A patient with high blood pressure takes a medication to slow his heart rate, thereby lowering his blood pressure. The EMT would recognize this action as impacting:
A) Preload
B) Afterload
C) Systemic vascular resistance
D) Cardiac output
D) Cardiac output
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It is appropriate to control the filling of an evacuated blood-collection tube manually.
Answer the following statement true (T) or false (F)
What should the medical assistant do when a physician asks a patient to call the office and let him/her know how a prescribed treatment is working?
A. route the call to the physician B. take the information from the patient C. write down the information and place it on the physician's desk D. take the information and tell the nurse
The Occupational Outlook Handbook indicates that by 2022, the need for health information technicians will grow:
A. at a slower rate than the average for all occupations. B. at about the same rate as for other allied health professions. C. slower than for other allied health professions. D. at a faster rate than the average for all occupations.
Which structures act as anchors for the atrioventricular valves?
a. Chordae tendineae b. Great vessels c. Coronary ostia d. Trabeculae carneae