Human Body Systems

Immune System

MCAT Anatomy > Human Body Systems > Immune System


Non-Specific Defense Systems


See Skin

Respiratory System

See Respiratory System

The Respiratory System also has a first line of defense. It contains mucous passages lined with cilia, which trap particulate matter and push it up towards the oropharynx and then swallowed. The main goal is prevent dirt and smoke but it also helps prevent bacteria and viruses that are trying to hitch a ride.

Innate Immune System

See Innate Immune System

Immune Cell Formation

See Immune Cell Formation

Cell Mediated Immunity

See Cell Mediated Immunity

Humoral Immunity

See Humoral Immunity

Immune System

Immune System Links

MCAT Anatomy

MCAT Anatomy Topics