If the Length of the Absolute Refractory Period in Cardiac

question 67

Multiple Choice

If the length of the absolute refractory period in cardiac muscle cells was the same as it is for skeletal muscle cells, ________.

• A) it would be much longer before cardiac cells could respond to a second stimulation
• B) contractions would last as long as the refractory period
• C) tetanic contractions might occur, which would stop the heart's pumping action
• D) it would be less than 1-2 m

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Definitions:

Coupon Rate

The coupon rate is the annual interest payment made to bondholders, expressed as a percentage of the bond's face value.

Par Value

The nominal or face value of a bond, share of stock, or coupon as stated by the issuer; it is often a minimal amount like $0.01 or $1.00.

Matures

The point in time when a financial obligation, such as a bond or loan, reaches its due date and the principal amount must be repaid to investors or creditors.

Subordinated Debt

A type of loan ranked below other loans with respect to claims on assets or earnings in the event of a liquidation or bankruptcy.