The human heart is an organ that pumps blood throughout the body via the circulatory system.
The rest of the story
livescience.com
.
Human Heart: Anatomy, Function & Facts
The human heart is an organ that pumps blood throughout the body via the circulatory system.
The rest of the story
livescience.com
There are currently 1 users browsing this thread. (0 members and 1 guests)
Posting Permissions
Quote