The Initial Change in Heart Rate at the Onset of Exercise

question 27

Multiple Choice

The initial change in heart rate at the onset of exercise is due to

• A) sympathetic stimulation.
• B) the withdrawal of parasympathetic inhibition.
• C) stretching of the cardiac muscle fibers in response to increased venous return.
• D) overfilling of the ventricles.

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Definitions:

Leverage Ratios

Financial metrics that assess the degree of a company's reliance on borrowed money in its operations.

Profitability Ratios

Financial ratios that are used to measure the ability of a company to turn sales into profits and to earn profits on assets and owner’s equity committed.

Primary Financial Records

Essential documents that record and detail the financial activities and condition of a business or individual, such as income statements, balance sheets, and cash flow statements.

Benchmarking

The process of comparing one's business processes and performance metrics to industry bests or best practices from other industries.