Impulses Carried to the Heart by Means of Fibers That

question 94

Multiple Choice

Impulses carried to the heart by means of fibers that secrete acetylcholine are __________ impulses and cause the heart rate to __________.

• A) parasympathetic; increase
• B) parasympathetic; decrease
• C) sympathetic; increase
• D) sympathetic; decrease
• E) somatic; decrease

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Definitions:

Average Number

The arithmetic mean or central value of a set of numbers, calculated by dividing the sum of the values in the set by the number of values.

Queue

A sequence of items or people waiting to be processed, often in a first-come, first-served basis in operations research and computer science.

Exponential Distribution

A probability distribution that describes the time between events in a process where events occur continuously and independently at a constant average rate.

Service Times

The duration or periods required to complete specific tasks, especially in the context of customer service or manufacturing.