Persons who are 12 to 18 years of age.
A bond between an infant and his or her parent or caregiver in which the infant is repeatedly rejected and develops an isolated lifestyle that does not depend on the support and care of others.
A disorder in which cholesterol and calcium build up inside the walls of the blood vessels, forming plaque, which eventually leads to partial or complete blockage of blood flow.
Injury resulting from pressure disequilibrium across body surfaces; for example, from too much pressure in the lungs.
The formation of a close, personal relationship.
A type of reasoning in which a child looks for approval from peers and society.
Persons who are 19 to 40 years of age.
Areas where the infant's skull has not fused together; usually disappear at approximately 18 months of age.
Persons who are from 1 month to 1 year of age.
Persons who are 61 years old or older.
The average amount of years a person can be expected to live.
Persons who are 41 to 60 years of age.
An infant reflex in which, when an infant is caught off guard, the infant opens his or her arms wide, spreads the fingers, and seems to grab at things.
Persons who are birth to 1 month of age.
The basic filtering units in the kidneys.
An infant reflex that occurs when something is placed in the infant's palm; the infant grasps the object.
A type of reasoning in which a child bases decisions on his or her conscience.
A type of reasoning in which a child acts almost purely to avoid punishment to get what he or she wants.
Persons who are 3 to 6 years of age.
An infant reflex that occurs when something touches an infant's cheek, and the infant instinctively turns his or her head toward the touch.
A person who is 6 to 12 years of age.
A bond between an infant and his or her parent or caregiver, in which the infant understands that his or her parents or caregivers will be responsive to his or her needs and take care of him or her when he or she needs help.
An infant reflex in which the infant starts sucking when his or her lips are stroked.
terminal drop hypothesis
The theory that a person's mental function declines in the last 5 years of life.
Persons who are 1 to 3 years of age.
trust and mistrust
A phrase that refers to a stage of development from birth to approximately 18 months of age, during which infants gain trust of their parents or caregivers if their world is planned, organized, and routine.