Answer:
No, the respiratory system is not the only body system needed to stay alive. While the respiratory system is responsible for supplying the body with oxygen and removing carbon dioxide, other body systems are also essential for survival.
For example, the circulatory system is responsible for transporting oxygen-rich blood from the lungs to the rest of the body and carrying carbon dioxide back to the lungs to be exhaled. The digestive system is responsible for breaking down food and absorbing nutrients that the body needs for energy and growth. The nervous system controls all bodily functions and responds to internal and external stimuli. The endocrine system secretes hormones that regulate various bodily functions, and the urinary system filters waste products from the blood and removes them from the body.
All these body systems work together to maintain homeostasis and keep the body functioning properly. Without any of these systems, the body would not be able to survive.
Step-by-step explanation: