Integration of body functions is controlled by ____.

A) the respiratory system only
B) the nervous system only
C) the endocrine system only
D) the lymphatic system only
E) both the nervous and endocrine systems

Endocrine System

A collection of glands and organs that produce hormones to regulate body processes like growth, metabolism, and reproduction.

Respiratory System

The network of organs and tissues involved in the process of breathing, facilitating the exchange of oxygen and carbon dioxide between the organism and its environment.