500 to 1,500 found throughout the body, enlarged when sick
Lymph Nodes
blood cells are made here
Bone Marrow
amount of hours of sleep needed for teens
9-10 hours/night
Immune System
your body temperature rises to fight off infection
Fever
leukocyte is a type of this kind of blood cell
white blood cells
T-Cells
most important way to avoid getting sick
Wash Hands
pathogen that can cause infection, sometimes treated with antibiotics
Bacteria
the most common allergen
Pollen
children might have these removed if they're frequently infected and enlarged
Tonsils and/or Adenoids
leukocytes that mature in the bone marrow
B-Cells
try meditation or exercise to reduce this
Stress
pathogen that uses your own cells to make more, kills your cells, and makes you sick
Pathogenic Virus
another term for swelling when WBCs collect at site of infection
Inflammation
the fluid that moves between cells to remove pathogens, cellular waste, and excess fluid
Lymph
taking a dead or weakened virus into your body
Vaccination
vitamin from sunshine, fish, and eggs
Vitamin D
disorder when the body attacks its own healthy cells
Autoimmune Disorder (Lupus, Rheumatoid Arthritis)
Histamine
filters blood, stores platelets and WBCs, recycles old RBCs
Spleen
you have this when your body remembers an antigen and how to fight it
Immunity
good bacteria found in yogurt and fermented foods
Probiotics
hepatitis, Ebola, HIV are examples
Dangerous Viruses
a hypersensitive response of the immune system to a harmless pathogen
Allergy