10 Questions |
By Knoelking1993 | Last updated: Apr 6, 2021
| Total Attempts: 694
Do you know that heart is the size of two adult hands held together? Do you know that the heart keeps the circulatory system working? The circulatory system aims to keep your body going and to fight off disease. It gives the right temperature for the body, and it keeps the appropriate chemical balance. Take this quiz, and you will be a heartbeat away from a passing grade on your exam.