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maternal intrapartum > Intrapartum > Flashcards

Intrapartum Flashcards

1
Q

intrapartum

A

the moment she experience true labor up until the moment she expel all the products of conceptn baby, placenta and fetal membrane

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2
Q

fetal membrane/BOW

A

covers the amniotic fluid and the baby made of chromnion and amnion

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3
Q

most impoont mechanism in intrapartal period

A

labor

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4
Q

most important mechanism in intrapartal period

A

labor

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5
Q

responsible for progression of the intrapatum into a postpartum period

A

labor

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6
Q

when uterus reached the maximum stretch or maximum elasticity resulting irritability causing uterine contraction

A

uterine myometrial irriability

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7
Q

when late stage of pregnancy (38-39yo) it decreases the progesterone level in a pregnant women, due to decreased of level. Labor is said to start when progesterone decreases & uterine muscle stimulants increase in late pregnancy.

A

progesterone deprivation theory

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8
Q

common experience of pregnant women during labor, The pressure of the fetal head on the cervix in late pregnancy stimulates the posterior pituitary gland to secrete oxytocin.

A

oxytocin theory

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9
Q

who produce oxytocin

A

hypothalamus

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10
Q

secrete and stored ocytocin

A

posterior pituitary gland

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11
Q

high hormones during labor & delivery

A

ESTROGENIC, FETAL HORMONE & PROSTAGLANDINS THEORIES

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12
Q

has stimulating effect to intended to uterine muscles, All these have a stimulating effect on the uterine musculature, causing uterine contractility.

A

ESTROGENIC, FETAL HORMONE & PROSTAGLANDINS THEORIES

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13
Q

fetal hormones

A

cortisol and prostaglandins

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14
Q

function of prostaglandin

A

to ripen the cervix

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15
Q

more pressure is exerted on the fundal portion, the usual placental site, & the most contractile portion of the uterus. It is believed that the result of diminished blood supply to the are causes contraction.

A

THEORY OF AGING PLACENTA

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16
Q

range of lightening

A

36 to 40 weeks

17
Q

✓ Relief of dyspnea
✓ Relief of abdominal tightness
✓ Increased frequency of urination, varicosities & pedal edema
✓ Shooting pains
down the legs
✓ Increased amount of vaginal discharge.

A

LIGHTENING

18
Q

Occurs 3 to 4 weeks before labor

A

INCREASED
BRAXTON
HICKS’
CONTRACTION

19
Q

Burst of energy is due to the hormone epinephrine

A

INCREASED
MATERNAL
ENERGY

20
Q

Due to drop in the blood level of progesterone.

A

SLIGHT
DECREASE IN
MATERNAL
WEIGHT

21
Q

From the cervix shortly before or during labor.

A

BLOOD-TINGED MUCUS DISCHARGE

22
Q

vaginal discharge/ white vaginal discharge due to increased progesteron level

A

leukorrhea

23
Q

• Thinning & obliteration of the cervical canal
• Expressed in %
• 100% effaced is where the cervical canal has become paper thin or absent

A

EFFACEMENT

24
Q

The separation of the active, shorter, thicker upper uterine segment & passive, longer & thinner lower segment

A

PHYSIOLOGIC
RETRACTION
RING

25
Q

COMPONENTS OF THE LABOR PROCESS (5ps)

A

POWER PASSENGER PASSAGEWAY POSITION
PSYCHOLOGIC RESPONSE

26
Q

• Uterine contractions
• Involuntary, rhythmical, regular activity of uterine musculature
• Occurs intermittently by allowing period of uterine contraction.

A

Power

27
Q

• Increased maternal BP
• Decreasing uteroplacental circulation
• Pushing down
• Prolonged contractions can cause fetal hypoxia.
• Cervical dilatation

A

POWER
EFFECTS

28
Q

✓ The phase of increasing
“building up” contraction.
✓ Longest phase

A

POWER
PHASES: INCREMENT

29
Q

✓ The height/peak of uterine contractions.

A

POWER
PHASES: POWER

30
Q

✓ The phase of decreasing
contraction.
✓ “Letting up” or end phase

A

POWER
PHASES:
DECREMENT

31
Q

• Directly measures the strength of contractions
• ACME: Intensity ranges from 30 to 55 mm Hg
• REST: 10 mm Hg

A

INTRAUTERINE CATHETER

32
Q

Fetal station : +1; low enough to stimulate?

A

Ferguson Reflex

33
Q

longitudinal, midline suture between 2 parietal bones.
-Most important suture in labor

A

Sagittal Suture

34
Q

• Relationship of the long axis of the fetus to the long axis of the mother’s uterus/spine
• Longitudinal & Transverse

A

FETAL LIE

35
Q

Is a factor in prolonged labor, with the mother experiencing discomfort (backache) during labor

A

Occiput posterior (OP):

36
Q

Refers to the relationship of the presenting part to the ischial spines – the single most important landmark of the pelvis.

A

FETAL STATION

37
Q

the single most important landmark of the pelvis.

A

ischial spines

38
Q

If the presenting part is above the level of the ischial spines

A

Minus Station

maternal intrapartum (2 decks)

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