A&P CHAPTER 26: PREGNANCY AND DEVELOPMENT Flashcards

(39 cards)

1
Q

PRENATAL PERIOD

A

FERTILIZATION TO BIRTH

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2
Q

POSTNATAL PERIOD

A

BIRTH TO DEATH

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3
Q

GESTATION

A

TIME SPENT IN PRENATAL DEVELOPMENT

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4
Q

PREMATURE VS POSTMATURE

A

PRE: BEFORE 37 WEEKS
POST: BEYOND 42 WEEKS

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5
Q

SEQUENCE OF PREEMBRYONIC STRUCTURES

A

ZYGOTE
MORULA
BLASTOCYST

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6
Q

WHERE DOES THE ZYGOTE BIND TO

A

IMPLANTS IN THE ENDOMETRIUM

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7
Q

HUMAN CHORIONIC GONADOTROPIN

A

HCG - PRODUCED BY PLACENTA, OVERRIDING HYPOTHALAMUS TO PROMOTE CONTINUOUS SECRETION OF PROGESTERONE AND ESTROGEN

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8
Q

WHAT DO PREGNANCY TESTS MEASURE TO DETERMINE

A

HUMAN CHORIONIC GONADOTROPIN

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9
Q

WHEN IS THE EMBRYO RENAMED A FETUS

A

8 WEEKS

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10
Q

WHAT DOES THE PLACENTA DO

A

PROVIDE NUTRITION, OXYGEN, HORMONES, AND REMOVES WASTES

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11
Q

PLACENTAL LACTOGEN

A

STIMULATE BREAST DEVELOPMENT AND PREPARES MAMMARY GLANDS FOR MILK SECRETION

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12
Q

RELAXIN

A

STOPS UTERINE CONTRACTIONS AND RELAXES PELVIS

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13
Q

WHAT IS IN THE CORE OF THE UMBILICAL CORD

A

EMBRYONIC CONNECTIVE TISSUE CALLED WHARTON’S JELLY

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14
Q

ECTODERMAL CELLS PRODUCE WHAT IN FETUS

A

NERVOUS SYSTEM, SENSORY ORGANS, SKIN, HAIR, NAILS, MOUTH, ANUS

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15
Q

MESODERMAL CELLS PRODUCE WHAT IN FETUS

A

MUSCLE, BONE, BLOOD, LYMPHATIC VESSELS, CONNECTIVE TISSUE

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16
Q

ENDODERMAL CELLS PRODUCE WHAT IN FETUS

A

GI TRACT, RESP TRACT, URINARY TRACT

17
Q

UMBILICAL VEIN DOES WHAT

A

CARRIES OXYGEN RICH BLOOD FROM PLACENTA TO FETUS

18
Q

TERATOGENS

A

CAUSE CONGENITAL MALFORMATIONS BY INTERFERING WITH PRENATAL GROWTH/DEVELOPMENT

19
Q

WHAT WEEK CAN FETUS GENDER BE DETERMINED

20
Q

PREECLAMPSIA

A

HYPERTENSION AND PROTEINURIA
MAY DEVELOP INTO ECLAMPSIA (SEIZURE)

21
Q

ABRUPTIO PLACENTAE

A

PREMATURE DETACHMENT OF PLACENTA FROM UTERINE WALL
CAUSES BLEEDING, ABDOMINAL PAIN, FETAL DISTRESS

22
Q

PLACENTA PREVIA

A

PLACENTA IS IMPLANTED ABORMALLY IN THE UTERUS AND COVERS THE CERVIS
HEMORRHAGE, NO PAIN

23
Q

OXYTOCIN’S ROLE IN BIRTH

A

RELEASED FROM PITUITARY GLAND - STIMULATES CONTRACTIONS

24
Q

3 STAGES TO LABOR

A

DILATION
EXPULSION
PLACENTAL

25
DILATION STAGE OF LABOR
'TRUE LABOR' RHYTHMIC CONTRACTIONS DILATION OF CERVIX WATER BREAKING
26
EXPULSION STAGE OF LABOR
FETUS EMERGES FROM VAGINA
27
HOW IS NEWBORN HEALTH ASSESSED
APGAR APPEARANCE, PULSE, GRIMACE, ACTIVITY, RESPIRATION EACH IS WORTH 2 POINTS UP TO 10 TOTAL
28
PLACENTAL STAGE OF LABOR
PLACENTA EXPELLED FROM UTERUS
29
DIZYGOTIC VS MONOZYGOTIC
DIZYGOTIC: FRATERNAL TWINS (2 SEPARATE OOCYTES ARE FERTILIZED) MONOZYGOTIC: IDENTICAL TWINS (BLASTOMERES SEPARATE EARLY IN CLEAVAGE)
30
DIVIDING LINE BETWEEN SPONTANEOUS ABORTION AND IMMATURE DELIVERY
17.5OZ
31
WHAT IS A BREECH BIRTH
INFANT'S LEGS OR BUTT ENTER VAGINAL CANAL BEFORE THE HEAD
32
PROLACTIN
STIMULATE MAMMARY GLANDS TO SECRETE MILK
33
COLOSTRUM
WATERY FLUID SECRETED BEFORE MILK CONTRAINS MORE PROTEIN AND ANTIBODIES
34
NEONATAL PERIOD
BIRTH TO END OF FIRST 4 WEEKS
35
INFANCY
END OF WEEK 4 TO 1 YEAR
36
CHILDHOOD
ONE YEAR TO PUBERTY
37
ADOLESCENCE
PUBERTY TO ADULTHOOD
38
ADULTHOOD
ADOLESCENCE TO OLD AGE
39
SENESCENCE
OLD AGE TO DEATH