Question

In the development of the human body, the ectoderm is responsible for the formation of

• A. Sweat glands
• B. Nervous system
• C. Lens of the eye
• D. All of the above

Answer 1

The correct option is D All of the above

The three germ layers (the ectoderm, the mesoderm and the endoderm) are in place at the end of gastrulation and gives rise to different parts.
The ectoderm gives rise to central nervous system (brain and spinal cord), the peripheral nervous system, the sensory epithelia of the eye, ear and nose, the epidermis, mammary gland, pituitary gland, sweat gland.

Thus, the correct option is (D).