2.17.06 L53 - February 11, 2008 Lecture 53: The Immune...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
May 7, 2009 Lecture 53: The Immune System The Body’s Defense Primary : The Walls – Physical Defenses o Our skin, epithelia (in and out of body, i.e. lung ep)  Secondary : Soldiers – Cellular attacks o Macrophages, Neutrophils, NK Cells, Dendrytic Cells Tertiary : Sentinels – Immune Responses o B and T Cells Where the War is fraught: bone marrow, blood, lymph, etc… Blood Cell Types All start from bone marros Erythroid Preogrnitors o RBCs and platelets Granulocytes o Neutrophils (WBCs) o Eosophils Monoctyes Lymphocytes o NK – Natiural Killer Cells o B-Cells Plasma Bs – Humoral (think Bs=Blood Memory BS o T-Cells (cellular) Cytotoxic T-Helpers Regulatory NON-SPECIFIC [Innate] Defenses Cellular Responses o Phagocytosis increasing alertness of system). o
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/11/2008 for the course BIO G 101 taught by Professor Gilbert,c. during the Fall '07 term at Cornell University (Engineering School).

Page1 / 3

2.17.06 L53 - February 11, 2008 Lecture 53: The Immune...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online