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joswalt
Final
62
Microbiology
Undergraduate 1
08/25/2010

Additional Microbiology Flashcards

 


 

Cards

Term
The urinary tract above the blader usually shows
Definition
D. No bacteria
Term
The normal flora of the lower urethra may show
Definition

Lactobacillus, Staphylococcus, Corynebacterium

E. all of the choices are correct

Term
The normal flora of the genital tract of women is
Definition
E. affected by estrogen levels AND dependent on the activity of Lactobacillus
Term
A disease in which the urinary system is infected from the bloodstream is known as
Definition
D. leptospirosis
Term
Leptospirosis is often contracted
Definition
C. from contaminated animal urine
Term
Pregnant women with bacterial vaginosis are at risk for
Definition
D. having a premature baby
Term
The genital tract infection characterized by an unpleasent odor and an increase in clue cells
Definition
D. bacteria vaginosis
Term
Among the major causes of vulvovaginal candidiasis is/are
Definition
E. intense antibacterial treatment, disruption of normal flora AND the use of oral contraceptives
Term
Staphlococcus aureus is the causative agent of
Definition
C. toxic shock syndrome
Term
Toxic shock syndrome
Definition
B. is due to exotoxins produced by S. aureus
Term
The incubation period of gonorrhea is approximately
Definition
A. 2-5 days
Term
Gonococci are parasites of
Definition
D. humans
Term
Gonococci selectively attached to certian epithelial cells by
Definition
A. pili
Term
Untreated gonorreha in males may lead to
Definition

sterility, urinary tract infections, prostactics abscesses, orchitis

E. all of the choices are correct

Term
A frequent complication of untreated gonorrhea in a women is
Definition
A. pelvic inflammatory disease
Term
The treatment of neonates with drops of erythromycin directly into the eyes is to prevent
Definition
D. ophthlmia neonatroum
Term
Which of the following mimics the infection caused by Neisseria gonorrhea?
Definition
A. C.trachomatis
Term
The disease that results from Chlamydia trachomatis attaching to sperm and then possibly ascending into the fllopian tubes is
Definition
C. pelvic inflammatory disease
Term
The infection form of Chlamydia trachomatis is a(n)
Definition
B. elementary body
Term
The causative agent of syphilis is
Definition
D. Treponemapallidum
Term
Treponemapallidum is similar in shape to
Definition
C. Leptospirainterrorgans
Term
Which of the following manifest itself in three clinical stages?
Definition
B. syphilis
Term
The presence of a hard chancre in primary syphilis is representive of the body's
Definition
A. intense inflammtory response
Term
During which stages of syphilis is the patient non-infectious
Definition
C. third
Term
Which of the diseases is a gumma formed?
Definition
C. tertiary syphilis
Term
It has been estimated that 99% of the intestinal bacteria are
Definition
D. obligate anaerobes
Term
The methanogens
Definition
E. are part of the Archaea AND oxidize hydrogen gas to produce methane
Term
Methanogens often grow in association with
Definition
D. chemoorganotrophs
Term
Comparatively greater energy is released when
Definition
C.nitrate is the final electron acceptor
Term
Hydrogen sulfide
Definition
E. All of the choices are correct
Term
Endospores
Definition
E. are a dormant form of a bacterium AND are formed by members of medically relevent groups of bacteria
Term
Lactic acid bacteria such as Streptococci
Definition
B. are obligate fermenters
Term
Streptococcus pyogenes
Definition
C. is a beta hemolytic
Term
The lactobacilli, in their role as normal flora of the vagina, help the vagina resist infection by contributing to
Definition
B. acidity of the vagina
Term
Which of the following colonize the vagina during childbearing years?
Definition
C. Lactobacilli
Term
Which of the following contains bacteriochlorophyll?
Definition
E. Chromatium, Thiospirillum, Thidictyon
Term
Propionibacterium
Definition
E. produces propionic acid AND is responsible for the wholes is swiss cheese
Term
A pacticular characteristic of disease-causing Streptococcus is 
Definition
B. beta-hemolysis
Term
Clostridium, Lactobacillus, and Propionibacterium all
Definition
E. oxidize organic compounds AND use organic compounds as terminal electron acceptors
Term
Which of the following are reffered to as mononuclear phagocytes?
Definition
D. monocytes and macrophages
Term
The life span of tissue macrophages appears to be in the order of
Definition
D. weeks to months
Term
The leukocyte described as having a small amount of cytoplasm surrounding a round nucleus is the
Definition
A. lymphocyte
Term
The leukocyte responsible for adaptive immunity is the
Definition
A. lymphocyte
Term
The "voices" of a cell are
Definition
C. cytokines
Term
Skin and mucous membranes
Definition
E. are the first line of innate immunity, act as physical barriers to infection AND contain antimicrobial secretions
Term
Interferons, complement, lysozyme, and lactoferrin are all examples of
Definition
A. specific antimicrobial factors 
Term
Normal flora
Definition
E. are the organisms that typically reside on your body AND protect against infection by pathogens
Term
Complement
Definition
E. may be activated through three pathways, disrupts the cytoplasmic membrane of invading bacteria and foreign cells AND is a group of blood protien
Term
The complement pathway that requires antibodies to be activated is the
Definition
B. classical pathway
Term
A group of interacting serum proteins that provide a nonspecific defense mechanism is
Definition
A. complement
Term
The complement pathway that is activated by manna binding lectins is the
Definition
D. lectins pathways
Term
The complment pathway that is activated by binding of C3bto cell surfaces is the
Definition
B. alternate pathway
Term
The key molecule upon which all complement pathways converge is
Definition
C. c3
Term
C3a and C5a are involved in
Definition
E. inflamation AND enhancement of phagocytosis
Term
C3b is involved in
Definition
A. opsonization
Term
The compelx resulting from complement activity that leads to cell lysis is the
Definition
C. membrane attack complex
Term
The immunoglobulin that is important in hypersensitivity reactions is
Definition
D. IgE
Term
T cells and B cells are manufactured in the
Definition
A. bone marrow
Term
T cells mature in the
Definition
B. thymus
Term
The cells that actually screte antibodies are
Definition
A. plasma cells
Term
CD4 cells are often
Definition
A. T-helper cells
Term
CD8 cells are often
Definition
C. T cytotoxic cells
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