Justus Lifts Weights Several Hours a Day

question 50

Multiple Choice

Justus lifts weights several hours a day.He spends a great deal of time at the gym admiring his firm muscles from several angles.He follows a high protein diet and takes amino acid supplements to make his muscles bulge.Justus is very concerned that the muscles are much too small.He likely has

• A) anorexia nervosa.
• B) bulimia.
• C) schizophrenia.
• D) muscle dysmorphia
• E) obsessive-compulsive disorder.

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Definitions:

Planetary Gearset

A mechanical system that consists of one or more outer gear wheels (planet gears) revolving around a central (sun) gear.

Carrier

A part of a vehicle’s differential that houses the differential gears, supporting them and distributing torque to the wheels.

Sun Gear

A central gear which is part of a planetary gear system, interacting with planetary gears to transmit power in automatic transmissions and other mechanisms.

Hydromechanical Transmission

A type of transmission that combines hydraulic and mechanical systems to transfer power from the engine to the wheels or other machinery.