Exam 1 - Mycology Characteristics

Question 1

spaghetti and meatballs

Answer 1

Tinea versicolor

Question 2

Mild type and deep pustular type

Answer 2

Tinea barbae

Question 3

Keloids and kerions

Answer 3

Tinea barbae

Tinea capitis

Question 4

Microconidia

Answer 4

Trichophyton species

Question 5

Males before puberty

Females after puberty

Answer 5

Tinea capitis

Question 6

gray-patch ringworm

Answer 6

Tinea capitis

Question 7

Chains of macroconidia and hyphae

Answer 7

Tinea capitis

Question 8

yellowish-brown, cup-shaped skin crusts

Answer 8

Tinea favosa (capitis)

Question 9

Spread circularly

Answer 9

Tinea corporis

Question 10

Extensive hyperkeratosis

Answer 10

Tinea corporis

Question 11

Annular type and vesicular type

Answer 11

Tinea corporis

Question 12

mycelia and conidiospores

Answer 12

Tinea corporis

Question 13

club-shaped macroconidia with rough walls

Answer 13

Tinea corporis (microsporum canis)

Question 14

Erythema and intense itching occur at first with older lesions becoming leather-like

Answer 14

Tinea cruris

Question 15

club-shaped macroconidia with smooth walls

Answer 15

Tinea cruris (Epidermophyton)

Question 16

does not produce microconidia

Answer 16

Epidermophyton floccosum

Question 17

Infections are localized to keratinized skin

Answer 17

Tinea pedis

Question 18

secondary bacterial infections develop.

Answer 18

Tinea pedis

Question 19

hyphae and macro- or microconidia

Answer 19

Tinea pedis

Question 20

large tumor-like areas of infection

Answer 20

Lobomycosis

Question 21

thick-walled, globose-to- lemon-shaped budding yeasts joined by short tubes (chains of yeasts)

Answer 21

Lobomycosis

Question 22

This yeast cannot be cultured

Answer 22

Lobomycosis

Question 23

local lesions in the lymphatics

Answer 23

Sporotrichosis

Question 24

Asetroid bodies and cigar shaped budding yeast

Answer 24

Sporotrichosis

Question 25

large emboli in the brain, spleen and kidneys

Answer 25

Candidiasis

Question 26

Heart valve replacement

Answer 26

Candidiasis

Question 27

Endocarditis

Answer 27

Candidiasis

Question 28

chains of oval-to-globose, budding yeast cells or pseudohyphae with constrictions at septa and with oval blastospores near the septa.

Answer 28

Candidiasis

Question 29

true pathogen that is associated with flowering eucalyptus trees

Answer 29

Cryptococcus gattii

Question 30

transmitted by inhalation of airborne blastospores from soil or bird (pigeon) droppings

Answer 30

Cryptococcosis

Question 31

Central nervous system involvement (meningoencephalitis) is the most frequently diagnosed form

Answer 31

Cryptococcosis

Question 32

Attacks the bones

Answer 32

- Cryptococcosis | - Hystoplasmosis

Question 33

Nigrosin staining of cerebral spinal fluid or exudate shows globose yeast cells with thick polysaccharide capsules forming halos around the cells.

Answer 33

Cryptococcosis

Question 34

The presence of dsRNA mycoviruses represses the formation of toxins

Answer 34

Aspergillosis

Question 35

invasion of blood vessels

Answer 35

- Aspergillosis | - Mucormycosis

Question 36

fungus balls

Answer 36

Aspergillosis

Question 37

bronchial plugging

Answer 37

Aspergillosis

Question 38

rhinocerebral proptosis (protrusion of the eyeball)

Answer 38

- Aspergillosis | - Mucormycosis

Question 39

growths on the heart valves

Answer 39

Aspergillosis

Question 40

Demonstration of conidial structures or acute-angle branching, septate hyphae in stained preparations of sputum or bronchoalveolar lavage

Answer 40

Aspergillosis

Question 41

sheath around the hyphae

Answer 41

Mucormycosis

Question 42

are true medical emergencies

Answer 42

Mucormycosis

Question 43

Central nervous system infections

Answer 43

Mucormycosis

Question 44

Demonstration of broad, branching, non-septate | or sparsely septate hyphae with right angle branching in stained preparations of biopsy material

Answer 44

Mucormycosis

Question 45

the disease is found in domestic animals and rodents but is not transmitted from person-to-person or by animals

Answer 45

Coccidioidomycosis

Question 46

Risk of infection is greatest in pregnant women and non-whites and is most common in the summer months.

Answer 46

Coccidioidomycosis

Question 47

pleuritic pain

Answer 47

Coccidioidomycosis

Question 48

desert bumps

Answer 48

Allergic coccidioidomycosis

Question 49

valley fever

Answer 49

Pulmonary coccidioidomycosis

Question 50

Arthritis can occur and is known as desert rheumatism

Answer 50

Coccidioidomycosis

Question 51

Staining of tissue demonstrates thin-walled spherules with endospores

Answer 51

Coccidioidomycosis

Question 52

called summer fever in children

Answer 52

Mild pulmonary histoplasmosis

Question 53

oropharyngeal ulcer formation on mucous membranes that become granulomatous

Answer 53

Mucocutaneous histoplasmosis

Question 54

Fever, anemia, meningitis, hepatosplenomegaly, leukopenia, septic shock and weight loss

Answer 54

Systemic histoplasmosis

Question 55

Exudate cells contain extra- or intracellular oval yeasts with prominent bud scars and thin walls

Answer 55

Histoplasmosis

Question 56

The fungus is thermally dimorphic

Answer 56

Histoplasmosis

Question 57

An enzyme immunoassay of polysaccharide antigen from urine is used

Answer 57

Histoplasmosis