Which of the Following Statements About Cardiac Muscle Is Incorrect

question 98

Multiple Choice

Which of the following statements about cardiac muscle is incorrect?

• A) Cardiac muscle forms an electrically coupled mass called a syncytium.
• B) Much of the calcium necessary for contraction comes from outside the cell.
• C) In cardiac muscles, the T-tubules form diads rather than the triads formed in skeletal muscles.
• D) All of the above statements are correct.

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Arthur Jensen

A psychologist known for his work in the study of intelligence and his controversial views on the influences of race on intelligence.