborn male fetuses.
The scientists took neural stem cells from mouse fetuses and genetically engineered them to produce interleukin 12.
Near-term rat fetuses showed growth retardation, again at maternally toxic doses.Advertisement
While some relish the thought of having two babies without two pregnancies and two births, most have fears over the challenges and potential problems of carrying two fetuses and caring for two newborns.
Enlarged risk of hydramnios, when extra fluid develops around the twin fetuses.
When pregnant cats contract the virus, they may spontaneously abort the fetuses.
It is possible for a mother cat to pass the virus to her fetuses in utero.
Evidence is lacking on what effects, if any, EPO has on pregnant women, unborn fetuses or nursing children.Advertisement
Ultrasound pictures of intrauterine life have even shown fetuses sucking their thumbs.
Although most individuals do not experience any symptoms, the disease can be very serious and even fatal in fetuses, newborns, and individuals with weakened immune systems.
In fetuses, the severity of infection is dependent on the time of transmission.
Fetuses who acquire the infection during the first trimester of pregnancy often are still-born or die shortly after birth.
Fetuses who acquire the infection late in pregnancy often show no symptoms when born.Advertisement
A lack of oxygen can cause central nervous system damage in the fetuses that implanted in a less than desirable area.
It assists with dating the pregnancy, determining the number of fetuses, detecting fetal anomalies, following the growth and development of each fetus, and serves to monitor the length of the cervix in anticipation of preterm labor.
Ultrasound examinations may reveal the absence of a limb in some developing fetuses, but routine ultrasounds may not pick up signs of more subtle defects.
The classical incision provides a larger opening than a low transverse incision and is used in emergency situations, such as placenta previa, preterm and macrosomic fetuses, abnormal presentation, and multiple births.
Between 3 to 4 percent of fetuses start labor in the breech position, which is a potentially dangerous situation.Advertisement
The frank breech position is the preferred position for successful vaginal breech birth, and the majority of breech fetuses are in this position.
However, in difficult breech presentations, or in cases where there are multiple fetuses and one or more are breech, it may be considered the best option for delivery.
Identical, or monozygotic, twins are of the same sex and are genetically identical and physically similar, because they both come from one ovum (egg), which, after fertilization, divides in two and develops into two separate fetuses.
In the case of early separation, the two fetuses either share an amniotic sac or each has a separate amniotic sac.
If the two fetuses have separate amniotic sacs, they can either share a placenta or have two separate placentas.Advertisement
Urinary tract obstructions in male fetuses are usually caused by a narrowing of the urinary tract.
About 10 percent of fetuses with urinary tract obstructions may require prenatal surgery in which a device is placed in the fetus's bladder to drain the urine into the amniotic sac.
However, about 50 percent of fetuses with CDH do not survive after birth because their lungs are too small (pulmonary hypoplasia).
About 10 percent of fetuses with CCAMs are at risk of heart failure because the cysts push into the heart.
Prenatal surgery to drain or remove the cyst is performed only on severely affected fetuses.
As a result the pumping twin has reduced volumes of blood and amniotic fluid and the recipient twin as increased volumes, leading to a variety of problems, including the risk of heart failure in both fetuses.
Usually only fetuses with a very poor prognosis are candidates for maternal-fetal surgery.
All fetuses that undergo surgery are born prematurely.
Affected fetuses develop severe anemia as early as the first trimester of pregnancy.
Affected fetuses usually miscarry or die shortly after birth.
In addition, women carrying affected fetuses are at increased risk of developing complications of pregnancy and delivery.
Most fetuses, however, tolerate intrauterine hypoxia during labor and are delivered without complications.
It is important to identify fetuses that are likely to be at risk of asphyxia and to closely monitor such high-risk pregnancies.
Many fetuses with severe genetic defects miscarry naturally during the first trimester.
During this process, in some fetuses, a small sac may form near the genitalia.
Fetuses may suck their thumbs before they are born, and some newborns begin to suck immediately.
Some congenital brain anomalies, such as anencephaly, are not compatible with life, and fetuses affected by them will die.
Most fetuses receive some natural immunity to measles from their mothers in utero.
Other studies have shown that fetuses with certain predisposing genes may be at increased risk for cleft palate if their mothers smoke.
However, all but 2 percent of fetuses affected by the disorder are miscarried.
Physicians also use antenatal tests to determine various characteristics of the fetus, such as gestational age, size, and position in the uterus, or to verify the presence of multiple fetuses.
Called nuchal translucency, the measurement tends to be larger in fetuses with genetic abnormalities such as Down syndrome, trisomy 13, trisomy 18, Turner syndrome, and triploidy.
Fetal tissue transplantation-A method of treating Parkinson's and other neurological diseases by grafting brain cells from human fetuses onto the basal ganglia.
Human adults cannot grow new brain cells but developing fetuses can.
This means that a number of fetuses are exposed to unnecessary steroid treatment in order to prevent the development of male-like genitals in female fetuses with CAH.
In addition, 74 percent of fetuses with DiGeorge syndrome have severe heart defects.
Conversely, a woman sensitized by previous Rh-positive fetuses may have a high antibody titer during her pregnancy while the fetus is Rh-negative.
It is particularly harmful to the developing brain of fetuses and young children.
Prenatal Pilates is not recommended for women who are pregnant with multiple fetuses or who have a history of miscarriage.
Multiple fetuses appear to develop at the same speed as a solitary fetus during the first stages.