What Is the Difference Between a Beta Blocker and a Calcium-Channel

question 56

Multiple Choice

What is the difference between a beta blocker and a calcium-channel blocker?

• A)Beta-blockers block norepinephrine and epinephrine from binding to beta-adrenoceptors and a calcium channel blocker inhibits the flow of calcium ions into muscles.
• B)Calcium channel blockers block norepinephrine and epinephrine from binding to beta-adrenoceptors and do not relax the heart as beta-blockers do.
• C)Although both slow down and relax the heart, only calcium blockers can block norepinephrine and epinephrine from binding to beta-adrenoceptors.
• D)Although both slow down and relax the heart, only beta-blockers can inhibit the flow of calcium ions into muscles, thereby inhibiting muscle contraction.

Comprehend the concept and recording of paid-in capital in excess of par.

Recognize the circumstances under which a liability for dividends exists.

Identify the key dates in the dividend declaration and payment process.

Understand the effects of stock dividends on market price, equity, and the number of shares outstanding.

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Definitions:

Flexible Spending Account

A Flexible Spending Account (FSA) is a tax-advantaged account that allows employees to set aside pre-tax dollars for eligible healthcare and dependent care expenses.

Pre-tax Wages

Earnings of an individual before any taxes are deducted.

Unreimbursed Medical Expenses

Health-related costs that are not covered or compensated by insurance or other means.

Childcare

The care and supervision of a child or children, typically provided by someone other than the child's legal guardians.