2.2 Fertilization & Implantation
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66 Terms
What month: Prenatal development: Fertilization
Month 1
What month: Prenatal development: Implantation
Month 1
What month: Prenatal development: Embryonic period occurs from the 3rd to 8th wk of development and is the time when the 3 germ layers give rise to a number of specific tissues and organs
Month 1
What month: Prenatal development: Development of nervous system
Month 1
What month: Prenatal development: The heart has formed
Month 2
What month: Prenatal development: Heart beat begins to beat faintly
Month 2
What month: Prenatal development: Fingers and toes begin to develop
Month 2
What month: Prenatal development: Arms bend at elbows
Month 2
What month: Prenatal development: External ears, eyes, eyelids, liver, and upper lip start forming
Month 2
What month: Prenatal development: Sex organs are the same in all embryos until the 7th or 8th week
Month 2
What month: Prenatal development: If a gene triggers the development of tests, the embryo develops as a male, if there is no trigger the embryo develops ovaries and becomes female
Month 2
What month: Prenatal development: Tail disappears
Month 2
What month: Prenatal development: Bones begin hardening
Month 3
What month: Prenatal development: Spontaneous mvmts
Month 3
What month: Prenatal development: Digestive organ begins to function
Month 3
What month: Prenatal development: Kidneys start making urine
Month 3
What month: Prenatal development: Posture is less curled and more upright
Month 3
What month: Prenatal development: Head is more erect
Month 4
What month: Prenatal development: Sex organs are fully formed
Month 4
What month: Prenatal development: Heart and BVs are fully formed
Month 4
What month: Prenatal development: Hair begins to grow
Month 4
What month: Prenatal development: Lanugo, fine downy hair covers the body
Month 5
What month: Prenatal development: Vernix caseosa, a greasy material, covers and protects the skin
Month 5
What month: Prenatal development: Ears and nose begin to develop cartilage
Month 5
What month: Prenatal development: Fingernails and toenails begin to appear
Month 5
What month: Prenatal development: Can suck thumb, yawn, stretch, make faces, and grasp
Month 5
What month: Prenatal development: Gender of fetus may be determined
Month 5
What month: Prenatal development: Eyes and eyelids fully formed (closed)
Month 6
What month: Prenatal development: Fat developing under the skin
Month 6
What month: Prenatal development: Bone marrow begins making blood cells
Month 6
What month: Prenatal development: Taste buds begin to form
Month 6
What month: Prenatal development: Cerebral cortex of the brain rapidly develops
Month 7
What month: Prenatal development: Fetus further develops fat until the end of the pregnancy
Month 7
What month: Prenatal development: Eyelids are usually fused together until 28th week
Month 7
What month: Prenatal development: In male fetus, testes begin to descend into scrotum by 30th-34th week, completing on 40th week
Month 8
What month: Prenatal development: Lanugo begins falling off
Month 8
What month: Prenatal development: Start of 3rd trimester
Month 8
What month: Prenatal development: Fingernails extend beyond fingertips
Month 8
What month: Prenatal development: Subcutaneous fat is stored for later use
Month 8
What month: Prenatal development: Lanugo is shed
Month 9
What month: Prenatal development: Eyelids can constrict and dilate
Month 9
What month: Prenatal development: Organ systems actively function
Month 9
What month: Prenatal development: Fetus is considerably fatter, and skin is no longer wrinkled
Month 9
What month: Prenatal development: Vernix is present
Month 9
What month: Prenatal development: Fetus settles into position for birth
Month 9
__: Refers to the fetal orientation in the womb
Position
__: Refers to which part of the fetus is leading/closest to the birth canal
Presentation
What month: Prenatal development: Fetus has a firm grasp
Month 10
What month: Prenatal development: Nearly all of the vernix and lanugo are gone
Month 10
What month: Changes in mother: Possible feeling of fatigue
month 1
month 2
What month: Changes in mother: Bloated
Month 1
What month: Changes in mother: Frequent urination
Month 1
Month 2
What month: Changes in mother: Mood swings
Month 1
What month: Changes in mother: Nausea
Month 1
Month 2
What month: Changes in mother: Tender or swollen breasts
Month 1
Month 2
What month: Changes in mother: Vomiting
Month 2
What month: Changes in mother: Heartburns
Month 4
What month: Changes in mother: Constipation
Month 4
What month: Changes in mother: SOB may improve
Month 5
__: Feel like painless squeezing of the uterus or abdomen (practicing for delivery) - normal
Braxton hicks contractions
What month: Changes in mother: Braxton hicks contractions
Month 5
Month 6
What month: Changes in mother: Ankles swell from standing
Month 7
Month 9
What month: Changes in mother: Back pain is common
Month 7
What month: Changes in mother: Uterus continues to expand
Month 7
What month: Changes in mother: Stretch marks
Month 9
What month: Changes in mother: Give birth
Month 10
Note 
Flashcards (169)