L&D Flashcards

1
Q

engagement

A

fetal presenting part widest diameter reaches level of the ischial spines of mother’s pelvis

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2
Q

Extension

A

fetal head passess beneath the mother’s symphysis pubis

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3
Q

internal rotation

A

allows the largest fetal head diameters to match largest maternal pelvic daimeters

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4
Q

external rotation

A
  • allows shoulders to rotate internally to fit mom’s pelvis
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5
Q

maternal factor that can inhibit fetal descent

A

a full bladder

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6
Q

normal FHR

A

110-160 bpm

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7
Q

fetal tachycardia

A

> 160/min for 1 min

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8
Q

fetal bradycardia

A

< 110/min for min or longer

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9
Q

4 Ps

A

Powers, passageway, passenger, psyche

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10
Q

Tachysystole

A

Contractions too frequent ( every 2 Mom), too long (>90-120 sec), minimal rest < 30 sec

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11
Q

Pain med that does not affect fetus

A

Nitrous oxide

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12
Q

Nuchal

A

Umbilical cord interrupted because of being wrapped around the neck

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13
Q

Reassuring FHR

A
  • average FHR 110-160
  • regular rhythm
  • accelerations from baseline rate
  • no decrease in rate from baseline
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14
Q

Non reassuring FHR

A
  • HR outside normal limits unexplained tachy or brady
  • irregular rhythm
  • gradual abrupt decrease in rate
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15
Q

Bishops score

A
  • cervical dilation
  • length of cervix
  • stationing if presenting part
  • consistency
  • position
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16
Q

Dystocia

A

Prolonged difficult labor

17
Q

Tocolytic med

A

Relax uterus , slows delivery

18
Q

Caput succedaneum

A

Swelling of the scalp

19
Q

Normal wbc level for Mom

A

14-16k

25k + not good

20
Q

Expected fetal response to active fetal movement is

A

Acceleration of at least 15 bpm for 15 seconds

21
Q

Tocotransducer

A

On Fundus, records uterine contractions

22
Q

Ultrasound transducer

A

Over abdomen, measures FHR pattern

23
Q

Normal infant scalp ph

A

7.25-7.35

24
Q

Biophysical profile

A
  1. FHR
  2. Fetal breathing movements
  3. Gross body movement
  4. Fetal tone
  5. Qualitative amniotic fluid volume
25
Q

Pt with hydramnios, after amniotomy, risk for ____________ increases

A

Abruptio placentae because the uterus is distended r/t hydramnios

26
Q

Average blood loss during birth

A

500 ml

27
Q

Clotting factors during labor

A

Increased so is DVT risk

28
Q

Fetal protective factors

A

IncreAsed HMG, HCT & CO

29
Q

Normal fetal presentation

A

vertex

30
Q

Normal fetal attitude

A

Flexion head towards chest , arms flexed over thorax , back curved like convexshape

31
Q

Most important characteristic about true labor

A

Progressive effacement and dilation of the cervix

32
Q

Shultze

A

Shiny fetal surface of placenta

33
Q

Duncan

A

Dull maternal surface of placenta

34
Q

4 stages of labor

A
  1. Cervical dilation and effacement
  2. Expulsion of fetus
  3. Expulsion of placenta
  4. Maternal physiologic stabilization and parent-infant bonding
35
Q

IPC

A

Only way to measure accurate resting tone and intensity of contractions

Intrauterine pressure catheter