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overview/anatomy ch 18
obsterics
102
Medical
Undergraduate 1
12/05/2015

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Term
afterbirth
Definition
the placenta, the amnion, the chorion, some amniotic fluid, blood, and blood clots expelled from the uterus after childbirth
Term
amenorrhea
Definition
absence of menstrual flow.
Term
amnion
Definition
the inner of the two membrane layers that surround and contain the fetus and the amniotic fluid during pregnancy
Term
amniotic fluid
Definition
a liquid produced by and contained within the fetal membranes during pregnancy. this fluid protects the fetus from trauma and temperature variations, helps to maintain fetal oxygen supply, and allows for freedom of movement by the fetus during pregnancy
Term
amniotic sac
Definition
the double layered sac that contains the fetus and the amiotic fluid during pregnancy.
Term
areola
Definition
the darker pigmented, circular area surrounding the nipple of each breast; also known as the areola mammae or the areola papillaris
Term
ballottement
Definition
a technique of using the examiner's finger to tap against the uterus, through the vagina, to cause the fetus to bounce within the amniotic fluid and feeling it rebound quickly
Term
braxton hicks contractions
Definition
irregular, ineffective contractions of the uterus that occur throughout pregnancy
Term
cerclage
Definition
suturing the cervix to keep it from dilating prematurely during the pregnancy. this procedure is sometimes referred to as a purse string procedure. the sutures are removed near the end of the pregnancy
Term
cervix
Definition
the part of the uterus that protrudes into the cavity of the vagina, the neck of the uterus
Term
cesarean section
Definition
a surgical procedure in which the abdomen and uterus are incised and a baby is delivered transabdominally. also called cesarean birth or cesarean delivery
Term
chadwick's sign
Definition
the bluish violet hue of the cervix and vagina after approximately the sixth week of pregnancy
Term
chloasma
Definition
patches of tan or brown pigmentation associated with pregnancy occuring mostly on the forehead, cheeks, and nose; also called the mask of pregnancy
Term
chorion
Definition
the outer of the two membrane payers that surround and contain the fetus and the amniotic fluid during pregnancy
Term
coitus
Definition
sexual intercourse; copulation
Term
colostrum
Definition
the thin yellowish fluid secreted by the breast during pregnancy and the first few days after birth, before lacation begins
Term
conception
Definition
the union of a male sperm and a female ovum; also termed fertilization
Term
copulation
Definition
sexual intercourse; coitus
Term
corpus luteum
Definition
a mass of yellowish tissue that forms within the ruptured ovarian follice after ovulation. functions as a temporary endocrine gland and secretes estrogen and large amounts of progesterone, to sustain pregancy should it occur, until the placenta forms. if pregnancy doesn not occur the corpus luteum degenerate approx 3 days before the menstrual cycle
Term
culdocentesis
Definition
needle aspiration through the vagina into the cul-de-sac area for the purpose of removing fluid from the area for examanation or diagnosis.
Term
dilatation (of cervix)
Definition
the enlargement of the diameter of the cervix during labor. the calculation of the amount of dilatation is measured in centimeters. when cervix has dilated to 10 cm is is said to be completely dilated. also known as dilation.
Term
doppler
Definition
a technique used in ultrasound imaging to monitor the behavior of a moving structure such as blood or a beating heart. fetal heart monitors operate on the doppler sound wave principle to determine the fetal heart rate.
Term
eclampsia
Definition
the most severe form of hypertension during preganancy, evidenced by seizures (convulsion)
Term
edema
Definition
swelling, with water retention
Term
effacement
Definition
thinning of the cervix, which allows it to enlarge the diameter of its opening in preparation for childbirth. this occurs during the normal processes of labor.
