HCA 225 Introductions
What infectious disease agents do you know about? List some…
Bacterium, virus, helminth, protozoan, fungus
In a word, or a few words, say something about the agents you listed above.
Virus- this are small acid molecule which are present in protein and can multiply in living
Bacterium- this are microorganisms which have organized molecules which transmit
Protozoan- this is a single celled and small animal like an amoeba which is known to feed on
hosts that have organic tissues.
Helminth- this is a parasite in form of a worm which infect intestinal tract.
Fungus- this are organisms such as yeast and it affects soil, plants, water, air and even
How are infectious diseases transmitted? List all ways you know about.
Direct contact- This includes person to person, animal to person and mother to unborn child
Indirect contact- This is a transmission that happens once one touches something that a sick
React to the following statements:
You find out that someone you had sex with gave you Herpes.
I would try and seek medical help firstly from a medical practitioner or try and identify how
severe it is before going to a hospital.
You just had sex with a guy who had HIV and didn’t know it.
I would be devastated and shocked. I wouldn’t want to share this with anyone apart from a
doctor while getting medical support.
You have a ‘sore’ in the genital area.
First, sores are brought by different things including bad hygiene; I would try and determine
the type of sore using the internet.
You are on an airplane and the woman next to you is coughing and looks ill.
I would like to know if she is ill and where she was suffering from before I took the next step
of notifying the flight attendance.
You are in Brazil and you had sex while there. When you come back to the U.S., you
discover that you have a Zika infection.
I would seek immediate medical help from a major hospital.
Your roommate just got back from a country in Africa where there is an on-going Ebola
First I wouldn’t ask them to get tested.
Your child has Ebola and may die.
Take the child to get medical attention as soon as possible without having contact with them.
"Types of Infectious Agents". Mayo Clinic, 2018, https://www.mayoclinic.org/diseasesconditions/infectious-diseases/multimedia/types-of-infectious-agents/img-20008643
"Infectious Diseases - Symptoms And Causes". Mayo Clinic, 2018,
How many different ways can infectious agents spread? Give an example for each.
Direct contact- this happens when one person gets affe...