Microorganisms and Disease Which is not a major defense mechanism in the stomach? Low pH Dense normal flora Proteolytic enzymes All of these Low pH Dense normal flora Proteolytic enzymes All of these ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Coxsackie virus B3, a subgroup of enteroviruses, commonly causes myocarditis muscular dystrophy gastroenteritis acute hemorrhagic conjunctivitis myocarditis muscular dystrophy gastroenteritis acute hemorrhagic conjunctivitis ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease The toxins produced by bacteria interfere with physiological processes in the body kill viruses All of these encourage bacterial reproduction interfere with physiological processes in the body kill viruses All of these encourage bacterial reproduction ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Lactoferrin helps to protect against pathogens by lowering the pH facilitating the growth of normal flora sequestering Iron blocking sebum production lowering the pH facilitating the growth of normal flora sequestering Iron blocking sebum production ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease In the human disease cholera, what is it that actually ends up killing the victim? Faulty carrier proteins Dehydration and loss of nutrients Too little water in the food stream the toxin produced by the bacterium Faulty carrier proteins Dehydration and loss of nutrients Too little water in the food stream the toxin produced by the bacterium ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive within macrophages survive the acid pH of the stomach activate T cells to proliferate and secrete cytokines secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive within macrophages survive the acid pH of the stomach activate T cells to proliferate and secrete cytokines ANSWER DOWNLOAD EXAMIANS APP