Ais an internal sac-like respiratory surface that allows oxygen to be absorbed from the air.
a. lung
b. trachea
c. gill
d. pharynx

If a man does not use a condom will he get a std

Aperson charged with dui is often viewed by society as reckless and selfish the record of the offense stays on their driving record

Which of the following is not a common cause for exercise related injury? a. overeating b. being dehydrated c. being active in an unsafe enviroment d. not wearing the proper clothes or protective gear