Want this question answered?
YES it is an organ system?
The first organ to develop in the embryo is the heart. In a fetus, there is a brain, but it isn't fully developed and can't understand signals from the nervous system. Therefore the first functional organ would be the heart. But the first thing to start developing in a fetus is the nervous system. ( no that isn't an organ )
The central nervous system including the brain, and the circulatory system including the heart.
Skin is an organ, not an organ system. It is part of the integumentary system.
The first organ to develop in the embryo is the heart. In a fetus, there is a brain, but it isn't fully developed and can't understand signals from the nervous system. Therefore the first functional organ would be the heart. But the first thing to start developing in a fetus is the nervous system. ( no that isn't an organ )
organelle --> cell --> tissue --> organ --> organ system the endocrine system is an organ system made of various organs
An organ system
Yes, the nervous system is considered one of the organ systems in animals.
No. The collection of organs is organ system.
what makes an organ system
Two or more organs are in an organ system. In addition to organs, an organ system can contain other structures that serve the organ(s) and organ system.