Refer to the Figure Shown

question 53

Multiple Choice

Refer to the figure shown.
Describe the effect of adding acetylcholine to the area indicated by arrow IV in the figure.

• A) Acceleration of heart rate
• B) Deceleration of heart rate
• C) Complete stopping of the heart
• D) There is no effect.

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Definitions:

Axial

A term used in chemistry to describe positions in a molecule that are parallel to the axis of symmetry, often referring to substituents in cyclic compounds.

Energy Conformation

The arrangement of the atoms in a molecule that reflects a particular state of energy, particularly in a context where molecules may assume different shapes or orientations.

Stable Conformation

The most energetically favorable structure or arrangement of atoms in a molecule.

Bicyclic Alkane

A type of hydrocarbon that contains two connected rings in its structure.