Transcript
Pre AP Biology
Circulatory and Immune Systems(8.11)
Gastrovascular Cavity
Open Circulatory (left) &Closed Circulatory (right)
Heart StructureAtrium – receives blood
Ventricles – pump blood out
Water Vascular System
Blood Vessel Types
Where is the blood?
Blood Cell Types
Antibodies attaching to the antigen
Antigen-bindingsites
Epitopes(antigenicdeterminants)Antibody A
Antibody BAntibody C
Antigen
WBC “eating” a pathogen
Innate Immunity
Plant defenses - Thorns
Plant defenses - cork