Which hemodynamic parameter is a reflection of the contractility of the left ventricle?
a. CI c. LVSWI
b. stroke volume d. cardiac output
c. LVSWI
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For which of the following patients is placement of an oropharyngeal airway indicated?
a. A responsive but confused patient with stridorous respirations b. A patient who has vomited and responds to painful stimuli by moaning c. An unresponsive patient who has neither a gag reflex nor a cough reflex d. A patient with snoring respirations who coughs as the oral airway is placed into his mouth
The chamber located above the diaphragm of a single-stage regulator is which of the following?
a. Lower chamber c. High-pressure chamber b. Pressure-relief valve d. Adjustable regula-tor
The muscles of the tongue are divided into two groups:
A. intrinsic and extrinsic B. superior and inferior C. mesial and distal D. upper and lower
A medical assistant should exemplify health and physical fitness
Indicate whether the statement is true or false