CCMA Laboratory Procedures 5

Question 1

Which of the following urine sediment findings is MOST consistent with a bacterial urinary tract infection?

Accepted Answer

Bacteria and WBC casts

Answer

Bacteria combined with WBC casts in urine sediment strongly indicate a bacterial infection involving the renal tubules or upper urinary tract.

Question 2

What is the purpose of a differential white blood cell count?

Accepted Answer

To identify the percentage of each type of WBC present

Answer

A differential WBC count classifies the proportion of neutrophils, lymphocytes, monocytes, eosinophils, and basophils to help diagnose infections, allergies, and hematologic conditions.

Question 3

A blood glucose result of 52 mg/dL in a fasting patient is classified as:

Accepted Answer

Hypoglycemia

Answer

A fasting blood glucose below 70 mg/dL is classified as hypoglycemia and requires immediate clinical attention.

Question 4

Which specimen type is required for a fecal occult blood test (FOBT)?

Accepted Answer

Random stool sample

Answer

FOBT requires a stool (fecal) specimen to detect hidden (occult) blood that may indicate gastrointestinal bleeding or colorectal cancer.

Question 5

When performing a pregnancy test using a urine specimen, the test detects which hormone?

Accepted Answer

Human chorionic gonadotropin (hCG)

Answer

Urine pregnancy tests detect human chorionic gonadotropin (hCG), which is produced by the placenta shortly after implantation.

CCMA - Certified Clinical Medical Assistant Practice Test

CCMA - Certified Clinical Medical Assistant Practice Test

CCMA Laboratory Procedures 5