Lymphatic System Flashcards
Cervical Region
Drains anything above the neck
Axillary Region
Drains the breast and arm
Supratrochlear Region
Drains the forearm
Inguinal Region
Drains the lower limbs
Pelvic Cavity
Drains the pelvic region
Abdominal Cavity
Drains the abdominal region
Thoracic Region
Drains the rest of the body
Pathogens
Disease-causing agents
Innate (Nonspecific) Defense
General defenses, protect against many types of pathogens
Adaptive (Specific) Defense
More precise, targeting specific pathogens
Thymosin
Stimulates T-Cell maturation
Natural Killer Cells
Secrete perforin to initiate apoptosis
Right Lymphatic Duct
Drains the upper right quadrant
Helper T-Cells
Activate other cells and help B-cells produce antibodies
Cytotoxic T-Cells
Attack virally infected cells and cancerous cells
Memory B-Cells
Provide future immune protection
Cytokines
Signal cellular responses
Type I Hypersensitivity
Immediate reaction
Type II Hypersensitivity
Immune attack on its own cells
Type III Hypersensitivity
Antigen-antibodies clump up in tissues
Type IV Hypersensitivity
Delayed reaction