An oval, thin-shelled egg is observed on an ova and parasite exam.  The egg contains a clearly visible, eight cell staged embryo.  The egg is non-operculated and is approximately 60×40 um in size.  Which of the following organisms is NOT the causative agent (M50-10; Level 3)?

Certain strains of the Human papilloma virus (HPV) are associated with the following type of cancer (M66-6, 8; Level 2)?

A stool sample was collected for anaerobic culture and grew an abundance of Clostridium difficile.  Which of the following statements is most likely true (M42-29, 30; Level 2)?

A fungus is microscopically described as having simple or branched non-septate hyphae, round sporangia, and no rhizoids.  What is the most likely identification (M59-17, 21; Level 2):

Which is true of HIV (M66-5, 7, 15; Level 2):

Which of the following marker indicates prior vaccination to HBV (M66-18; Level 2)?

The following is true of Herpes Virus I & 2 (M66-7; Level 1):

The following organism was seen in a concentrated stool preparation from a patient with mild diarrhea.  Which of the following statements is true (M47-16; Level 3)?

A female presents with vaginal itching and UTI symptoms.  A urine culture was ordered as well as a wet prep of the vaginal fluid. The tech noticed quick darting, jerky motility on the wet prep.  What is the most likely identification (M49-16, 17; Level 3)?

Which of the following may continue to be shed in saliva months after the acute infection (M66-5; Level 2):