Answer:
Osteoporosis means “porous bone.” Viewed under a microscope, healthy bone looks like a honeycomb. When osteoporosis occurs, the holes and spaces in the honeycomb are much larger than in healthy bone. Osteoporotic bones have lost density or mass and contain abnormal tissue structure.
Answer:
Valsalva maneuver
Explanation:
Valsalva maneuver
you breathe out strongly through your mouth while holding your nose tightly closed
may slow your heart when it's beating too fast
and go back into normal rhythm
webmd
It make each child the same no one is better or richer so there all equal
