To Enable the Heart of a Well-Trained Athlete to Produce

question 27

Multiple Choice

To enable the heart of a well-trained athlete to produce a cardiac output of up to 35 L/min, stimulation of the heart muscle is needed through the:

• A) vagus nerve.
• B) phrenic nerve.
• C) autonomic nervous system.
• D) sympathetic nervous system.

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Definitions:

Modus Ponens

A valid form of argument in which if a conditional statement (“if p then q”) and its antecedent (“p”) are true, then the consequent (“q”) is also true.

Modus Tollens

A form of deductive argument that takes the form "If P, then Q. Not Q. Therefore, not P," which is used to derive a conclusion from a hypothesis by negation.

Hypothetical Syllogism

A logical argument consisting of two conditional statements and a conclusion that is logically inferred.

Modus Ponens

A form of deductive reasoning that asserts if a conditional statement "If P, then Q" is accepted as true and P is true, then Q must also be true.