Term
ejaculation
Definition
the sudden emission of semen from the male urethra, usually offurring durin gsexual intercourse or masturbation
Term
embryo
Definition
the name given to the product of conception from the second through the eight week of pregnancy (through the second month)
Term
endometrium
Definition
the inner lining of the uterus
Term
episiotomy
Definition
a surgical procedure in which an incision is made into the womans perineum to enlarge the vaginal opening for delivery of the baby. this incision is usually made shortly before the baby's birth (second stage of labor) to prevent tearing of the perineum
Term
estrogen
Definition
one of the female hormones that promotes the development of the female secondary sex characteristics
Term
fallopian tubes
Definition
a pair of tubes opening at one end into the uterus and at the other end into the peritoneal cavity over the ovary
Term
fertilization
Definition
the union of a male sperm and a female ovum; also termed conception
Term
fetoscope
Definition
a special stethoscope for hearing the fetal heartbeat through the mothers abdomen
Term
fetus
Definition
the name given to the developing baby from approximately the eight week after conception until birth
Term
fimbriae
Definition
the fringelike end of the fallopian tube
Term
fundus (uterus)
Definition
superior aspect of the uterus
Term
gamete
Definition
a mature sperm or ovum
Term
gastroesophageal reflux
Definition
a return, or reflux, of gastric juices into the esophagus, regulting in a burning sensation
Term
gestation
Definition
the term of pregnancy, which equals approximately 280 days from the onset of the last menstrual period. the period of intrauterine development of the fetus from conception through birth; also termed gestational period
Term
gestational hypertension
Definition
a complication of pregnancy in which the expectant mother develops high blood pressure after 20 weeks gestation, with no signs of proteinuria or edema
Term
glycogen
Definition
the form of sugar stored in the body cells, primarily the liver
Term
gonads
Definition
a gamete-producing gland such as an ovary or testis
Term
goodell's sign
Definition
the softening of the uterine cervix, a probable sign of pregnancy
Term
graafian follicles
Definition
a mature, fully developed ovarian cyst containing the ripe ovum
Term
gravida
Definition
a woman who is pregnant. she may be identified as gravida if this is her first pregnancy, gravida II and so on
Term
hegar's sign
Definition
softening of the lower segment of the uterus; a probable sign of pregnancy
Term
hyperpigmentation
Definition
an increase in the pigmentation of the skin
Term
hypertension
Definition
high blood pressure; a common often asymptomatic, disorder in which the blood persistenly exceeds 140/90
Term
hypotension
Definition
low blood pressure; an abnormal condition in which the blood pressure is not adequate for normal passage through the blood vessels or for normal oxygenation of the body cells
Term
hypovolemic shock
Definition
a state of extreme physical collape and exhaustion due to massive blood loss; less than normal blood volume
Term
labor
Definition
the time and the processes that occur during birth, from the beginning of cervical dilatation fo the delivery of the placenta
Term
lactation
Definition
the production and secretion of milk from the female breasts as nourshiment for the infant. lactation can be referred to as a process or as a period of time during which the female is breastfeeding.
Term
lactiferous ducts
Definition
channels or narrow tubular structures that carry milk from the lobes of each breast to the nipple
Term
laparoscopy
Definition
visualization of the abdominal cavity with an instrument called laparoscope through an incision into the abdominal wall
Term
leukorrhea
Definition
a white discharge from the vagina
Term
lightening
Definition
the settling of the fetal head into the pelvis, occurring a few weeks prior to the onset of labor
Term
linea nigra
Definition
a darkened vertical midline appearing on the abdomen of a pregnant woman, extending from the fundus to the symphysis pubis
Term
lithotomy position
Definition
a position in which the patient lies on her back, buttocks even withe the end of the table, with her knees bent back toward her abdomen and the heel of each foot resting in an elevated foot rest at the end of the examination table.
Term
lordosis
Definition
forward curvature of the spine, notice if the person is observed from the side
Term
lunar month
Definition
four weeks or 28 days; approximately the amount of time it takes the moon to relvove around the earth.
Term
mammory glands
Definition
the female breasts
Term
mask of pregnancy
Definition
patches of tan or brown pigmentation associated with pregnancy, occurring mostly on the forehead, cheeks, and nose; also known as chloasma
Term
multigravida
Definition
a woman who has been pregnant more than once
Term
multipara
Definition
a woman who has given birth two or more times after 20 weeks gestation
Term
nagele's rule
Definition
a formula that is used to calculate the date of birth: subtract three months from the first day of the last normal menstrual period and add one year and seven days to that date to arrive at the estimated date of birth
Term
neonatology
Definition
the branch of medicine that specializes in the treatment and care of the diseases and disorders of the newborn through the first four weeks of life.
Term
nullipara
Definition
a woman who has never completed a pregnancy beyond 20 weeks' gestation
Term
obstetrician
Definition
a physician who specializes in the care of women during pregnancy, the delivery of the baby, and the first six weeks following the delivery (known as the immediate postpartum period).
Term
obstetrics
Definition
the field of medicine that deals with pregnancy, the delivery of the baby, and the first six weekds after delivery( the immediate postpartum period)
Term
ovary
Definition
one of a pair of female gonads responsible for producing mature ova(eggs) and releasing them at monthly intervals (ovulation); also responsible for producing female hormones, estrogen and progesterone
Term
ovulation
Definition
the release of the mature ovum from the ovary; occurrs approximately 14 days prior to the beginning of menses.
