To Assess a Patient's Jugular Veins, the Patient Should First

question 5

Multiple Choice

To assess a patient's jugular veins, the patient should first be placed in which position?

• A) Supine
• B) Semi-Fowler
• C) Upright
• D) Left lateral recumbent

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Definitions:

Upstream Promoter Elements

DNA sequences located before (upstream of) the coding sequence of a gene that help initiate transcription by binding specific proteins.

Enhancers

Regulatory DNA sequences that enhance gene transcription; can be located long distances away from the actual coding regions of a gene.

Tryptophan Operon

A cluster of genes in bacteria involved in the production of the amino acid tryptophan, regulated by feedback inhibition.

Repressor Gene

A gene that encodes a protein which can bind to an operator or promoter sequences to prevent transcription of a certain gene.