_____ is the ability of cardiac pacemaker cells to spontaneously initiate an electrical impulse without being stimulated from another source, such as a nerve
a. Excitability
b. Conductivity
c. Automaticity
d. Contractility
C
The ability of cardiac pacemaker cells to create an electrical impulse without being stimulated from another source is called automaticity.
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Mr. D complains of a headache. During the history, he mentions his use of alcohol and illicit drugs. This information would most likely belong in the:
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A man has balanitis. What action by the healthcare professional is most appropriate?
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