$$ID_{50} = \frac{\text{Number of organisms required to infect 50% of the population}}{\text{Total population}}$$

Question 1

Which of the following best describes medical mycology?

Accepted Answer

The study of fungi that cause diseases in humans

Question 2

Which of the following is NOT a representative group in the kingdom Fungi?

Accepted Answer

Ciliates

Question 3

Which structure is responsible for the production of asexual spores in fungi?

Accepted Answer

Sporangium

Question 4

Which of the following is a vegetative structure found in fungi?

Accepted Answer

Hyphae

Question 5

Which of the following is a sexual spore produced by fungi?

Accepted Answer

Zygospore

Question 6

Which of the following is a correct description of mutualism?

Accepted Answer

Both organisms benefit from the relationship

Question 7

Which of the following is NOT a portal of entry for pathogens?

Accepted Answer

Liver

Question 8

Which term describes a disease that is easily spread from one host to another?

Accepted Answer

Communicable

Question 9

Which of the following is a vector for disease transmission?

Accepted Answer

Mosquito

Question 10

Which of the following is a characteristic of an opportunistic mycosis?

Accepted Answer

Occurs in immunocompromised hosts

Question 11

Which of the following is a correct definition of pathogenesis?

Accepted Answer

The development of disease and the chain of events leading to that disease

Question 12

Which of the following is NOT a period of disease?

Accepted Answer

Transmission

Question 13

Which of the following is a function of the CDC?

Accepted Answer

Publishing the MMWR to track disease trends

Question 14

Which of the following best describes the difference between endotoxin and exotoxin?

Accepted Answer

Exotoxins are secreted by living bacteria, endotoxins are part of the bacterial cell wall

Question 15

Which equation correctly represents the calculation of ID50?

Accepted Answer

$$ID_{50} = \frac{	ext{Number of organisms required to infect 50% of the population}}{	ext{Total population}}$$

Question 16

Which of the following is a common misconception about Koch’s postulates?

Accepted Answer

They can be applied to all infectious diseases without exception

Question 17

Which of the following is a portal of exit for pathogens?

Accepted Answer

Blood

Question 18

Which of the following is a zoonosis that can be transmitted to humans?

Accepted Answer

Rabies

Question 19

Which of the following is a correct definition of bacteremia?

Accepted Answer

Presence of bacteria in the blood

Question 20

Which of the following is a factor that increases invasiveness of a pathogen?

Accepted Answer

Production of capsules

Microbiology Study Guide: Fungi, Helminths, Pathology, and Epidemiology

Study Guide - Practice Questions