Clinical Diagnostic Procedures Flashcards
6 cards from real CMT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Clinical Diagnostic Procedures flashcards as text
When performing a 12-lead ECG, where is lead V1 placed?
Answer: Fourth intercostal space, right sternal border
Lead V1 is placed at the fourth intercostal space at the right sternal border.
A fasting blood glucose level of 126 mg/dL or higher on two separate occasions indicates:
Answer: Diabetes mellitus
A fasting blood glucose of 126 mg/dL or higher on two occasions meets the diagnostic criteria for diabetes mellitus.
Which specimen tube color is used for a complete blood count (CBC)?
Answer: Lavender/purple top
Lavender (purple) top tubes contain EDTA anticoagulant, which is required for CBC testing.
What does a pulse oximeter measure?
Answer: Oxygen saturation of hemoglobin
A pulse oximeter uses light absorption to measure the percentage of hemoglobin saturated with oxygen (SpO2).
When collecting a clean-catch midstream urine specimen, the patient should:
Answer: Begin voiding, then collect the midstream portion
A clean-catch midstream specimen requires the patient to begin voiding to flush urethral bacteria, then collect the middle portion.
An abnormally low platelet count is termed:
Answer: Thrombocytopenia
Thrombocytopenia refers to a platelet count below the normal range, typically under 150,000/μL.