In EMS, what does mental status refer to?
A) Patient's general level of intelligence
B) Any history of mental illness that the patient may have
C) Patient's level of awareness of his surroundings
D) None of the above
C
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When swallowing food, what leaf-shaped structure prevents it from entering the respiratory tract?
A) Epiglottis B) Vallecula C) Pharynx D) Larynx
Which of the following pertains to a lateral chest projection with accurate positioning that was obtained with the right side positioned adjacent to the IR?
1. The heart shadow demonstrates increased magnification over a left lateral projection. 2. The left lung demonstrates the sharpest recorded details. 3. The left hemidiaphragm is demonstrated inferior to the right hemidiaphragm. 4. 1.5 inches (4 cm) of space separates the posterior and anterior ribs. a. 1 only b. 1 and 3 only c. 1, 2, and 3 only d. 2 and 4 only