Chapter 7: Quiz Flashcards
the scientific study of biological, cognitive, social, and personality development throughout the life span.
development psychology
the fertilized egg that is formed from the union of the sperm and the egg cells; 1-2 weeks.
zygote
the attachment of the zygote to the wall of the uterus at the start of pregnancy
implantation
the basic unit of genetic instruction; these are short segments of chromosomes.
gene
molecules of DNA that hold the genetic instructions for every cell in our body.
chromosomes
Every cell of a normal human has ___ pairs of chromosomes, one of each pair coming from the mother and one from the father. The zygote will have a complete ___.
23;46
During the _______ stage, (from about two weeks to about two months) the major structures and organs of the body begin to develop, and the ______ starts to resemble a human being.
embryo
During the _______ stage (from about two months following conception to birth), the developing organism is called a ______, through very rapid growth, the body structures and organs complete their development.
fetus
are environmental agents (such as drugs or viruses), diseases (such as German measles), and physical conditions (such as malnutrition) that prenatal development and lead to birth defects or even death.
teratogens
occurs when mothers consume alcohol during pregnancy, resulting in a range of severe effects including mental retardation and facial abnormalities in the child.
Fetal Alcohol Syndrome (FAS)
Leads infants to suck anything that touches their lips; this is one of the reflexes that we are born with and is part of our motor development.
sucking reflex
leads infants to turn their mouths toward anything that touches their cheeks and search for anything to suck on; this is one of the reflexes that we are born with and is part of our motor development.
rooting reflex
the act of having the power to move from one place to another; learning walking, sitting, crawling, etc…
locomotion
a decrease in the physiological responding to a stimulus once it becomes familiar
For example, infants intensify their sucking of a pacifier in their mouth when confronted with a novel, unfamiliar stimulus. When they get use to the stimulus, the sucking returns to normal.
habituation
Starts at about six or seven months; the rhythmic repetition of various syllables, including both consonants and vowels.
babbling
At about 10 months we may be able to make out something that a child says; At about one year of age, infants begin the _________. Their first words usually refer to their caregivers and objects in their daily environment.
one word stage
is the application of a newly learned word to objects that are not included in the meaning of the word. Occurs during the one word stage.
For example, children tend to call any male “daddy”
overextension
is the failure to apply the new word more generally to objects that are included within the meaning of the new word.
For example, children do not extend the categories of “dog” or “cat” to dogs and cats beyond the family’s pet dog or cat.
under extension
between 18 and 24 months children engage in _______, using two word sentences with mainly nouns and verbs. These two-word statements begin to be expanded, and between the ages of two and five years, children acquire the grammar of their native language.
For example, “Dada gone.” and “Throw ball.”
telegraphic speech
______ viewed children as little scientist because they are figuring things out by trial and error in the world.
Piaget