The device used to measure the electrical activity of the heart is a(n) ____________
a. pulse oximeter
b. capnograph
c. electrocardiograph
d. galvonometer
c
RATIONALE: The device used to measure the electrical activity of the heart is an electrocardiograph.
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A 26-year-old patient with hemophilia fell in his garage, cutting his arm on a nail protruding from a door frame. Emergency Medical Responders are on scene holding a blood-soaked towel on his right forearm that is still bleeding. The patient is alert and oriented with a pale complexion. The EMRs report a pulse of 98, respirations of 18 breaths/min, blood pressure of 142/66 mmHg, and SpO2 of 99% on room air. Your initial priority in caring for this patient is:
A) Providing supplemental oxygen B) Immediate transport to the hospital C) Replacing the towel with a sterile dressing D) Stopping the bleeding
All tachycardias that originate above the ventricles are called ____.
A. supraventricular tachycardias B. microventricular tachycardias C. sinoatrial node re-entry tachycardias D. macroventricular tachycardias
Singer's nodes: ________
Fill in the blank with correct ICD-10.
Arteries have one-way valves that prevent the backflow of blood.
Answer the following statement true (T) or false (F)