Question

What do mesodermal derivatives include?

Options

• Esophagus, stomach, liver, and pancreas

• Muscles, bones, blood, heart, kidneys, and gonads

• Epidermis, brain, and spinal cord

• Amnion, chorion, and yolk sac

Answer 1

The mesoderm, or middle primary germ layer, gives rise to a diverse range of structures including skeletal and smooth muscles, bones, cartilage, blood and blood vessels, the heart, kidneys, and gonads (reproductive organs). These tissues form most of the body's internal structures.