If the Demand for Insulin Is Inelastic,an Increase in Insulin

question 242

Multiple Choice

If the demand for insulin is inelastic,an increase in insulin prices leads to

• A) less total revenue for insulin makers.
• B) more total revenue for insulin makers.
• C) no change in total revenue for insulin makers.
• D) first a decrease, then an increase in total revenue for insulin makers.
• E) Total revenue probably changes, but we need more information about the change in total expenditures on insulin to determine if the total revenue rises, falls, or stays the same.

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Definitions:

Sarcoplasmic Reticulum

A network of membrane-enclosed tubules in muscle cells that stores and releases calcium ions, critical for muscle contraction.

Transverse Tubules

These are extensions of the cell membrane that penetrate into the center of skeletal and cardiac muscle cells, facilitating the uniform contraction of the muscle.

Sarcolemma

The thin, plasma membrane that envelopes a muscle cell (fiber), playing a critical role in muscle contraction.

Z Lines

Positions within muscle fibers that mark the boundaries of sarcomeres, playing a critical role in muscle contraction by anchoring actin filaments.