The answers is the Large intestine
Answer:
It is True
Explanation:
Athletes need more iron than the general population. Iron is lost through sweat, skin, urine, the gastrointestinal (GI) tract, and menstruation. Exercise, particularly high intensity and endurance types, increases iron losses by as much as 70% when compared to sedentary populations.
Respirators mask are used to protect from exposure to airborne particles these type of mask fit the face very tight to protect. Surgical masks are used to put a a barrier from spit, splashed blood even they do not fit tightly therefor are not used for protection like respirators