system changes during pregnancy Flashcards

1
Q

uterus (whats NL)

A

pear shaped
size of fist
wall: 1-2 cm wide

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2
Q

wall of uterus during preg. will stretch and be thinned out to how many mm? what is to be avoided during this time?

A

5 mm

avoid injury to abdomen

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3
Q

give in oz/lbs and grams of the increased weight found in pregnancy contributed to the uterus (ranges)

A

2oz-2.2lbs

50-1000grams

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4
Q

uterine growth is determined by what 2 things?

A

hypertrophy

hyperplasia

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5
Q

describe hypertrophy

A

pre-existing muscle fibers become 7-11 times longer/ 2-7 times wider

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6
Q

why does hypertrophy occur?

A

d/t estrogen

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7
Q

describe hyperplasia

A

formation of new muscle fibers contains about 1/6 of total blood volume at birth

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8
Q

mucous in cervix thickening is produced by what hormone?

A

progesterone

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9
Q

increased discharge of this item from the cervix

A

mucorrhea (increased discharge)

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10
Q

why does mucous plug occur in the cervix during pregnancy?

A

prevent entrance of toxins/bacteria

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11
Q

signs in the cervix(2)

A

goodell & chadwick signs

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12
Q

give whether the FSH in the ovaries increase/decrease

A

decreases

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13
Q

give whether the estrogen in the ovaries increase/decrease

A

increases

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14
Q

give whether the progesterone in the ovaries increase/decrease

A

increases

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15
Q

corpus luteum functions until the _____ weeks

A

12th

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16
Q

the increased secretions from the vagina are what? acidic or alkaline? give range

A

acidic (ph; 3.5-3.6)

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17
Q

what hormone producing thick loose connective tissue in the vagina contribute to it?

A

increased estrogen

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18
Q

is blood supply to the vagina increased/decreased during pregnancy?

A

increased

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19
Q

acidic conditions in the vagina are beneficial for what reasons?

A

lowers r/o infection

prevents bacteria entrance

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20
Q

watch for what condition in the vagina during pregnancy?

A

monilia (yeast infection)

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21
Q

growth of what in the breast during pregnancy?

A

growth of areolar tissue

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22
Q

in the breasts, d/t estrogen & progesterone, what is hypertrophied?

A

hypertrophy of montgomery follicles

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23
Q

colostrum present during what trimester

A

last trimester

24
Q

general function changes in GFR

A

hormones cause increased GFR values

25
Q

general function changes in tubular reabsorption rate

A

increased tubular reabsorption rate

26
Q

general function changes in renal plasma flow

A

increased renal plasma flow

27
Q

trace of what in urine in small quantities is considered NL

A

trace of glycosuria

large amounts are not NL

28
Q

general function changes in BUN

A

decreased BUN values in pregnancy

29
Q

give the NL BUN ranges and what occurs to them in pregnancy

A

8-18 mg/dL

in preg. this level goes down

30
Q

does excretion of drugs increase or decrease during pregnancy

A

there is an increased excretion of drugs

31
Q

slowest organ to return to non-pregnant state

A

bladder

32
Q

what organ is at increased risk of trauma & infection?

A

bladder

33
Q

the increased pressure in the bladder is evident in what two trimesters?

A

first & third trimesters

34
Q

increased vasculature in the bladder (true/false)

A

true

35
Q

ureters dilate & elongate d/t what hormone?

A

progesterone

36
Q

UTI in pregnancy is increased due to what condition?

A

stasis of urine

37
Q

encourage what to avoid UTI in pregnant women?

A

encourage to move actively/drink fluids

38
Q

what happens to the ureters in pregnancy?

A

dilation & elongation

39
Q

what hormone relaxes smooth muscle in the GI system?

A

progesterone

40
Q

N/V increased d/t what hormone?

A

progesterone

41
Q

5 things associated with GI system

A
ptyalism
heartburn
flatulence
hemorrhoids
gallstone formation
42
Q

whats ptyalism

A

metallic taste d/t hormonal changes (hypersalivation)

43
Q

constant complication in gi system due to progesterone

A

constipation/bloating/flatulence

44
Q

increased estrogen causes increased what in the endocrine system

A

increased thyroxine (T4)

45
Q

since BMR is increased in pregnancy, TSH is affected how?

A

TSH is decreased when BMR is increased

46
Q

is the parathyroid increasingly active during pregnancy or decreased?

A

increased activity

47
Q

why is parathyroid activity increased?

A

parallels fetal calcium requirements

48
Q

what should the patient intake with the increased activity of the parathyroid?

A

take calcium during pregnancy

49
Q

what organ enlarges with each pregnancy?

A

anterior pituitary

50
Q

what hormones are secreted out the anterior pituitary?

A
FSH
LH
thyrotropin
adrentropin
prolactin (at delivery)
51
Q

posterior pituitary secretes what 2 hormones

A

oxytocin

vasopressin (ADH)

52
Q

what hormone in the posterior pituitary causes vasoconstriction to control BP & water

A

vasopressin (ADH)

53
Q

what hormone causes hypertrophy in the adrenal system?

A

estrogen

54
Q

what increased substances are found in the adrenal system?

A

increased corticoid secretion and increased aldosterone

55
Q

what increased value in the adrenals causes increased sodium reabsorption by the kidneys

A

increased aldosterone

56
Q

the placenta produces what hormones?

A
HCG
progesterone
estrogen
relaxin
HPL (human placental antagonizing insulin)