6: Vocabulary Flashcards

1
Q

Thinning of the cervix.

A

Effacement

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2
Q

First anatomic structure to appear within gestational sac.

A

Yolk sac

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3
Q

Hypertrophy of the gums

A

Epulis

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4
Q

The number of pregnancies carried to viable gestational age (20 weeks).

A

Parity

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5
Q

Dark line beginning near the sternal notch and continuing downward to the symphysis pubis and genitalia.

A

Linea nigra

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6
Q

Measurement of fundal height using a tape measure.

A

McDonald Maneuver

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7
Q

Formation of endoderm, mesoderm, ectoderm.

A

Gastrulation

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8
Q

The number of pregnancies, regardless of outcome.

A

Gravidity

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9
Q

Fetal movement

A

Quickening

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10
Q

Softening of the cervix

A

Goodell sign

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11
Q

Softening of lower uterine segment

A

Hegar’s sign

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12
Q

Comes from the hypoblast and forms digestive tube and produces blood cells and vessels and gonads.

A

Yolk sac

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13
Q

Blue/purple cervix

A

Chadwick sign

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14
Q

Pregnancy mask

A

Chloasma gravidarum

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15
Q

Soft blowing sound d/t blood pulsating through placenta

A

Uterine souffle

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16
Q

Stretch marks

A

Striae gravidarum

17
Q

Fundal height drops around 38 weeks in primigravidas, but may not happen until labor for multigravidas.

A

Lightening

18
Q

Development from zygote to week 2.

A

Preembryonic development

19
Q

Transparent membranous sac that fills with fluid.

A

Amnion

20
Q

Outpocket of caudal end of yolk sac. Forms umbilical cord and urinary bladder.

A

Allantois

21
Q

Helps form placenta. Encloses embryo and other membranes.

A

Chorion

22
Q

Structure that will establish bilateral symmetry in embryo.

A

Primitive streak

23
Q

Primary germ layers are organized into sheets by this.

A

Mesenchyme

24
Q

Primary germ layer that forms neural crest and nervous system, skin.

A

Ectoderm

25
Q

Primary germ layer that forms epithelial lining of digestive, respiratory, and urogenital tracts and glands.

A

Endoderm

26
Q

Primary germ layer that forms everything except neural crest, nervous system, skin, epithelial linings.

A

Mesoderm

27
Q

Differentiation of the germ layers.

A

Organogenesis

28
Q

Outermost of the 3 germ layers.

A

Ectoderm

29
Q

These become sclerotome, dermatome, and myotome.

A

Somites

30
Q

Somites that form vertebrae and ribs.

A

Sclerotome

31
Q

The lateral wall of each somite in a vertebrate embryo, giving rise to the connective tissue of the skin.

A

Dermatome

32
Q

Somites that form skeletal muscle.

A

Myotome