A Myogenic Heart

question 22

Multiple Choice

A myogenic heart

• A) requires nervous stimulation in order to beat.
• B) has a beat that is initiated within the myocardium.
• C) is found in humans.
• D) is found in lobsters.
• E) Both b and c

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Definitions:

Neuron

A specific type of cell that sends nerve signals; known as a neuron.

Neural Communication

The process by which neurons transmit information through electrical and chemical signals across synapses.

Sympathetic Nervous System

Part of the autonomic nervous system that activates the body's fight-or-flight response, increasing heart rate, and mobilizing energy in stressful situations.

Parasympathetic Nervous System

Part of the autonomic nervous system responsible for reducing bodily arousal and facilitating digestion, often described as the "rest and digest" system.