BBC

The human body - staying alive: Video playlist

The endocrine system secretes hormones into the bloodstream from glands throughout the body. Hormones produce an effect on specific target organs in the body. In this video, Greg Foot explains the ...
BBC

Interactions with the environment: Video playlist

The endocrine system secretes hormones into the bloodstream from glands throughout the body. Hormones produce an effect on specific target organs in the body. In this video, Greg Foot explains the ...