Question 5
Which of the following is a substance that stimulates the immune system?
Toxin
Pathogen
Antigen
Infectious agent
None of the answers listed
Question 6
Which term best describes the following event? In 2009, H1N1 influenza spread fast around the world. Within a few months, the novel virus caused about 17,000 deaths worldwide. On October 25, 2009, US President Barack Obama officially declared H1N1 a national emergency.
Epidemic
Endemic
Pandemic
Outbreak
None of the answers listed
1.C. Antigen is defined as foreign bodies which when enters the human body stimulates immune response to fight off the foreign substance.
2. Pandemic is considered when a certain disease or virus hits the whole nation or world.
Which of the following is a substance that stimulates the immune system?
The world’s 3 billion-plus smartphones emit the kind of data that health authorities covet during outbreaks. They show where individuals are, where they’ve been and who they might have talked to or even touched — potentially offering maps to find infected people and clues to stopping new ones. But gaining access to this data, even amid a global pandemic, is made complex by the legal and ethical issues surrounding government access to information that can reveal intimate details about citizens’...