Name the Three Primary Germ Layers, and Name Two Organs

question 11

Essay

Name the three primary germ layers, and name two organs or organ systems that develop from each.

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Definitions:

Down Syndrome

Chromosomal disorder characterized by moderate-to-severe mental retardation and by such physical signs as a downward-sloping skin fold at the inner corners of the eyes. Also called trisomy-21.

Piercing Cry

A sharp and high-pitched sound, often made by a baby or a small child, indicating distress, discomfort, or urgent need for attention.

Bassinet

A small bed specifically designed for infants, typically used from birth until around four months or until the baby can move, roll, or push up.

Frustrated

The feeling of being upset or annoyed as a result of being unable to change or achieve something.