What Is the Term for the Occurrence of Two PVCs

question 3

Multiple Choice

What is the term for the occurrence of two PVCs in a row?

• A) bigeminy
• B) trigeminy
• C) ventricular tachycardia
• D) paired PVCs or couplets

---

Definitions:

GABA Receptors

Proteins found in the brain and nervous system that respond to the neurotransmitter GABA (gamma-aminobutyric acid), playing a key role in reducing neuronal excitability throughout the nervous system.

Protein Kinase Sites

Specific regions on enzymes where the addition of a phosphate group occurs, playing a critical role in the activation or inactivation of various proteins.

Ion Channel-linked Receptor

A type of cell membrane receptor that opens or closes an ion channel in response to binding a specific molecule, influencing cell function.

G Protein-linked Receptor

G Protein-linked Receptor, also known as G-protein-coupled receptor, is a type of receptor that activates G proteins in response to external stimuli, playing a crucial role in signal transduction.