Which of the following structures of an embryo are derived from the endoderm?
A)Hair,skin,and nails
B)Muscles and bones
C)Digestive and respiratory systems
D)Nervous system

Question

Quizplus · Accepted Answer

The endoderm gives rise to the innermost layer of the digestive and respiratory systems, including the lining of the stomach, intestines, lungs, and some associated glands. Hair, skin, and nails are derived from the ectoderm, while muscles and bones are derived from the mesoderm. The nervous system arises from all three germ layers.

Which of the Following Structures of an Embryo Are Derived