A Nursing Student Asks a Nurse How Digoxin Causes Dysrhythmias

question 16

Multiple Choice

A nursing student asks a nurse how digoxin causes dysrhythmias. The nurse correctly states that digoxin:

• A) reduces automaticity in the AV node.
• B) increases automaticity in the Purkinje fibers.
• C) increases automaticity in the SA node.
• D) speeds up AV conduction.

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Definitions:

Sequential Function Chart

A graphical programming language used in PLC programming, representing the sequence of operations or steps in a process.

Instruction Y

A placeholder for a specific, yet undefined, instruction within a programming or control system context.

Examine If Closed

A control logic command used to check if a switch or contact is in the closed (conducting) state in programming languages.