To elicit the best antibodies to mouse MHC I, it should be injected into a goat mouse of a different strain mouse of the same genetic background (strain) rat TRUE ANSWER : ? YOUR ANSWER : ?
Antibodies bound to an invading microorganism activate the complement system via Embden Meyerhof pathway classical pathway metabolic pathway Entner-Doudoroff pathway 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 None of these both (a) and (b) cytotoxic T lymphocytes (CTL) 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 Lymph ducts that enter and exit the nodes and Lymph fluid Huge numbers of white blood cells All of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following immune cells would have an especially low count in a patient with advanced AIDS? B lymphocytes Helper T lymphocyte None of these Killer T lymphocytes TRUE ANSWER : ? YOUR ANSWER : ?
Plasma cells produce thousands of __________ that are released into the bloodstream antibodies antigens virus fragments helper T cells TRUE ANSWER : ? YOUR ANSWER : ?
What are the solutions prepared from weakened or dead microorganisms, viruses, or toxins that provide some immunity from diseases? Vaccines Histamines Antibiotics Drugs TRUE ANSWER : ? YOUR ANSWER : ?
During exposure to a foreign invader, there are more __________ present in the vertebrate body than before exposure antibodies lymphocytes macrophages and antigens all of these 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 None of these antibody via the alternative pathway antibody via metabolic pathway TRUE ANSWER : ? YOUR ANSWER : ?
What is the result of an abnormal response of the immune system to part of a person's own body? An autoimmune disease Cancer An allergic response Passive immunity TRUE ANSWER : ? YOUR ANSWER : ?