MIP 315 Final questions with 100% correct answers rated A+ 2023/2024

MIP 315 Final If you could choose only one of the following to improve the health of the greatest number of people of all ages, which would you choose? a. Vaccinations b. Chlorination of the water supply c. Antibiotics d. Antivirals e. Mosquito control - correct answer b. Chlorination of the water supply Nearly all living organisms are in symbiotic relationships with other organisms is a consequence of which of the following? a. animal and plant cells require endosymbionts to generate energy b. bacteria outnumber and interact with us all c. viruses outnumber and interact with us all d. funguses outnumber and interact with us all e. all of the above - correct answer e. all of the above Which of the following do heart disease and stroke have in common? a. They are both chronic (endogenous) diseases. b. They are among the leading causes of death worldwide. c. They are both ultimately due to atherosclerosis d. They are among the leading causes of death in the developed world e. All of the above are common to strokes and heart disease - correct answer e. All of the above are common to strokes and heart disease The fact that all animals contain more bacterial cells than animal cells suggests that most of the bacteria that infect us a. cause disease b. establish commensal or mutualistic relations with their hosts c. are gram-positive bacteria d. are gram-negative bacteria. e. establish parasitic relations with their hosts - correct answer b. establish commensal or mutualistic relations with their hosts Bacterial endotoxins may cause disease by a. altering normal functions at neuromuscular junctions b. inducing systemic inflammation c. interfering with specific host-cell functions d. growth on host cells and digestion of host tissues e Any of the above - correct answer b. inducing systemic inflammation Salmonella bacteria produce multiple products that a. accelerate endocytosis of salmonella bacteria b. reduce water absorption in the gut c. induce inflammation d. inhibit immune responses e. induce all of the above - correct answer e. induce all of the above Which of the following is the biggest challenge in salmonella control a. domestic and wild animal reservoirs of salmonella b. the nature of the host immune response to salmonella c. human reservoirs of salmonella d. salmonella cell wall proteins e. all of the above are true of salmonellosis - correct answer a. domestic and wild animal reservoirs of salmonella The antibiotic meticillin interferes with assembly of peptidoglycans. This makes meticilin an effective antibacterial because a. Bacteria are obligate intracellular parasites b. Peptidoglycans are unique to bacteria c. Bacteria rely on host cell components to produce more bacteria d. Most disease-causing bacteria are intracellular bacteria e. All of the above - correct answer b. Peptidoglycans are unique to bacteria Which of the following are responsible for the symptoms of viral diseases? a. viral tropisms b. host immune responses c. host inflammatory responses d. viral tissue specificity e. all of the above - correct answer e. all of the above In spite of being an enveloped virus, influenza is among the most contagious viruses know. This is because a. influenza infect respiratory epithelial cells b. influenza infects epithelial cell in the gut c. influenza causes a hemorrhagic fever in all species d. influenza moves between animals as an aerosol