What Should the Therapist Look for on Electromyography (EMG)that Would

question 21

Multiple Choice

What should the therapist look for on electromyography (EMG) that would indicate regeneration of a peripheral nerve?

• A)Small polyphasic potentials observed with voluntary contraction
• B)EMG changes that occur after changes are observed with manual muscle testing
• C)An interference pattern that occurs very slowly during the test
• D)Decreasing numbers of motor unit action potentials with contraction

---

Definitions:

Long-run Equilibrium

A state in which all firms in an industry are making normal profit, with no incentive for new firms to enter or existing firms to leave the market.

Producer Surplus

The difference between what producers are willing to accept for a good or service and the actual price they receive, representing economic gain.

Marginal Cost

The increase in total cost that arises from producing one additional unit of a product or service.

Maximize Profit

To maximize profit, a firm seeks to increase the difference between its total revenues and total costs through optimal pricing strategies and efficient production.