Block C

Question 1

most fungi are multicellular, forming a network of ______

Answer 1

hyphae

Question 2

______ that extend above the surface can produce asexual spores called ______

Answer 2

hyphae, conidia

Question 3

What symptoms can Coccidioidomycosis cause

Answer 3

respiratory symptoms, pneumonia

Question 4

Describe Blastomycosis (2 marks)

Answer 4

slowly infects the lung and if left untreated, can lead to skin lesions

Question 5

Why is Candida albicans dangerous to healthcare

Answer 5

forms a biofilm which protects it from anti-fungal medication

Question 6

In anti-fungal drugs, what inhibits chitin synthesis

Answer 6

polyoxins

Question 7

What is ergosterol

Answer 7

it is an analogue of cholesterol in fungal membranes

Question 8

Name 2 ergosterol inhibitors

Answer 8

azoles and polyenes

Question 9

fungal walls are made of what

Answer 9

chitin

Question 10

what helps plant roots obtain phosphorus

Answer 10

mycorrhizae

Question 11

What is zygomycetes known for

Answer 11

food spoilage

Question 12

What is ascomycetes known for

Answer 12

decomposes dead plant material

Question 13

Describe the mechanism of action of fungal hypersensitivity diseases

Answer 13

when we inhale large numbers of spores, there is hypersensitivity because of lymphocyte production

Question 14

Name 3 examples of fungal hypersensitivity diseases

Answer 14

rhinitis, asthma, alveolitis

Question 15

Which types of pathogenic fungi is most dangerous, why and who is most susceptible to it

Answer 15

systemic infections, because it directly infects the organs, immune compromised people or elderly