***Honor students must multi-task by reviewing web page daily, textbook as reference and notes from class as we approach the most challenging, high level and rigorous chapters yet- we will require all background knowledge from previous chapters and move forward too...stay focused as some will find this very difficult material.
Tutoring may be necessary for some-always available in mornings by appt, enrichment in pd 5, or after school by appt, never Wed or Friday...
***Integrity is important to this class...Never erase or change your answers as instructed in August as it may be interpreted as a form of cheating ...
Ch 12-Lymphatic System.docx Ch 12-Lymphatic System.docx
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Ch 12 Intro-Lymph and Immunity...Video Notes...
***Lympha colorless fluid containing white blood cells, which bathes the tissues and drains through the lymphatic system into the bloodstream.
***Today's video link...https://youtu.be/BX8fBlme9vQ
Video notes are above!!

Structures: Lymph Nodes, Tonsils, Thymus and Spleen...

. Ch 12.2...Specific and Non-specific Defenses of Immunity...t6ext p. 421-443
***Video from today...https://youtu.be/bo_TNSF3-dw

Nonspecific:(Innate Immunity = inborn)
1. First Line of Nonspecific Defenses is Mucous Membranes(skin)-protect against Pathogens entering body...
2. Second Line of Nonspecific Defenses is Inflammatory response(Histamine)

Specific (Adaptive Immunity)
3. Third Line of Defense...Immune Response-Macrophages digest B cells and T cells...

***A Vaccine is a solution that contains a dead or modified pathogen that can no longer cause disease. 

***In an  autoimmune disease, the body launches an immune response against its own cells, attacking body cells as if they were pathogens *HIV = AIDS)

***Allergy:   is the body’s inappropriate response to a normally harmless antigen. Allergy causing antigens include pollen, the feces of dust mites, fungal spores, and substances found in some foods and drugs

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