Chapter 43 notes

Chapter 43 notes - Chapter 43 The Immune System Click to...

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

View Full Document Right Arrow Icon
Click to edit Master subtitle style 6/13/11 Chapter 43 The Immune System
Background image of page 1

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

View Full DocumentRight Arrow Icon
6/13/11 Internal Defenses: These proteins function by attacking microbes directly or by impeding reproduction Complement system : causes lysis of invading cells and helps trigger inflammation Interferons : released by virally-infected cells Helps healthy cells resist infection Activates macrophages
Background image of page 2
6/13/11 Internal Defenses: 1. Chemical signals (e.g., histamines) released by macrophages and mast cells cause capillaries to become more permeable 2. Fluid, antimicrobial proteins, and clotting elements enter site Figure 43.8
Background image of page 3

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

View Full DocumentRight Arrow Icon
6/13/11 Internal Defenses: Natural NK cells Attacks body cells that are virally infected or cancerous Releases chemicals that initiate apoptosis (i.e., cell death)
Background image of page 4
6/13/11 Clicker Question In the inflammatory response, the absence of which of the following would prevent all the others from happening? Increased permeability of capillaries Increased population of phagocytes in the area Release of histamine * Leakage of plasma to the affected area
Background image of page 5

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

View Full DocumentRight Arrow Icon
6/13/11 Concept 43.2: In acquired immunity, lymphocyte receptors provide pathogen- Figure 43.2
Background image of page 6
6/13/11 Antigen
Background image of page 7

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

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 29

Chapter 43 notes - Chapter 43 The Immune System Click to...

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