An organ system is a group of organs working together
the heart is its own organ if you mean system it is part of the cardiovascular system.
An organ is a system in a person's body.
Yes
YES it is an organ system?
The kidneys are organs. They belong to the excretory (organ) system.
Skin is an organ, not an organ system. It is part of the integumentary system.
You mean your spinal cord? That would be the Nervous System.
organelle --> cell --> tissue --> organ --> organ system the endocrine system is an organ system made of various organs
An organ system is a group of organs working together
An organ system
Yes, the nervous system is considered one of the organ systems in animals.