30 Questions
Which of the following is a confirmatory test for Bacterial Vaginosis?
Gram stain
What is the most common yeast species seen in microscopy examinations?
Candida albicans
Which organism is associated with a 'fishy' amine odor in the Amine/Whiff test?
Trichomonas vaginalis
What is the recommended pH level for the environment of Trichomonas vaginalis?
6
Which laboratory examination is considered the gold standard for yeast infection diagnosis?
Culture
Which organism is part of the normal flora and therefore not diagnostic when cultured?
Trichomonas vaginalis
Which of the following is a characteristic of normal vaginal pH?
pH 3.8-4.5
Which of the following is a characteristic of bacterial vaginosis?
White/gray discharge
Which type of cells are diagnostic indicators of bacterial vaginosis?
Clue cells
What is the size range of squamous epithelial cells?
30-60 mm
What is the main component of vaginal bacteria?
Lactobacillus species
What is the normal appearance of vaginal fluid in terms of color and consistency?
White and may have a flocculent discharge
Which of the following is a function of vaginal secretions?
To transport sperm
What is the preferred method of collecting vaginal secretions for testing?
Using a swab
Which of the following is NOT a recommended practice for specimen collection and handling?
Using antibacterial lubricants
What is the purpose of testing vaginal secretions with pH paper?
To assess the motility of T. vaginalis
Which of the following is a potential consequence of altered vaginal secretions?
Increased risk of infection
What is the main component of vaginal secretions?
Water
Which of the following is a characteristic of Candida krusei overgrowth in the vaginal environment?
Abnormal thin, white, curd-like vaginal discharge
Which of the following is a treatment option for desquamative inflammatory vaginitis?
2% clindamycin
What is the main cause of atrophic vaginitis in postmenopausal women?
Thinning of the vaginal mucosa
What is the function of human chorionic gonadotropin (hCG) during pregnancy?
Synthesizes progesterone
What is the best specimen for detecting beta-human chorionic gonadotropin (beta-hCG) in pregnancy testing?
First morning urine
What is the primary use of measuring hCG levels in clinical practice?
Diagnosing and dating pregnancy
Which of the following is a laboratory examination associated with pregnancy that can detect the presence of amniotic fluid in vaginal secretions?
ROM PLUS
Which of the following is a laboratory examination associated with pregnancy that measures the concentration of a protein secreted by the decidual cells of the placenta in the amniotic fluid?
PLACENTAL ALPHA MACROGLOBULIN-1 (PAMG-1)
Which of the following is a laboratory examination associated with pregnancy that can detect the presence of a protein secreted by the decidual cells of the placenta in the amniotic fluid and is done using a lateral flow immunochromatography method?
Actim PROM
Which of the following is a laboratory examination associated with pregnancy that can detect the presence of insulin-like growth factor binding protein-1 secreted by the decidual cells of the placenta and is not affected by common vaginal infections or medications?
INSULIN-LIKE GROWTH FACTOR BINDING PROTEIN-1 (IGFBP-1)
Which of the following is a laboratory examination associated with pregnancy that can be used to assess the risk of preterm delivery based on the presence of fetal fibronectin in vaginal secretions?
FETAL FIBRONECTIN ENZYME TEST
Which of the following is a laboratory examination associated with vaginal disorders that is used for the diagnosis of bacterial vaginosis and is based on Amsel's Diagnostic Criteria?
OSOM BVBLUE test
Quiz: Hydrogen Peroxide Production and Bacteria Laboratory Examinations Test your knowledge on hydrogen peroxide production and its role in suppressing the overgrowth of other organisms. This quiz also covers various bacteria commonly found in laboratory examinations, including anaerobic streptococci, diphtheroids, CONS, alpha-hemolytic streptococci, and Trichomonas vaginalis. Challenge yourself with questions on these topics and enhance your understanding of microbiology.
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