What Is Alveoli?
The alveoli are balloons – like air sacs that hang at the distal end of the bronchial tree. However, they are most commonly used to describe the smallest of all air sacs in the lungs … Read more
blood vessels
What Is Meningitis?
Meningitis is a condition in which the fluid in the cerebral spine (CSF), the thin membrane that covers the brain and spinal cord, swells. It is usually caused by a bacterial or viral infection that … Read more
What Is Anemia?
Anemia is a disease that occurs when the red blood cell count (hemoglobin) is lower than normal. This is because anemia occurs when your body does not have enough healthy red blood cells. Iron deficiency … Read more