For All Rhythms That Originate in the Sinus Node, You

question 1

Multiple Choice

For all rhythms that originate in the sinus node, you would expect all of the following EXCEPT:

• A)PRI measurement between 0.12 and 0.20 sec.
• B)one P wave for every QRS complex.
• C)inverted P waves following the QRS complexes.
• D)PRIs constant across the entire strip.

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Definitions:

Neurotransmitters

Chemicals in the nervous system that transmit signals across a synapse from one neuron to another.

Recreational Drugs

Substances taken for pleasure rather than for medical reasons, often with the potential for addiction or legal issues.

GABA Neurons

GABA neurons are nerve cells that produce gamma-aminobutyric acid (GABA), a neurotransmitter that plays a key role in inhibiting or reducing neuronal excitability throughout the nervous system.

Glial Cells

Non-neuronal cells in the central nervous system that support, protect, and nourish neurons, playing a crucial role in maintaining homeostasis and forming myelin.