DEFINITION OF TERMS

Question 1

: fungal infection

Answer 1

MYCOSIS

Question 2

: multicellular fungi

Answer 2

MOULDS

Question 3

: single-cell fungi

Answer 3

YEASTS

Question 4

2 FORMS:

Question 5

➢Requires the formation of specialized structure called spores

Answer 5

SEXUAL REPRODUCTIVE/PERFECT FUNGI/TELEOMORPH

Question 6

: contained in a sac-like structure

Answer 6

Ascospores

Question 7

: contained in a club-shaped structure

Answer 7

Basidiospores

Question 8

: resulting from the fusion of cells from 2 different hyphae

Answer 8

Oospores

Question 9

: resulting from the fusion of 2 identical hyphae

Answer 9

Zygospores

Question 10

All sexual fungal life cycle consists of:

Answer 10

❖Plasmogamy: cell fusion
❖Karyogamy: nuclear fusion
❖Meiosis

Question 11

cell fusion

Answer 11

Plasmogamy

Question 12

nuclear fusion

Answer 12

Karyogamy

Question 13

Involves division of the nucleus and cytoplasm

Answer 13

ASEXUAL REPRODUCTIVE/IMPERFECT FUNGI/ANAMORPH

Question 14

Medically important

Answer 14

ASEXUAL REPRODUCTIVE/IMPERFECT FUNGI/ANAMORPH

Question 15

The only fungal group to produce conidia

Answer 15

ASEXUAL REPRODUCTIVE/IMPERFECT FUNGI/ANAMORPH

Question 16

: causes black mold; common food contaminant

Answer 16

Aspergillus niger

Question 17

.: causes athletes foot

Answer 17

Trichophyton spp

Question 18

: source of penicillin

Answer 18

Penicillum notatum

Question 19

: source of cyclosporin

Answer 19

Tolypocladium inflatum

Question 20

: used for improving the taste and texture of cheese

Answer 20

Other species of Penicillium

Question 21

: long, branching filamentous that come together to form mycelium

Answer 21

HYPHAE

Question 22

2-10 um in width

Answer 22

HYPHAE

Question 23

HYPHAE 2 Types:

Answer 23

HYPHAE

Question 24

3-6 um; have cellular separation or cross-walls

Answer 24

Septate Hyphae:

Question 25

5-15 um; few or no cellular separations

Answer 25

Aseptate Hyphae (Sparsely Septate)

Question 26

: lacks cross-walls

Answer 26

Coenocytic

Question 27

: chain of cells formed by budding that resemble true hyphae

Answer 27

Pseudohyphae

Question 28

Pseudohyphae 2 Classifications:

Question 29

: function in food absorption for nutrients and penetrates the media that extends below the agar surface

Answer 29

Vegetative Hyphae

Question 30

: directed above the surface of media and function as the reproductive structure

Answer 30

Aerial Hyphae

Question 31

: masses of hyphae; comprise of the colony of fungus

Answer 31

MYCELIUM

Question 32

MYCELIUM 3 Types:

Answer 32

Vegetative Mycelium Aerial Hyphae Fertile/Reproductive Mycelia

Question 33

: colony mass of the fungus

Answer 33

THALLUS

Question 34

: cause fungal disease to plants

Answer 34

PHYTOPATHOGENS

Question 35

: places where the fungus is found in nature

Answer 35

RESERVOIR

Question 36

specialized structure that enhances survival value such as resistance to adverse conditions that promote dispersion

Answer 36

spores

Question 37

also result from sexual or asexual reproduction

Answer 37

spores

Question 38

spore-like structure; cleavage, conjugation

Answer 38

conidia

Question 39

2 forms of conidia:

Answer 39

1. Macroconidia 2. Microconidia

Question 40

– large, multi-cellular conidida

Answer 40

1. Macroconidia

Question 41

– small, single- cellular conidida

Answer 41

2. Microconidia

Question 42

Types of conidia:

Question 43

– resulting from the fragmentation of hyphae into individual cells; some are separated by normal cells

Answer 43

1. Arthroconidia

Question 44

– resulting from budding from mother yeast cells

Answer 44

2. Blastoconidia

Question 45

– can survive adverse environmental conditions amd are found in molds from terminal cells in the hyphae that have enlarged and have “fade walls”

Answer 45

3. Chlamidoconidia

Question 46

– formed by being pushed through a small pore in the parent cell

Answer 46

4. Poroconidia

Question 47

– tube-shaped conidia that can be branched

Answer 47

5. Phyloconidia

Question 48

– vase-shaped; (*) if parent outer cell wall

Answer 48

6. Anelloconidia

Question 49

: causes black mold; common food contaminant

Answer 49

- Aspergillus niger

Question 50

: causes athletes foot

Answer 50

- Trichophyton spp.

Question 51

: source of penicillin

Answer 51

- Penicillum notatum

Question 52

: source of cyclosporin

Answer 52

- Tolypocladium inflatum

Question 53

: used for improving the taste and texture of cheese

Answer 53

- Other species of Penicillium

Question 54

constricted at the septa, form branches that begin with septation, have smaller terminal cells

Answer 54

Pseudohyphae

Question 55

reproductive structure arises

Answer 55

Fertile/Reproductive Mycelia

Question 56

soil, water, vegetation, etc.; habitat

Answer 56

RESERVOIR

Question 57

Growth @ 25-30oC

Answer 57

YEASTS

Question 58

Growth @ 35-37oC

Answer 58

MOLDS

Question 59

nucleus divides and migrates to the bud

Answer 59

Budding

Question 60

nucleus divides and two daughter cells are produced

Answer 60

Fission

Question 61

Branching and elongation of apical ends (Ex.[?])

Answer 61

Histoplasma capsulatum, Blastomyces dermatidis, Coccidoides immitis, Paracoccidoides brasilliensis, Sporothrix shcenckii, Penicillium mameffei

Question 62

: both yeast and mold in the same culture

Answer 62

Polymorphic fungi

Question 63

Polymorphic fungi (Ex. [?]: yeast phase follows mold phase as the colony ages)

Answer 63

Exophiala spp.

Question 64

causes paralysis when ingested

Answer 64

Dinoflagellates