QUIZ

Question 1

Ringworm is an example of a:

a. fungal infection
b. helminth infection
c. protozoal infection
d. bacterial infection

Answer 1

a. fungal infection

Question 2

Neisseria meningitidis is an example of a:

a. gram positive coccus
b. gram positive bacillus
c. gram negative coccus
d. gram negative bacillus

Answer 2

c. gram negative coccus

Question 3

The capsule allows bacteria to:

a. move around
b. avoid phagocytosis
c. attach to mucosal cells
d. survive harsh conditions

Answer 3

b. avoid phagocytosis

Question 4

Viruses are simple and different from bacteria and eukaryotes. They typically consist of:

a. cell wall, nucleus and cytoplasm
b. DNA or RNA, a capsid and envelope
c. protein molecules only
d. a simple nucleus with no membrane

Answer 4

b. DNA or RNA, a capsid and enveloped

Question 5

The scientist who was instrumental in developing penicillin into a medication was:

a. Howard Florey
b. Robert Hooke
c. Robert Koch
d. Edward Jenner

Answer 5

a. Howard Florey

Question 6

Plasmodium falciparum is a(n):

a. Apicomplexan
b. Flagellate
c. Yeast
d. Trematode

Answer 6

a. Apicomplexan (intracellular single-celled parasites belonging to the large phylum Apicomplexa are amongst the most prevalent and morbidity-causing pathogens worldwide)

PS Plasmodium falciparum causes malaria!

Question 7

Ignaz Semmelweis is famous for advancing knowledge in infection control. He did this through….

Answer 7

Establishing handwashing in hospitals

Question 8

A naked virus is one without a….

Answer 8

Envelope

Question 9

The main mode of transmission of Giardia intestinalis is……

Answer 9

Ingestion of contaminated water

Question 10

In parasitology a definitive host is the host where…..

Answer 10

Sexual reproduction occurs

Question 11

A person who has a normal healthy immune system acquires a new strain of E. coli that now lives in his gastrointestinal tract. This individual is not ill. A second person with acute leukaemia and no white blood cells acquires the same organism, and develops severe diarrhoea. This organism is:

a. normal flora for both individuals
b. an opportunistic pathogen for both individuals
c. an opportunistic pathogen for the healthy individual
d. an opportunistic pathogen for the ill person

Answer 11

d. an opportunistic pathogen for the person with leukaemia