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Microbiology 2320 Final Exam questions with correct answers
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Microbiology 2320 Final Exam questions with correct answers
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Microbiology 2320 Final ExamWhat domain, kingdom do fungi belong? - correct answer ✔✔Eukarya, fungi
CARBON SOURCE for fungi - correct answer ✔✔Organic Carbon
ENERGY SOURCE for fungi: - correct answer ✔✔Chemical Energy
what is in fungi cell wall? - correct answer ✔✔chitin
CHITIN IS A flexible, strong, ______. - correct answer ✔✔nitrogenous polysaccharide
Are Fungi photosynthetic? - correct answer ✔✔no
the Body of fungi, a vegetative non reproducing fungi - correct answer ✔✔thallus
Small, Globular, Single Celled - correct answer ✔✔YEAST
Large, MuLticellular thallus, branched tubular filaments (hyphae) - correct answer ✔✔mold
does yeast form of dimorphic fungi cause disease? - correct answer ✔✔yes
IS the mold form of dimorphic fungi DISEase causing? - correct answer ✔✔nondisease causing
The ability to produce YEAST and MOLD (di, think 2) - correct answer ✔✔dimorphic
intertwining hyphae forming a tangled mass typically subterranean - correct answer ✔✔mycelium
,how do fungi acquire nutrients?
secrete catabolic enzymes for molecules to absorb into thallus - correct answer ✔✔absorption
organisms that obtain food from decaying organisms - correct answer ✔✔saprobes
modified hyphae that penetrates the tissue of the host to withdraw nutrients from living plants or
animals - correct answer ✔✔haustorium
What do Haustoriums need - correct answer ✔✔host
Who is fungi communicable to? - correct answer ✔✔Ringworm (Tinea)
rely on portal of entry, infectious dose, virulence factors, and host resistance - correct answer
✔✔mycoses
fungal infections that spread throughout the body - correct answer ✔✔systemic mycoses
"Yeastie beasties in the body heat; bold molds in the cold" - correct answer ✔✔yeast=heat
mold=cold
What 2 types of infections results from fungi? - correct answer ✔✔Skin and Respiratory
For dimorphic fungi - know the silly saying and what it means - correct answer ✔✔Yeastie beasties in the
body heat; bold molds in the cold
Found in eastern and central regions of US - correct answer ✔✔Histoplasma capsulatum
What is Histoplasma associated with? - correct answer ✔✔bird/bat guano
,Symptoms: Mild - aches, pains, coughing
Severe - fever, night sweats, weight loss - correct answer ✔✔histoplasma capsulatum infection
What disease does histoplasma capsulatum mimic? - correct answer ✔✔TB/Tuberculosis
comes from reservoirs in the San Joaquin Valley of California and southern Arizona (Southwest US)
California Disease
highest incidence: southwestern US - correct answer ✔✔Coccidioides immitis spores
What can result subcutaneously with Coccidioides immitis - correct answer ✔✔lesions
What drug are systemic mycoses treated with? - correct answer ✔✔Amphotericin B
What causes rose gardener's disease? - correct answer ✔✔Sporothrix schenckii
common soil fungus that decomposes plant matter; enters a prick, like from a rose thorn - correct
answer ✔✔rose gardeners disease
Ring worm, Fungal Infections of nonliving epidermal tissues - correct answer ✔✔dermatophytoses
What are tineas? - correct answer ✔✔Ring Worms
who is tineas contagious with? - correct answer ✔✔humans/animals
cause infection only in those with compromised defenses, do not have gene coding for virulence factors
ex. cryptococcus, Candida albicans - correct answer ✔✔opportunistic mycoses
found in Respiratory system., Vagina, and Mouth, normal flora in GIT - correct answer ✔✔Candida
albicans
, Thrush: oral form in neonate if mother has vaginal infection.
Nails: usually because in water too much.
Vaginitis: usually secondary to Diabetes; Antibiotic; "birth control pill"; Pregnancy.
Diaper rash: in babies if not changed frequently. - correct answer ✔✔causes of Candida albicans
Beard and chin ring worm infection "barbers itch" - correct answer ✔✔Tinea Barbae
On smooth or bare parts of skin - correct answer ✔✔Tinea Corpori
Ringworm of scalp and eyebrows - correct answer ✔✔Tinea Capitis
"jock itch" - correct answer ✔✔Tenea cruris
"athletes foot" - correct answer ✔✔Tinea pedis
tinea on Hands, Fingers and palm - correct answer ✔✔tinea manuum
found on Nails, especially in superficial nails (acrylic/ salon nails) - correct answer ✔✔Tinea Unguium
TX: (topical) Nystatin, myconazole,gentian violet; (systemic) Amphotericin B - correct answer ✔✔candida
albicans treatment
study of protozoa and parasitic worms - correct answer ✔✔Parasitology
Parasitology Includes? - correct answer ✔✔protozoan parasites and helminths
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