Ach Secreted from the Synapses of the Parasympathetic Nerve Endings

question 55

Multiple Choice

Ach secreted from the synapses of the parasympathetic nerve endings in the heart causes

• A) an increase of the duration of the action potential in SA node
• B) lower amplitude of action potential in SA node
• C) hyperpolarization of cells in SA node
• D) conduction to speed up between atria and ventricles

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Definitions:

Right Hemisphere

The right half of the brain, which is typically associated with creative thinking, visual-spatial skills, and processing the emotional content of language.

Diagram

A simplified drawing or plan that represents the essential features of something, often used for explanation or clarification.

Visual Agnosia

A disorder marked by an inability to recognize objects through sight, despite having normal eyesight.

Association Area

Regions of the brain that combine sensory and motor information to carry out complex cognitive tasks.