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A Loose Screw on the Visor Causes It to Drop

question 100

Multiple Choice

A loose screw on the visor causes it to drop down while Ben drives; however, he keeps forgetting to take a screwdriver out to the car to fix it. When he notices the visor drop again, he reaches into his pocket for a dime and uses it to tighten the screw holding the visor. What problem-solving difficulty did Ben overcome?


Definitions:

Popliteal Artery

The artery located behind the knee that supplies blood to the lower leg muscles and knee joint.

Posterior Tibial Artery

A major artery of the lower leg that supplies oxygenated blood to the posterior compartment of the leg and plantar surface of the foot.

Pulmonary Trunk

The major vessel that carries blood from the heart to the lungs for oxygenation.

Right Ventricle

The chamber within the heart that is responsible for pumping oxygen-depleted blood to the lungs.

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