Prenatal Development Milestones
Philosophers of Human Development
Nature vs. Nurture
100

The stage of prenatal development from conception to two weeks, where the fertilized cell multiplies and implants in the uterus.

What is the germinal stage?

100

This philosopher believed humans are born with original sin and require divine intervention for moral development.

Who is Augustine of Hippo?

100

This term describes traits and behaviors that are genetically inherited.

What is nature?

200

The stage of development between 2-8 weeks, marked by the formation of major organs and the neural tube.

What is the embryonic stage?

200

This philosopher viewed children as blank slates shaped entirely by sensory experiences.

Who is John Locke?

200

This concept refers to environmental influences, such as culture, upbringing on human development.

What is nurture?

300

This type of reflex, like the rooting reflex, is tested at birth to assess the functionality of the newborn’s nervous system.

What are primitive reflexes?

300

He argued that children are born inherently good and are drawn to experiences that promote growth.

Who is Jean-Jacques Rousseau?

300

This psychologist studied twins to better understand how genetic and environmental factors shape behavior.

Who is Francis Galton?

400

This term refers to environmental agents, like alcohol or medications, that can harm a developing fetus.

What are teratogens?

400

Known for documenting his children’s development, he introduced "baby biographies" to study learned and unlearned behaviors.

Who is Charles Darwin?

400

This theory emphasizes that development is shaped by the interaction of biological predispositions and environmental influences. 

What is epigenetics?

500

The stage from week 8 to birth, marked by organ refinement, neuronal proliferation, and sensory development.

What is the fetal stage?

500

The psychologist who used surveys and interviews to establish normative data for childhood milestones.

Who is G. Stanley Hall?

500

This type of study compares development across generations to explore how history and culture influence growth.

What is a cross-generational study?