When Acetylcholine Is Released,it Causes the Heart Rate To

question 22

Multiple Choice

When acetylcholine is released,it causes the heart rate to:

• A) slow and atrioventricular conduction rates to increase.
• B) increase and atrioventricular conduction rates to increase.
• C) slow and atrioventricular conduction rates to slow.
• D) increase and atrioventricular conduction rates to slow.

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Definitions:

Myelin

Myelin is a fatty substance that forms a sheath around the axons of many neurons, speeding up the transmission of electrical signals in the nervous system.

Insulates

To cover, line, or separate with a material that stops or slows down heat, electricity, or sound from passing through.

Neuron

A nerve cell that is the building block of the nervous system, responsible for receiving, processing, and transmitting information through electrical and chemical signals.

Attention-Deficit/Hyperactivity Disorder

A neurological disorder characterized by a pattern of inattention and/or hyperactivity-impulsivity that interferes with functioning or development.