Question

• Describe active versus passive immunity and provide an example of each. Define antibody or immunoglobulin and describe the five molecular classes of immunoglobulins and their function(s) in the body by providing a pathologic example for an increase of each immunoglobulin (e.g., IgE—parasitic infection). Why are some viruses inaccessible to antibodies after initial infection?

Answer 1

Date LMMUNITY ActVE TMUNITY A imnn ia adaptueiminemedy nwhche the iee Lindlud aud la diucase causing heran dealepa the hes Aurin Actuis inmeuly r anck Natnal nilniaUpen vaccinaten ocfeieg pathegew ertionet ExAMeLE:Mulkipe i tiens teetk au dove fer adegate aquiset an vacenes PascivE TONY h adep achicucd bythe hauler immune che to Ehe descased pessen ly aut bodues Liseth antibo dies rathe ww.sb no a an them but ilt than Shesk loatery Parm inimedeake 4.2 eulk Nalual Audibedie pro duced Buthisde Lintsooluccel mto hest Audebady treafer fom ene helt another ExampLE haufergmatirelanthale b H fele by placdnk fer dsicase liketata nds faliatiana Lusballa Page No.

Date #ANTIBODY TMNMUNDLDBIN digene bndiy e ase nctene fradued by B-celle h vaou g achi tasues ante Ancth CLASES Ig G-duly belich an dress the placnla ANTIBODIESd elevale erim lencls hare been aperted ta he fend u falienks with ad vauced chrene diese CLD) aloug lith atngaminaglekunliemia A-Picdeamnautly fand oxte ial seeretai bacly like teas, halat lkede mucosa ets aeds and Igcam ntract with baetial inhibit thaiattachment micoial facti faiet dla autibady 24 M-he 3 a B-cell mary helponde she fest y wheck t an FmetionPene mdecature fantaesie aly neo bam ih an intratersie D- 0-219 al eu baund exfabesed by matre Functin 4. Majory membrame Lells Acducatio Bcells th Halhdy aphcaloyqtem E Mediales mmediate pont lske authn fere ete reacture aipathegeud sedled A A Puenides anti faranlthe Page Na

Date Fiunctione- ireprstret rale i type byperaenatesaly eachion &feathophyeily astlma Andigen buidsiy site 7 constant gion chaun Vaiabl egi en Heauy chem Gennal uthudy Structure VIRUSES AND IMMUNITY Some visuses ase inaccesible to antabedies apte eal fectioi beeause they adapt theableters T cells detectiol avoided th be rea besig visal peptides to Tlels bare vaiaunt slians also Alho the that vikisu aveid the imnune can virus the Las 4 variant SOURCES Kuby-Sunemo Logy 5 det P Kunlar U.Muna Lik Seiences th eda www.cdego www ncbi hlm hih gov www.hature. com 3 4, Fege No.