If u mean the endocrine system .The endocrine system is the collection of glands of an organism that secrete hormones directly into the circulatory system to be carried towards distant target organs.
Radial and Carotid arteries
The best answer is an irregular heartbeat.
Thank you very much! have a good day :)
Answer:
benefits are lot
it makes us healthier and stronger
it makes us fit
it makes us a good mental system
