Ch 4 & 5: Developing Through the Life Span & Chapter 4 Nature, Nurture, and Human Diversity (pg 154-161) Flashcards
X chromosome
denotes female sex chromosome
Y chromosome
denotes male sex chromosome
Testosterone
promotes male sex organ development, triggered 7 weeks after conception
Estrogens
main female sex hormones
Primary sex characteristics:
the body structures, such as the ovaries, testes, and external genitalia that makes sexual reproduction possible
Secondary sex characteristics
nonproductive, sexual traits, such as female, breath and hips, male voice, quality, and body hair
Supermarche
first ejaculation happens around 14yrs
Menarche
first menstrual period happens within a year of 12.5 years old
Causes of early onset
stresses raise related to father absence, sexual abuse, insecure attachments, or a history of a mother smoking during pregnancy
Suspected triggers
include increased body fat, increase hormone-mimicking, chemicals in the diet, and increase stress related to family disruption
Secure child, mother attachment
can provide a buffer against childhood stresses, including those related to early puberty
Klinefelter syndrome
A genetic male born with two or more X chromosomes that results in sterility and small testes
Turner syndrome
genetic females born with only one normal X chromosome that may not have menstrual periods, develop breasts, or be able to have children without reproductive assistance
Gender roles
a set of expected behaviors, attitudes, and traits for men for women
Developmental Psychology
looks closely at our physical, cognitive, and social development craft lifespan
Cross-Sectional Study
a study that compares people of different ages at the same point in that in time
Longitudinal Study
a study that follows people cross their lifetime and reached the same people overtime
Development in a nutshell
Conception—->Zygote—->Embryo—->Fetus
Zygote
fertilized egg
Embryo
a developing human organism from 2 weeks after fertilization to the 2nd month
Fetus
9 weeks after conception to birth
Teratogens
aka are agents, like chemicals and viruses, that can reach the embryo or fetus during prenatal development and cause harm. Reason why pregnant women are advised to abstain from alcohol, nicotine, and marijuana
Fetal alcohol syndrome
leads to lifelong physical and mental abnormalities which leads to the fetus being damaged due to alcohol which can have an Epigenetic effect