Answer:
Cognitive Development: Piaget's Theory.
Assimilation and Accommodation.
The Sensorimotor Stage (Birth to about age 2)
The Concrete Operational Stage (from about 7 to about 11 years of age)
Social and Emotional Development.
Gender Differences in Socialization.Cognitive Development: Piaget's Theory.
Assimilation and Accommodation.
The Sensorimotor Stage (Birth to about age 2)
The Concrete Operational Stage (from about 7 to about 11 years of age)
Social and Emotional Development.
Gender Differences in Socialization.
Explanation:
Upper extremities is radius and ulna it's your hand bone.
If organ systems failed to work together your body would not work because your heart pumps blood in order for your whole body to work.