{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Ch 43 - Chapter 43 The immune system Understand the...

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

View Full Document Right Arrow Icon
Chapter 43 The immune system Understand the different levels of body’s response and which are specific Understand the differences between humoral and cell-mediated responses Know the role of B and T cells and why secondary infections are handled faster Know how the immune system is involved with AIDS, auto-immune diseases, viral diseases, cancer and allergies Figure 43.2 An overview of the body's defenses Figure 43.4 Phagocytosis by a macrophage Figure 43.5 The lymphatic system Body’s defense system 1) Surface coverings (integument, parasite cuticle) 2) Non-specific cellular responses 0. Interferon attacks viruses 1. Complement system attacks bacteria 2. Damaged cells produce histamine which causes 0. vasodilation 1. increased immune response, 2. more WBC’s to site 3. inflamation 3) Natural killer cells attack viruses by apoptosis Figure 43.6 A simplified view of the inflammatory response Invertebrate immune systems Sea stars have ameboid like phagocytes Insect blood cells (hemocytes) phagocytize and secrete antimicrobial peptides Invertebrates lack WBC’s and acquired immunity, although they can
Image of page 1

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

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

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern