Fetal Development Flashcards by Cjhay Jabile | Brainscape

Q

Organogenesis

A

Wk 8

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Q

Double chamber hearts visible

A

Wk 5

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Q

Heart begins to beat

A

Wk 2/ wk 3

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Q

Gender recognizable

A

Wk 12

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Q

Heart beating

A

Wk 5

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Q

Brain and spinal cord

A

Wk 2/ wk 3

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Q

Limb buds form

A

Wk 5

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Q

Eyelids begins to fuse

A

Wk 8

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Q

Face is well formed

A

Wk 12

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Q

Circulatory system through umbilical cord well established

A

Wk 8

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Q

Kidneys begin to form urine

A

Wk 12

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Q

Labia majora well developed

A

Wk 40

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Q

Blood circulation begins

A

Wk 2/ wk 3

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Q

Lung buds appear

A

Wk 2/ wk 3

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Q

Spontaneous movements occur

A

Wk 12

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Q

Lungs developed sufficiently to provide gas exchange

A

Wk 28

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Q

L/S ratio greater than 2:1

A

Wk 36

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Q

Limbs strong and slender

A

Wk 12

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Q

Testes in the scrotum

A

Wk 40

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Q

Lanugo hair begins to dvelop

A

Wk 16

Q

Nails present

A

Wk 20

Q

Fingernails extend beyond fingertips

A

Wk 40

Q

Enamel and denting depositioning

A

Wk 20

Q

Muscles dvelop

A

Wk 20

Q

Skeletal ossification

A

Wk 16

Q

Vernix caseosa decreases

A

Wk 40

Q

Heartbeat by doppler

A

Wk 12

10 to 12

Q

Skin reddish and wrinkled

A

Wk 24

Q

Reflex hand grasp

A

Wk 24

Q

Fetal skin transparent

A

Wk 16

Q

Heartbeat by fetoscope

A

Wk 20

Q

Fetus has ability to hear

A

Wk 24

Q

Lecithin formation

A

Wk 28

Q

Limbs well flexed

A

Wk 28

Q

If born baby can breathe

A

Wk 28

Q

Hair on head well formed

A

Wk 24

Q

Bones fully developed

A

Wk 32

Q

Skin is pink and body rounded

A

Wk 36

Q

Lanugo covers entire body

A

Wk 20

Q

L/S ratio 1.2/1

A

Wk 32

Q

Skin less wrinkled

A

Wk 36

Q

Lanugo in upper arms and shoulders

A

Wk 40

Q

Active movements present

A

Wk 16

Q

Eyelids open and close

A

Wk 28

Q

Subcutaneous fat present

A

Wk 32

Q

Lanugo disappearing

A

Wk 36

Q

Brain developing rapidly

A

Wk 28

Q

Sole (plantar) creases run down to the heel

A

Wk 40

Q

Blastocyst free floating

A

Wk 1