The abnormal metabolite that is present in the urine in alkaptonuria is:

A red, cloudy synovial fluid containing 210,000 RBCs/cmm and 15,000 WBCs/cmm with 45% neutrophils is consistent with:

Tamm-Horsfall protein is:

An inborn error of metabolism which presents in childhood, often presents fatally during an illness with vomiting, and which is best treated with carnitine and avoidance of fasting states is:  

Normal Ropes test clot formation in synovial fluid is dependent upon:

Fibrinogen is common in

During the viability test, dead sperm appear:

Each grid of the Neubauer hemocytometer is marked into _________ square millimeter(s).

A 36 year old female is seen by her gynecologist for a routine Pap smear. The patient indicates that she has noticed a foul vaginal odor, particularly following intercourse. The following results were obtained from a vaginal fluid sample: pH 5.0, rare large bacterial rods, few small rods, many coccobacilli, rare WBC, moderate clue cells. What is the most likely disorder?

A genetic disorder affecting collagen synthesis which presents with hearing loss before age 30, affects males more often than females, and causes nephritis is: