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Lecture

Anatomical Barriers + cells of immune system.docx

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Department
Natural Science
Course
NATS 1670
Professor
Motti Anafi
Semester
Fall

Description
Anatomical Barriers 11/16/2011 Skin An outer layer of intact skin Normal flora Flushing (sweat) Fatty acids Gastrointestinal tract Peristalsis  Low pH Bile salts Nasopharynx and eye Muscus, saliva Flushing Tears Lysozyme­ destroy bacterial cells The organs of the immune system The immune system is found throughout the body and is made up of many different cell, organs, and  tissues The lymphoidal system is divided into  Central lymphoidal organs Bone marrow The factory for haematopoietic stem cells The thymus Instructs certain lymphocytes to differentiate into thymus­dependent (T) lymphocytes Peripheral lymphoidal o
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