🔬 Infectious Agents
This non-living agent needs a host to replicate.
What is a virus?
Tool used to observe bacteria after Gram staining.
What is a microscope?
DOUBLE JEOPARDY: The primary job of an epidemiologist.
What is investigating the cause, spread, and control of disease outbreaks?
Feature that distinguishes Gram-positive from Gram-negative bacteria.
What is color after a Gram stain?
Most likely mode of transmission for COVID-19 on a bus.
What is airborne (indirect)?
The cause of athlete's foot.
What is a fungus?
The goal of using a streak plate method.
What is to isolate individual colonies?
The part of the chain of infection an unvaccinated child represents.
What is a susceptible host?
Bacterial shape referred to as “cocci.”
What are spheres?
DOUBLE JEOPARDY: Part of the infection chain represented by a contaminated stethoscope.
What is the mode of transmission?
A misfolded protein that causes neurological disease.
What is a prion?
Three Characteristics used to describe bacterial colonies.
A variety of answers
The best first step when 9 ICU patients get the same infection.
What is interviewing staff and reviewing patient data?
DOUBLE JEOPARDY: Cells that help the immune system respond quicker next time.
What are memory cells?
Chain of infection part represented by a cough.
What is portal of exit?
DOUBLE JEOPARDY: The most likely cause of Melissa's sore throat that improved with antibiotics.
What is a bacterium?
Best way to prevent lab cross-contamination.
What is using aseptic technique?
The most likely reservoir for an E. coli outbreak from beef.
What are animals?
Example of innate immune defense.
What is the skin barrier?
This link in the chain of infection involves how a pathogen gets into a new host, such as through broken skin, inhalation, or ingestion.
What is the portal of entry?
The infectious agent that caused pink-stained rod shaped bacteria in a case study.
What is Gram-negative bacilli?
DOUBLE JEOPARDY: The correct order of Gram stain steps.
Crystal violet --> Iodine --> Alcohol --> Safranin
What is the goal of epidemiology?
Answers may vary.
Function of B cells.
What is producing antibodies?
DOUBLE JEOPARDY: To fully describe how infections spread, name all six links in the chain of infection in the correct order.
What are the infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, and susceptible host?