Vincent Wants to Use Systematic Desensitization to Treat His Patient's

question 125

Multiple Choice

Vincent wants to use systematic desensitization to treat his patient's phobia of elevators. After the patient learns how to relax her muscles,Vincent's next step should be to

• A) get the patient into an elevator and practice relaxing.
• B) explain to the patient what is going on in her brain when she feels fearful.
• C) have the patient imagine an elevator while continuing the relaxation exercises.
• D) give the patient a dollar for every floor she passes during an elevator ride.

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Definitions:

RNA Primer

The sequence of about five RNA nucleotides that are synthesized during DNA replication to provide a 3' end to which DNA polymerase adds nucleotides. The RNA primer is later degraded and replaced with DNA.

RNA Primase

An enzyme that creates a short RNA primer as the first step in DNA replication, necessary for DNA polymerase to initiate synthesis.

Okazaki Fragments

Short sequences of DNA nucleotides which are synthesized discontinuously and later joined together during DNA replication on the lagging strand.

DNA Ligase

A catalyst that aids in connecting strands of DNA by promoting the creation of a phosphodiester linkage.