chapter 5 vocabulary Flashcards

1
Q

age of viability

A

time from when a baby can survive if born early

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2
Q

AIDS

A

a disease caused b ythe himan immunodeficiency virus (HIV), which attacks the body’s immune system

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3
Q

amniocentesis

A

parental test in which a needle is inserted through the woman’s abdomen into the amniotic sac and a sample of the fluid is removed for cell study.

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4
Q

amnion

A

fluid-filled sac that surrounds the baby in the uterus

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5
Q

cervix

A

lower narrow portion of the uterus that connects the uterus to the vagina, or the canal

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6
Q

diabetes

A

disorder caused by the bodys inability to use sugar properly

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7
Q

dominant traits

A

traites that area lways expressed in a persons ecen if only one gene of the pair is inherited fot that trait

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8
Q

down syndrome

A

chromosomal conditions that occur when each body body cell has three copies of chromeosome 21 instead of two copies

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9
Q

embryo

A

medical term used to describe the unborn baby in the embryonic stage of detachment - weeks three through eight of the pregnancy

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10
Q

embryonic stage

A

second stage of prenatal development, lasting 6 weeks

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11
Q

environmental factors

A

factors caused by a persons surroundings

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12
Q

Fallopian tubes

A

two hollow tubes that extend from the right and left sides of the uterus and have finger like projections that reach towards each ovary

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13
Q

fetal alcohol spectrum disorders (FASD)

A

group of symptoms that occurs in infants whose mothers drank during pregnancy

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14
Q

fetal stage

A

third stage of parental development lasting from nine weeks after conception until birth

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15
Q

fetus

A

medical term used to describe the unborn baby in the fetal stage of development- week nine until the end of pregnancy

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16
Q

folic acid

A

synthetic form of the B vitamin folate. reduces the baby’s risk for neutral tube defects

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17
Q

genetic disorder

A

defect caused by one or more abnormalities in the genome

18
Q

genetic factors

A

persons inherited traits passed to him or her through he parents genes at conception

19
Q

germinal stage

A

first stage or parental development, lasting two weeks after conception

20
Q

HIV

A

STI that causes the desease AID’s

21
Q

my-plate

A

food guidance system developed by the us department of agriculture to help people two years of age older make nutritious food choices

22
Q

nutrients

A

substences found in food that the body needs to grow and function

23
Q

obstetrician

A

doctors who specialize in pregnancy and birth

24
Q

ovaries

A

female reproductive glands

25
Q

ovum

A

female sex cell; also called the egg

26
Q

period of gestation

A

time between conception and birth, also called pregnancy

27
Q

placenta

A

organ filled with blood vessels that nourish the baby in the uterus

28
Q

pregnanct-include hypertension

A

high blood pressure caused by pregnancy

29
Q

prenatal development

A

development the takes place between conception and birth

30
Q

prenatal supplement

A

supplement containing folic acid, iron, and other important vitamins and minerals that doctors recommend pregnant women to take

31
Q

quickening

A

movements of the fetus that can be felt by the mother

32
Q

recessice traits

A

traits that are not typical expressed in a person unless both genes for the trait are inherited

33
Q

premature birth

A

when a baby is born too soon

34
Q

Rh factor

A

protein substance found in the red blood cells of about 85% of the population

35
Q

rubella

A

virus that can cross the placenta and affect eh baby during the first three months of pregnancy

36
Q

sexually transmitted infections

A

infectious illnesses contracted partially through sexual intercourse

37
Q

sperm

A

male sex cell

38
Q

testes

A

male reproductive glands

39
Q

ultrasound

A

prenatal test in which sound waves bounce off the fetus to produce an image of the fetus inside the womb

40
Q

umbelical cord

A

contains three blood vessels that connect the baby to the placenta

41
Q

ureus

A

organ in which the baby develops and is protected until birth

42
Q

zygote

A

single cell formed at conception, also known as a fertilized egg