Question: what are the 13 major organs in the human body?
Answer: The brain. The brain is the control centre of the nervous system and is located within the skull. ... 
The lungs. The lungs are two sponge-like, cone-shaped structures that fill most of the chest cavity. ... 
The liver. ... 
The bladder. ... 
The kidneys. ... 
The heart. ... 
The stomach. ... 
The intestines.