Which of the Following Is Not True of the Myocardium

question 178

Multiple Choice

Which of the following is not true of the myocardium?

• A) Cells are joined by intercalated disks.
• B) The muscle cells are autorhythmic.
• C) The muscle cells can quickly summate contractions to produce tetanus.
• D) It is made of electrically coupled functional units called syncytia.

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Definitions:

Cross Elasticity of Demand

A measure of the responsiveness of demand for a good to a change in the price of another good, showing the degree of substitutability or complementarity between them.

Positive

Characterized by or displaying affirmation, constructive attributes, or optimism; also in economics, indicating numbers or conditions above zero or in surplus.

Complementary Goods

Products or services that are typically consumed together, as the consumption of one enhances the value or desire for the other.

Normal Good

A category of product that sees a rise in demand when consumer incomes go up, and a decrease when incomes fall.