Exam 9: Section 3: Lifespan Development

The embryonic period is the second period of prenatal development and extends from the third week through the eighth week.

The branch of psychology that studies how people change over the lifespan is called developmental psychology.

Humans carry all of the genes necessary to develop a tail, but we don't develop tails because those genes are never activated.

According to the Focus on Neuroscience box, "Boosting the Aging Brain," aerobic exercise resulted in a 2 percent increase in hippocampal volume in older adults over a 1-year period.

The best known, although not the most common, pattern of allele variation is the simple dominant-recessive gene pair.

A newborn child is extremely nearsighted.

According to Mary Ainsworth's procedure called the "Strange Situation", securely attached infant will show no distress when her mother leaves the room.

Mary Ainsworth devised a procedure called the Strange Situation to measure attachment.

The two-word sentences of the infant or young child usually follow a grammatically correct sequence.

A gene is a segment on a chromosome containing the DNA instructions for manufacturing a particular protein molecule.

The theorist who proposed that the development of moral reasoning involves distinct stages that unfold in an age-related, step-by-step fashion is Lawrence Kohlberg.

In Erik Erikson's theory the older adult who feels that his or her life has been meaningful has achieved a sense of ego integrity.

The term genotype refers to the underlying genetic makeup of a particular individual.

The fetal brain is constantly changing, forming as many as 2 million synaptic connections per second.

Infants acquire production vocabulary almost twice as fast as they acquire comprehension vocabulary.

Females have an XY combination of chromosomes in the 23rd pair, whereas males have an XX combination.

Physical strength, stamina, and some sensory abilities tend to decline in late adulthood.

According to Carol Gilligan's model of moral development, women, more than men, tend to stress the importance of maintaining interpersonal relationships and responding to the needs of others.

A couple's degree of satisfaction with their marital relationship tends to greatly increase after the birth of their first child.

Puberty is the stage of adolescence in which an individual reaches sexual maturity and becomes physiologically capable of sexual reproduction.