Term
ovum
Definition
the female reproductive cell; female sex cell or egg
Term
para
Definition
a woman who has produced an infant regardless of whether the infant was alive or stillborn. this applies to any pregnancies carried to more than 20 weeks' gestation.
Term
parturition
Definition
the act of giving birth
Term
perineum
Definition
the area between the vaginal orifice and the anus. consists of muscular and fibrous tissue and serves as support for the pelvic structures.
Term
placenta
Definition
highly cascular, disk-shaped organ that forms in the pregnant uterine wall for exchange of gases and nutrients between the mother and the fetus. the maternal side attaches to the uterine wall, and the fetal side gives rise to the umbilical cord. after delivery it separates from the uterine wall and passes to the outside of the body through the vagina at which time it is called afterbirth
Term
preeclampsia
Definition
a state during pregnancy in which the expectant mother develops high blood pressure, accompanied by proteinuria or edema, or both, after 20 weeks gestation
Term
pregnancy
Definition
the period of intrauterine development of the fetus from conception through birth. the average pregnancy last approximately 40 weeks; also known as the gestational period.
Term
prenatal
Definition
pertaining to the period of time during pregnancy; that is ; before the birth of the baby
Term
primigravida
Definition
a woman who is pregnant for the first time
Term
primipara
Definition
a woman who has given birth for the first time after a pregnancy of at lease 20 weekds gestation.
Term
progesterone
Definition
a female hormone secreted by the corpus luteum and the placenta. it is primarily responsible for the changes that occur in the endometrium in anticipation of a fertilized ovum and for development of the maternal placenta after implantation of a fertilized ovum. also known as progestin.
Term
proteinuria
Definition
the presence of protein (albummin) in the urine; also called albuminuria. this can be a sign of pregnancy-induced hypertension (PIH)
Term
puberty
Definition
the period of life at which the ability to reproduce begins; that is in the female, it is the period when the female reproductive organs become fully developed and secondary sex characteristics appear.
Term
pyrosis
Definition
heartburn; indigestion
Term
quickening
Definition
the first feeling of movement of the fetus felt by the expectant mother usually occurs at about 16 to 20 weeks gestation
Term
salpingectomy
Definition
surgical removal of a fallopian tube
Term
sexual intercourse
Definition
the sexual union of two people of the opposite sex in which the penis is introduced into the vagina; also known as copulation or coitus
Term
signs
Definition
objective findings as perceived by an examiner, such as the measurement of a fever on the thermometer, the observation of a rash on the skin or the observation of a bluish-violet color of the cervix
Term
sperm
Definition
a mature male germ cell; spermatozoon
Term
supine hypotension
Definition
low blood pressure that occurs in a pregnant woman when she is lying on her back. it is caused by the pressure of the pregnant uterus on the vena cava; also known as supine hypotension syndrome or vena cava syndrome.
Term
symptoms
Definition
a subjective indication of a disease or a change in condition as perceived by the patient; something experienced or felt by the patient.
Term
tachycardia
Definition
rapid heartbeat, consistently over 100 beats per minute
Term
testes
Definition
the paired male gonads that produce sperm. they are suspended in the scrotal sac in the adult male
Term
transvaginal ultrasonography
Definition
an ultrasound image that is produced by inserting a transvaginal probe into the vagina. the probe is encased in a disposable cover and is coated with a gel for easy insertion. the gel also promotes conductivity. this procedure allows for clear visualization of the uterus, gestation sac and embryo in the early stages of pregnancy. it also allows the examiner to visualize deeper pelvic structures such as the ovaries and fallopian tubes.
Term
trimester
Definition
one of the three periods of approximately three months into which pregnancy is divided. the first trimester consists of weekds 1-12, the second trimester consists of weeks 13-27, and the third trimester consists of weekds 28-40
Term
ultrasonography
Definition
a noninvasive procedure that involves the use of reflected sound waves to detect the presence of the embryo or fetus
Term
umbilical cord
Definition
a flexible structure connecting the umbilicus( naval) of the fetus with the placenta in the pregnant uterus. serves as passage for the umbilical arteries and vein.
Term
uterus
Definition
the hollow, pear-shaped organ of the female reproductive system that houses the fertilized, implanted ovum as it develops throughout pregnancy; also the source of the monthly menstrual flow from the nonpregnant uterus.
Term
vagina
Definition
the muscular tube that connects the uterus with the vulva. it is approximately 3 inches lone and rests between the bladder and the rectum
Term
varicose veins
Definition
twisted, swollen veins that occur as a result of the blood pooling in the legs
Term
waddling gait
Definition
a manner of walking in which the feet are wide apart and the walk resembles that of a duck.
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