Samantha Started Having Difficulty Falling Asleep During Final Exam Week

question 41

Multiple Choice

Samantha started having difficulty falling asleep during final exam week. Although exams are over, she now starts to worry about sleep right after dinner. Even the sight of her bed makes her very anxious. The fact that Samantha's insomnia continues long after the stress of exams is over points to the role of ________ in the maintenance of sleep disorders.

• A)biology
• B)other medical conditions
• C)learning
• D)unknown factors

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Definitions:

Steel Laminations

Thin sheets of steel, often used in the core of transformers and electric motors, to reduce energy losses due to eddy currents.

Bars

In electrical and mechanical contexts, "bars" can refer to conductive rods in electrical equipment or structural components in machinery.

Squirrel-Cage Induction Motor

A highly efficient and commonly used type of induction motor, characterized by its simple, robust design where the rotor looks like a squirrel cage.

Phase Angle

The angular difference in degrees between the peak values of two alternating currents or voltages that have the same frequency but are not in phase.