Question

cells and body systems unit test
the nervous system is primarily responsible for (1 point)
breaking down food and extracting nutrients from foods.
exchanging gases between the body and the environment.
moving oxygenated blood throughout the body.
receiving and processing stimuli from the body and the environment.

Explanation:

The nervous system's main function is to receive and process stimuli. Breaking down food is the digestive system's job. Gas exchange is the respiratory system. Moving oxygenated blood is the circulatory system.

Answer:

Receiving and processing stimuli from the body and the environment.