Infectious diseases Flashcards
This or That? For each disease, choose the agents of infection.
Varicella zoster
A. Protozoa
B. Virus
B. Virus
Varicella zoster is a type of herpesvirus that causes chickenpox in children and young adults. In adults, varicella zoster causes shingles. The virus may remain dormant in the body for years..
This or That? For each disease, choose the agents of infection.
Pneumocystis jirovecii
A . Protozoa
B. Fungi
B. Fungi
Pneumocystis jirovecii is an opportunistic fungal infection affecting the pulmonary system. Immunocompromised individuals, such as those suffering from infection by the human immunodeficiency virus, are most at risk for infection by Pneumocystis jirovecii.
This or That? For each disease, choose the agents of infection.
Vibrio cholerae
A. Bacteria
B. Virus ‘
A. Bacteria
. The causative agent of cholera is the bacterium, Vibrio cholerae. Cholera is marked by copious amounts of “rice-water” stools. Patients may lose up to 1 liter of fluid per hour as Vibrio cholerae disrupts intestinal absorption.
This or That? For each disease, choose the agents of infection.
Rubella
A . Virus
B. Fungi
A-virus
Rubella is a viral infection that is also referred to as the “German measles”. Rubella can be transmitted to a developing fetus, resulting in birth defects. Protection against rubella infection is provided by the MMR vaccine..
This or That? For each disease, choose the agents of infection.
Entamoeba histolytica
A. Protozoa
B. Bacteria.
A. Protozoa
Protozoal infection of the intestines may be caused by Entamoeba histolytica. In some individuals, severe damage of the intestinal wall may occur
This or That? For each disease, choose the agents of infection.
Histoplasma capsulatum
A . Fungi
B. Protozoa ‘
A. Fungi
Histoplasma capsulatum is a fungus endemic to the Ohio Valley. Most individuals exposed to the fungus develop no symptoms.
This or That? For each disease, choose the agents of infection.
Clostridium botulinum
A. Bacteria
B. Fungi
A. Bacteria
The disease botulism is caused by a neurotoxin released by the bacterium Clostridium botulinum. The neurotoxin causes muscle flaccidity and paralysis. The toxin is also used for the management of some medical conditions.
This or That? For each disease, choose the agents of infection.
Herpes simplex
A. Fungi
B. Virus
B. Virus
The herpes simplex virus exists in two forms, type 1 (HSV-1) and type 2 (HSV-2). It is estimated that 75 to 95% of the world’s population are infected with HSV-1 or HSV-2.
This or That? For each disease, choose the agents of infection.
MRSA
A. Virus
B. Bacteria
B. Bacteria
MRSA stands for methicillin-resistant Staphylococcus aureus, a bacterial infection. MRSA infections are resistant to several classes of antibiotics.
This or That? For each disease, choose the agents of infection.
Haemophilus influenzae
A. Bacteria
B. Virus
A. Bacteria
Although the word “influenza” in contained within the name Haemophilus influenzae, H. influenzae is actually a bacterium, and not the causative agent of seasonal flu. H. influenzae may cause ear infections and meningitis.
This or That? For each disease, choose the agents of infection.
Plasmodium falciparum
A . . Virus
B. Protozoa
B. Protozoa
Plasmodium falciparum is responsible for the most devastating protozoal disease in the world, malaria. I
This or That? For each disease, choose the agents of infection.
Streptococcus pyogenes
A. Virus
B. Bacteria
B. Bacteria
Streptococcus pyogenes causes the bacterial infection commonly referred to as “strep throat.” Streptococcal infections may progress and cause rheumatic heart disease and glomerulonephritis.
This or That? For each disease, choose the agents of infection.
Influenza
A. Virus
B. Bacteria
A. Virus
The illness commonly referred to as the “flu” is the result of infection with the influenza virus. The influenza virus is also present in birds and other animals, such as swine.
This or That? For each disease, choose the agents of infection.
Candida albicans
A. Fungi
B. Bacteria
A. Fungi
The most common opportunistic fungal infection is due to Candida albicans. When a C. albicans infection is present in the mouth, it is often referred to as “thrush.” Overgrowth of C. albicans in the vagina is known as a “yeast infection.”
This or That? For each disease, choose the agents of infection.
Giardia lamblia
A. Fungi.
B. Protozoa
B. Protozoa
Giardia lamblia is a protozoan that infects humans, but also many other mammals including cattle, sheep, and beaver. Exposure to G. lamblia usually occurs by drinking water contaminated with cysts.
