Question

1. body system that allows people to think, use the senses, move, and maintain important body processes:
2. body system made up of 206 bones that provides structure, shape, and protection to the body:
3. middle layer of the skin, which contains hair follicles:
4. body system of organs that obtain vitally important oxygen from the outside world:
5. body system that covers and protects the entire body:

Explanation:

1.

The nervous system is responsible for thinking, sensory perception, movement, and regulating vital body processes.

The skeletal system in adults consists of 206 bones, providing structure, shape, and protection to the body.

The dermis is the middle layer of the skin and contains structures like hair follicles.

Answer:

Nervous System

2.