Exam 45: Assisting in the Analysis of Urine

A cloudy urine specimen may be the result of which of the following?

Ketones may not be present in a urine sample that is at room temperature.

The average person produces approximately 3 L of urine each day.

____________ may occur as the first sign of liver disease; the urine appears yellow-brown or greenish orange.

Which of the following is mismatched concerning urine color and the likely pathologic cause?

Abnormal urine color may be related to which of the following?

One of the first detectable signs of liver disease is

What is the last portion of the nephron that the filtrate travels through?

A 24-hour urine sample is ordered to determine which of the following?

Casts in a urine specimen develop in what part of the urinary tract?

A urine pregnancy test result is positive

Refrigeration of urine can cause ___________ urates or phosphates to settle out of a urine sample.

____________ casts are not uncommon in the urine of athletes.

Of the many sugars that can be present in the urine, only glucose and galactose signify a pathologic condition.

Which of the following casts always indicate a pathologic condition and are highly diagnostic?

Urine suspected of having high levels of which substance should be stored in a dark place before testing?

Crushing injuries and MIs can result in _____________.

You are working in a PCP office that routinely performs work-related drug screenings. Describe several methods that may be used to ensure that the urine sample has not been adulterated.

Hematuria is the presence of intact red blood cells in urine.

A urine sample that can be collected at any given time is called a