Explanation: Our skeleton is a very rigid structure of bones which provides support for our muscles, skin and its task is also to protect our vital organs. Whithout the bone we would be unable to do anything, beacuse our nerves, blood flow, lungs, organs would be blocked and squeezeed
What is true about the blood pressure so B. is the right answer because the Artery walls help to maintain the blood pressure , even between the heart beats.
NEUTROPHILS are that WBC.....
The heart, blood vessels, and blood help to regulate body temperature.
