The Cardiac Reserve Is The

question 5

Multiple Choice

The cardiac reserve is the:

• A)ability of the heart to speed up when necessary
• B)ability of the heart to pump more forcefully
• C)difference between resting heart rate and maximum exercise heart rate
• D)difference between resting cardiac output and maximum exercise cardiac output

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Definitions:

Cardiac Output

The volume of blood the heart pumps through the circulatory system in one minute, an important measure of heart function.

Gastric Acid

A highly acidic solution produced by the glands in the stomach, essential for digestion and killing ingested pathogens.

Differential White

A blood test that measures the percentage of each type of white blood cell present in the blood and can reveal conditions such as infections, inflammation, and leukemias.

Eosinophil Count

A measure of the number of eosinophils, a type of white blood cell, in the blood, often used to diagnose allergic responses or certain infections.