Immunogenicity depends on the ability of the native antigen to be presented by MHC is usually a property of self antigens such as eye tissue is not a property of antibodies is not a property of haptens TRUE ANSWER : ? YOUR ANSWER : ?
Polysaccharides on the surface of infecting microorganisms can also activate complement directly in the absence of antigen via the alternative pathway antibody via metabolic pathway antibody via the alternative pathway None of these TRUE ANSWER : ? YOUR ANSWER : ?
If a person is vaccinated against a disease sometime in the past, which of the following is currently in your body? A very high level of antibodies against the disease antigens Memory B lymphocytes for the antigen of this disease organism All of these The disease organism itself and antigens for the disease organism TRUE ANSWER : ? YOUR ANSWER : ?
In cellular immunity, T lymphocytes are responsible for the recognition and killing of foreign invaders. The cells are killer T cells both (a) and (b) None of these cytotoxic T lymphocytes (CTL) TRUE ANSWER : ? YOUR ANSWER : ?
Immunological memory is due to short lived macrophage that can recognize specific pathogens long lived B cells that secrete a specific antigen short lived helper T cells that signal macrophage to divide long lived B cells that secrete a specific antibody TRUE ANSWER : ? YOUR ANSWER : ?
Plasma cells produce thousands of __________ that are released into the bloodstream antigens virus fragments helper T cells antibodies TRUE ANSWER : ? YOUR ANSWER : ?
To elicit the best antibodies to mouse MHC I, it should be injected into a rat goat mouse of the same genetic background (strain) mouse of a different strain TRUE ANSWER : ? YOUR ANSWER : ?
What is a protein produced by host cells infected by viruses? Antiserum Histamine Interferon Vaccine TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following immune cells would have an especially low count in a patient with advanced AIDS? Helper T lymphocyte B lymphocytes Killer T lymphocytes None of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is in the lymph nodes of a person battling a cold virus? Trapped viruses that have been roaming the body Huge numbers of white blood cells All of these Lymph ducts that enter and exit the nodes and Lymph fluid TRUE ANSWER : ? YOUR ANSWER : ?