Respiratory, Digestion, etc.
The cardiovascular system is the major body system with thirteen letters. It includes the heart and blood vessels responsible for circulating blood throughout the body.
The major functions of the excretory system is to remove wastes from the body and prevent pathogens from entering and exiting the body.
The Respiratory System
The major functions of the excretory system is to remove wastes from the body and prevent pathogens from entering and exiting the body.
Neural
immune system, digestive, exocrine, ect.
You Sexual parts...not
the nervous and endocrine system
respiratory
the major function of the respiratory system is to get oxygen to the blood so it can carry it to every cell in the body.
The major organ in the muscular system responsible for generating movement and providing support to the body is the skeletal muscles.
Is probaly the skin but it could also be the imune system.