Interpret the Following Rhythm

question 4

Multiple Choice

Interpret the following rhythm:

• A) Normal sinus rhythm
• B) Sinus rhythm with second-degree AV block
• C) Complete heart block
• D) Sinus rhythm with first-degree AV block

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Definitions:

mRNA Transcript

A single-stranded RNA molecule that is complementary to one of the DNA strands of a gene, serving as a template for protein synthesis in the process of translation.

Transcription

The process by which the genetic information in DNA is copied to messenger RNA, preceding protein synthesis.

DNA Methylation

A biochemical process where a methyl group is added to the DNA molecule, often affecting gene expression without altering the sequence.

Transcriptional Regulation

The mechanisms and controls that govern the conversion of DNA to RNA, influencing gene expression levels.