When a Person Is Doing a Push-Up,during the Downward Movement

question 26

Multiple Choice

When a person is doing a push-up,during the downward movement the triceps brachii is doing what type of contraction at the elbow joint?

• A)eccentric
• B)isometric
• C)stabilization
• D)concentric

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Definitions:

Economies of Scale

Cost advantages reaped by companies when production becomes efficient, due to the scale of operation increasing.

Opportunity Cost

The abandonment of potential improvements from other possibilities once one choice is made.

Absolute Advantage

A country's ability to produce a good more efficiently than other countries, requiring fewer resources for the same output.

Autarky

National self-sufficiency; no economic interaction with foreigners.