Download Immune System Study Guide

Immune System Study Guide
6th Grade
2 Types of Immunity
 Innate/Nonspecific
 Adaptive/Specific
immunity
Immunity
Innate/Nonspecific Immunity

Skin, tears, mucous membranes, nose hair,
and cilia.

Acts like a barrier against pathogens

Destroys pathogens on contact

Traps pathogens
Adaptive/Specific Immunity

Develops specifically tailored defenses

Includes lymphocytes, lymph vessels,
lymph nodes, thymus gland, tonsils and
spleen
Lymph System


Carries fluid away
from body tissues to
the circulatory system
thus helping to
maintain fluid balance.
Filters blood and
lymph so pathogens
are removed from the
body.
Types of Lymphocytes
 Killer
T cells
 Helper
B
cells
T cells
 Neutrophils
 Macrophages
 Antibodies
Killer T Cells
Helper T Cells
B Cells