The Reference Plane That Divides the Body into Cranial and Caudal

question 23

Multiple Choice

The reference plane that divides the body into cranial and caudal parts that are not necessarily equal is the

• A) dorsal plane.
• B) median plane.
• C) sagittal plane.
• D) transverse plane.

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Definitions:

Free-Radical Chlorination

A chemical reaction that involves the substitution of hydrogen atoms in alkanes with chlorine atoms via a free-radical mechanism.

Ethane

A colorless, odorless gas that is the simplest alkane, with the formula C2H6, used as a fuel.

Resonance Form

Structures that depict individual contributors to the overall delocalization of electrons within a molecule.

Free Radical

Highly reactive atoms or molecules with unpaired electrons, capable of engaging in chemical reactions that can lead to polymerization or degradation.