Clinical Skills Flashcards

A medical assistant is preparing to perform a spirometry test. The patient should be instructed to:

Answer: Inhale maximally and then exhale as forcefully and completely as possible

Spirometry measures forced expiratory volume; patients must inhale fully and exhale as forcefully and completely as possible.

When performing a urine dipstick analysis, a positive nitrite result suggests:

Answer: Bacterial infection

Nitrites on urinalysis indicate the presence of bacteria that convert urinary nitrates to nitrites, suggesting a urinary tract infection.

Which action should the medical assistant take if a patient begins to faint during venipuncture?

Answer: Remove the needle, lower the patient's head, and apply a cold compress

If a patient faints during venipuncture, immediately remove the needle, lower the head below heart level, and apply a cold compress to stimulate recovery.

The medical assistant is preparing a patient for a sigmoidoscopy. Which position is required?

Answer: Sims' (left lateral)

The Sims' (left lateral) position is used for sigmoidoscopy and other rectal procedures.

Which of the following values would be considered a critical (panic) value for serum potassium?

Answer: 6.5 mEq/L

A serum potassium of 6.5 mEq/L is a critical high value that requires immediate physician notification due to risk of cardiac arrhythmia.

When applying a tubular gauze bandage to a finger, the medical assistant uses which instrument to apply it?

Answer: Applicator cage

A cylindrical applicator cage (finger applicator) is used to guide tubular gauze over a finger dressing.

A patient's peak flow reading is 65% of their personal best. According to the peak flow zone system, this places the patient in which zone?

Answer: Yellow zone — caution, possible asthma worsening

The yellow zone covers 50–80% of personal best, indicating caution and possible asthma exacerbation requiring medication adjustment.