Tiny, a tumor is not an organ of the body. I substituted Liver.
Internal organs (that can't be seen from the outside of the body except by xray, mri, etc.)
1. Stomach
2. Heart
3. Kidneys
4. Spleen
5. Lungs
6. Bladder
7. Pancreas
8. Esophagus
9. Liver
10. Brain
11.
Internal organs (that can't be seen from the outside of the body except by xray, mri, etc.)
1. Stomach
2. Heart
3. Kidneys
4. Spleen
5. Lungs
6. Bladder
7. Pancreas
8. Esophagus
9. Liver
10. Brain
11.