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Answer: d) vasodilation of cerebral arteries. (Nitroglycerine is a vasodilator as it dilates the coronary arteries, to increase the blood flow to the myocardial layer of the heart, it also at the same time dilates the cerebral blood vessels with causes a headache.)
Answer: a) blood cultures (Infective endocarditis (IE) is defined as an infection of the endocardial surface of the heart which may include one or more heart valves, the mural endocardium, or a septal defect. A blood culture helps identify the causative bacteria or fungi and approximate antibiotics that are sensitive to the causative agents can be administered.)
Answer: a) delirium (Since she is over 60 years of age, she is at higher risk of having developed delirium. The signs and symptoms of delirium are also distorted perceptions, disorganised thinking, impaired judgement, impaired decision making and regressive behavior.)
Answer: d) ventilation / perfusion scan (since the patient is in the emergency department with pleuritic chest pain she would be put on ventilation / perfusion scan. It is a scan that uses radioactive material to examine airflow and blood flow in the lungs.
The aim of this scan is to look for evidence of any blood clot in the lungs.)
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