Which of the Following Choices Lists a Correct Sequence of Events

question 88

Multiple Choice

Which of the following choices lists a correct sequence of events following the depolarization of transverse tubules in excitation-contraction coupling in cardiac muscle?

• A) calcium release into cytosol, calcium ion influx through sarcolemma, actin and myosin attach, thin filaments slide toward the middle of sarcomeres
• B) actin and myosin attach, thin filaments slide toward the middle of sarcomeres, calcium release into cytosol
• C) calcium release into cytosol, actin and myosin attach, calcium ion influx through sarcolemma, thin myofilaments slide toward the middle of sarcomeres
• D) calcium release into cytosol, actin and myosin attach, thin filaments slide toward the middle of sarcomeres, calcium ion influx through sarcolemma
• E) calcium ion influx through sarcolemma, calcium release into cytosol, actin and myosin attach, thin myofilaments slide toward the middle of sarcomeres

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Definitions:

Drawer

In the context of banking and finance, a drawer is the person who writes or issues a check, directing a bank to pay the stated amount from the drawer's account.

Payee

The individual or entity to whom money is payable or is meant to be paid, typically named in financial documents like checks or promissory notes.

Certification

Of a cheque, an understanding by a bank to pay the amount of a cheque on presentation.

Endorsement

The act of signing one's name on the back of a check or other negotiable instrument or the addition of a provision to an insurance policy, altering its coverage.