Ch. 6 US Cervix During Pregnancy Flashcards

1
Q
  1. During pregnancy the normal cervical length should not measure less than
A

3cm

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2
Q
  1. Best technique for measuring cervix:
A

TVS

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3
Q

T/F TAS will falsely elongate the cervix depending if maternal bladder is distended.

A

True

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4
Q
  1. When the uterine cervix begins to dilate, the functional cervix length ___________.
A

Gets shorter

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5
Q
  1. When intact fetal membranes are seen in endocervical canal its is called __________.
A

Funneling

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6
Q

As the cervix dilates —> lose ability to see the cervicle tissue; known as _____________.

A

Effacement

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7
Q

T/F If membranes have ruptured PROM (premature rupture of membranes) then endocervical canal cannot be seen.

A

True

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8
Q

T/F Preterm Labor always associated with visibly dilated cervix.

A

False. Preterm labor does not necessarily have to be associated with visibly dilated cervix.

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9
Q
  1. Obliteration of the cervix when associated with the process of labor is:
A

Effacement

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10
Q
  1. A cerclage procedure performed that the internal cervical os that requires a c-section is called:
A

Shirodkar cerclage

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11
Q

_________ cerclage doe NOT require c-section delivery.

A

McDonald cerclage

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12
Q

________ refers to cervical shortening due to dilation.

A

Effacement

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13
Q
  1. Which of the following would NOT be an indicator for cerclage procedure?
    A. Incompetent cervix
    B. Preterm Labor
    C. Quadruplet gestation
    D. Habitual abortion
    E. Placenta previa
A

Placenta Previa

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14
Q
  1. Uterine arteries branch off the ________.
A

Internal / hypogastric arteries

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15
Q
A

Funneling with a shortened cervical length

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16
Q
A
17
Q

Dilated INTERNAL cervial os = _______

A

Funneling

18
Q

Blood supply Internal iliac arteries (hypogastric)
> uterine arteries
> Cervical & vaginal arteries
> ___________ (smallest connection to mom)

A

spiral arteries

19
Q

Blood supply Internal iliac arteries (hypogastric)
> uterine arteries
> Cervical & vaginal arteries
> ___________ (smallest connection to mom)

A

spiral arteries