An adult age 41 to 60 years.

A disorder in which cholesterol and calcium build up in the walls of the blood vessels.

A young person age 12 to 18.

Areas where a neonate or infant's skull has not yet fused together.

A young child age 1 month to one year.

An infant reflex that occurs when something is placed in the infant's palm. The infant grasps at the object.

An injured caused by pressure to enclosed body surfaces.

An infant reflex in which the infant starts sucking when his or her lips are stroked.

An adult age 61 years or older.

A type of reasoning in which a child looks for approval from peers and society.

A type of reasoning in which a child bases decisions on his or her conscience.

An adult age 19-40 years.

A type of reasoning in which a child acts almost purely to avoid punishment or to get what they want.

A young child age birth to one month.

An infant reflex in which, when an infant is caught off guard, they opening their arms wide, spread fingers, and seem to grab at things.