The Action Potentials of Pacemaker Cells Are Due to Voltage-Gated

question 69

Multiple Choice

The action potentials of pacemaker cells are due to voltage-gated _______ channels, which close more _______ than the voltage-gated Na⁺ channels of neurons and other muscle cells.

• A) Na⁺; slowly
• B) K⁺; rapidly
• C) Ca²⁺; slowly
• D) Ca²⁺; rapidly
• E) K⁺; slowly

Apply nursing research findings to improve patient care.

Understand the process of conducting nursing research.

Understand the principles of actor-network theory including concepts like decentering, antifoundationalism, and the agency of nonhuman objects.

Analyze critiques of queer theory, including its focus on identity and the challenge of translating theory into action.

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