These RMA practice questions target diagnostics. The complete RMA deck holds 1080 flashcards, 90 of them dedicated to this topic. Study the free samples below, then unlock the whole collection for a one-time $7.
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A patient's urine specimen appears bright, reddish-orange. The patient mentions taking medication for a urinary tract infection. What is the most likely cause of this color, and how does it affect reagent strip reading?
Show answer →Phenazopyridine (Pyridium) is a common analgesic for UTI that causes a distinct orange-to-red discoloration. **AMT Exam Tip:** This color masks the color reactions on reagent strips, leading to false-positive or unreadable results (especially for bilirubin). The MA should note the color on the report; automated readers may be required to compensate for the interference, or the test may need to be repeated after the medication is discontinued.
In a highly acidic urine sample from a patient with suspected hepatic failure, the MA identifies yellow-brown, needle-like crystals arranged in rosettes. What are these crystals?
Show answer →Tyrosine crystals. These are abnormal crystals found in acidic urine and are associated with severe liver disease or inherited metabolic disorders (Tyrosinemia). They are often seen alongside Leucine crystals (which look like wagon wheels with radial striations). AMT Note: Normal crystals (like Calcium Oxalate or Uric Acid) are common; abnormal ones (Tyrosine, Leucine, Bilirubin, Cystine) always signify pathology.
A physician suspects a patient has a Neisseria gonorrhoeae infection and requests a culture. Which specialized, enriched medium containing specific antibiotics to inhibit normal flora should the medical assistant prepare for this specimen?
Show answer →Thayer-Martin (TM) Agar (or Modified Thayer-Martin). Rationale: Neisseria species are fastidious (picky) and require an enriched chocolate agar base. Thayer-Martin contains antibiotics (Vancomycin, Colistin, Nystatin, and Trimethoprim) that inhibit Gram-positives, other Gram-negatives, and fungi, allowing the pathogen to grow without being overgrown by normal vaginal or urethral flora. Clinical Pearl: This is a classic AMT question regarding selective media for STIs.
A patient presents with a known diagnosis of dextrocardia. How must the medical assistant modify the EKG lead placement to obtain a diagnostic tracing?
Show answer →All precordial leads (V1-V6) must be mirrored to the right side of the chest. V1 moves to the left sternal border (standard V2 position), and V2 moves to the right sternal border (standard V1 position). V3R through V6R are then placed on the right side using the same landmarks as the left. Limb leads remain standard but may be reversed in some protocols; however, mirroring precordial leads is the priority for AMT exams.
During spirometry, the MA notes the patient's two best FVC efforts are 3.80L and 3.40L. According to ATS/ERS standards, does this meet repeatability criteria? Explain why or why not.
Show answer →No, this does not meet repeatability criteria. Standard: The two largest Forced Vital Capacity (FVC) measurements must be within 0.150L (150 mL) of each other. In this case, the difference is 0.40L (400 mL). Rationale: High variability suggests poor patient effort or inconsistent technique. The MA must continue coaching the patient for up to 8 maneuvers to achieve three acceptable and two repeatable curves. AMT Exam Tip: Distinguish between acceptability (no coughing/early termination) and repeatability (consistency between trials).
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Try 30 free RMA cards firstThe full RMA deck contains 1080 flashcards, and 90 of them focus on diagnostics. This page shows 5 free samples.
Our RMA deck dedicates 90 of 1080 cards (8%) to diagnostics — always cross-check the official AMT exam outline for the current blueprint weighting.
Yes — the samples on this page are free, and the RMA preview page has 30 more free cards. Full access to all 1080 cards is a one-time $7.
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