Bio_1A_Lecture_18_Immuno_1

Bio_1A_Lecture_18_Immuno_1 - D- On 6th of January 1777,...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon

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

View Full DocumentRight Arrow Icon

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

View Full DocumentRight Arrow Icon

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

View Full DocumentRight Arrow Icon

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

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

Unformatted text preview: D- On 6th of January 1777, after Washington had established his Valley Forge headquarters, he directed Dr. William Shippen to attack the problem of smallpox among his men by inoculating all the troops . The Commander in Chief then revised these instructions, making them applicable only to recruits who had never had smallpox . The IMMUNE SYSTEM Edward Jenner (1798) - Vaccination The Pox virus - variola Body Defenses Against Invasion INNATE IMMUNITY Rapid responses to a broad range of microbes ACQUIRED IMMUNITY Slower responses to specific microbes External defenses Internal defenses Skin Mucous membranes Secretions Phagocytic cells Antimicrobial proteins Inflammatory response Natural killer cells Humoral response (antibodies) Cell-mediated response (cytotoxic lymphocytes) Invading microbes (pathogens) (1st line of defense) (2nd line of defense) (3rd line of defense) Lymph Node General Anatomy of the Human Lymphatic System Differentiate into Macrophages and Dendritic Cells 5,000,000 540 275 5400 35 2750 Attracted to sites of infection. Attack microbes. Attack invading parasites. Release histamine (chemattractant) Involved in specific defense. Cells involved in the Bodys Defenses First line of DEFENSE The outer layer of the body Body Defenses Against Invasion INNATE IMMUNITY Rapid responses to a broad range of microbes ACQUIRED IMMUNITY Slower responses to specific microbes External defenses Internal defenses Skin Mucous membranes Secretions Phagocytic cells Antimicrobial proteins Inflammatory response Natural killer cells Humoral response (antibodies) Cell-mediated response (cytotoxic lymphocytes) Invading microbes (pathogens) (1st line of defense) (2nd line of defense) (3rd line of defense) Primary Goal: prevent organisms from gaining access Body Defenses Against Invasion INNATE IMMUNITY Rapid responses to a broad range of microbes ACQUIRED IMMUNITY Slower responses to specific microbes External defenses Internal defenses Skin Mucous membranes...
View Full Document

Page1 / 23

Bio_1A_Lecture_18_Immuno_1 - D- On 6th of January 1777,...

This preview shows document pages 1 - 8. Sign up to view the full document.

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