Normal Labour Flashcards

1
Q

Define True Labour

A
  • onset of regular, painful contractions that increases in frequency & intensity
  • associated with progressive effacement & dilatation of the cervix
  • leading to descent & expulsion of the fetus.
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2
Q

Define False Labour

A
  • aka Braxton-Hicks contractions = irregular contractions but NOT associated with dilatation/effacement of the cervix or the descent/expulsion of the fetus
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3
Q

False labor is also known as?

A

Braxton-Hicks contractions

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4
Q

The bony pelvis is made up of 4 bones:

A
  • sacrum
  • coccyx
  • 2 hip bones that comprises the ilium, ischium & pubis.
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5
Q

Functions of the bony pelvis

A
  • passage for childbirth
  • supports the weight of the upper body when sitting.
  • transmits weight to lower extremities when standing.
  • provides attachment for muscles of abdomen, pelvis, lower extremities.
  • protects pelvic organs
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6
Q

True (lesser) Pelvis consists of:

A
  • pelvic inlet
  • midpelvis
  • pelvic outlet
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7
Q

True (lesser) pelvis is ______ the pelvic brim.

A

below

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8
Q

False (greater) pelvis is _________ the pelvic brim.

A

above

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9
Q

Diameters of the Pelvic inlet

A
  1. Anteroposterior diameter
    - shortest distance btwn the promontory & symphysis pubis.
    = 10 - 10.5 cm
  2. Transverse diameter
    - greatest distance btwn linea terminalis on either side
    = 13.5 cm
  3. Rt & Lt oblique diameter
    - extends from one of the sacroiliac synchondroses to the iliopectineal eminence on the other side.
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