The beating of your heart while you are lying or sitting down is your ____.
a. minimum heart rate
b. anaerobic heart rate
c. maximum heart rate
d. resting heart rate
Ans: d. resting heart rate
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A 24-year-old man has called 911 after experiencing heart palpitations and dizziness. You direct your partner to apply a 4-lead ECG and see a narrow complex tachycardia on the monitor at a rate of 196 bpm. The patient is wearing a halter monitor and states, "My doctor is making me wear this because I keep having these episodes." How should you handle the presence of the halter monitor?
A) Leave it in place and alter your treatment so as not to disturb the monitor. B) Remove the monitor and treat the patient per protocol. C) Leave the monitor on and delay treatment until you arrive at the ED. D) Contact the hospital for medical direction.
How do pennate muscles compare to fusiform or strap muscles with respect to ability to generate tension? What causes whatever differences to exist?
What will be an ideal response?
The term "asbestos-related pulmonary disease" may be used to encompass which of the follow-ing? 1. Asbestosis 2. Coal worker's pneumoconiosis 3. Sarcoidosis 4. Silicosis
a. 1, 2, and 4 only b. 1 and 4 only c. 2 only d. 2, 3, and 4 only
Which dysrhythmia does not have a consistent PR interval that measures less than 0.12 seconds?
A. Junctional escape rhythm B. Accelerated junctional rhythm C. Junctional tachycardia D. Supraventricular tachycardia