Human Growth And Development Flashcards
The way you were born
Nature
The way you were raised
Nurture
Participants of different ages studied at the same time.
Cross-Sectional Studies
One group of people studied over a period of time.
Longitudinal Studies
Conception begins with the drop of an egg and the release of about 200 million sperm.
Prenatal Development
The sperm seeks out the egg and attempts to penetrate the egg’s surface.
Prenatal Development
a fertilized egg once the sperm penetrates the egg.
Zygote
The first stage of prenatal development.
Zygote
it lasts about two weeks and consists of rapid cell division.
Zygote
The outer part of the zygote becomes the ____ (which filters nutrients)
placenta
After two weeks, the zygote develops into an ___.
Embryo
Other term for Identical Twins
Monozygotic twins
Other term for Fraternal Twins
Dizygotic twins
it lasts about 6 weeks.
Embryo
Stage where Heart begins to beat and the organs begin to develop.
Embryo
How many weeks till we have a Fetus?
9 weeks
By about the ___ month, the stomach and other organs have formed enough to survive outside of the mother.
6th month
Chemical agents that can harm the prenatal environment.
Teratogens
Other STDs can harm the baby?
HIV, Herpes, Genital Warts
How will you know if it’s a healthy newborn?
Turn head towards voices.
See 8 to 12 inches from their faces.
Gaze longer at human-like objects right from birth.
what inches does the healthy newborn can see?
about 8-12 inches
What is Reflexes?
inborn automatic responses.
It is the Physical growth, regardless of the environment.
Maturation
The period of sexual maturation, during which a person becomes capable of reproducing.
Puberty
Landmarks for Puberty
Menarche for girls.
First ejaculation for boys.
Body structures that make reproduction possible.
Primary Sexual Characteristics
Nonreproductive sexual characteristics.
Secondary Sexual Characteristics
Physical Milestones:
Menopause