Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...
The endocrine system uses chemical messengers called hormones to regulate a range of bodily functions through the release of hormones. The endocrine system is a network of glands and organs located ...
The endocannabinoid system is an active and complex cell signaling network. It involves a combination of endocannabinoids, enzymes, and cannabinoid receptors that help regulate several functions in ...
You have 3 different types of muscle: skeletal, smooth, and cardiac. Skeletal muscle alone accounts for over 650 different muscles. Have you ever wondered how many muscles you have in your body? The ...