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Questions in medicine

[Open]After referral from the ED, a patient sees an ophthalmologist to examine an old injury with a retained magnetic iron metal foreign body in his posterior wall within the right eye. There is concern for an infection. What ICD-10-CM codes are reported?

[Open]A patient with a history of screen presents with sudden onset of shortness of breath, chest pain, and an increased heart rate. What is the role of plasmin?

[Open]A patient's echocardiogram shows a significantly narrowed aortic valve orifice with left ventricular hypertrophy. Which major category of cardiac pathology best explains this condition?

[Open]During which phase of testing are MOST laboratory errors known to occur? Please select the single best answer A. During the pre-analytical phase of testing B. During the analytical phase of testing C. During the post-analytical phase of testing

[Open]A patient asks what the peak flow test measures. Which of the following is the correct response? A. Expiratory reserve volume B. Residual volume C. Forced expiratory volume D. Title volume

[Open]If you properly utilize the chain of command in the process of restraining an emotionally disturbed patient, you can later: A. use medical direction's advice as a reason for restraints. B. justify the use of handcuffs for restraint. C. use any method that you wish to transport the disturbed individual. D. say that your supervisor ordered the restraint.

[Open]6. Minimum Effective Concentration (MEC) refers to the: a. Lowest concentration of active ingredient of reusable HLD. b. Process of disinfecting an endoscope. c. Number of uses a HLD can go through. d. Expiration date of the HLD.

[Open]Which instruction about newly prescribed levothyroxine sodium would the nurse give to a patient who has hypothyroidism? A. This treatment usually lasts about one year. B. A fixed dose is maintained during treatment. C. You must take the drug exactly as prescribed. D. Assessment for fever occurs when therapy begins.

[Open]Which sign or symptom would the patient be instructed to report to the health care provider (HCP) as a possible warning sign of laryngeal cancer? A. Increased fatigue B. Continued sinus drainage C. Hoarseness for longer than 3 weeks D. Low-grade fever for more than 2 weeks

[Open]What could be an undesired effect of a patient overhydrating (consuming large volumes of water or other fluids) prior to or during sample collection? A. The patient's hemoglobin result may be falsely higher. B. The patient's urinary creatinine may be very low due to dilutional effects. C. The patient's potassium may be falsely elevated. D. The patient's serum calcium may be critically low.