The Cervical Plexus

question 2

Multiple Choice

The cervical plexus:

• A) is found deep in the neck.
• B) is formed by the ventral rami of the first four cervical nerves and part of C5.
• C) includes the phrenic nerve.
• D) All of the above are correct.

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Definitions:

Beriberi

A nutritional deficiency disease caused by a lack of thiamine (vitamin B1) in the diet, affecting the cardiovascular and nervous systems.

Proteins

Essential macromolecules made of amino acids that perform a wide range of functions within organisms, including catalyzing metabolic reactions and supporting cell structure.

Cofactors

Non-protein chemicals that assist enzymes in catalyzing reactions, essential for enzyme activity.

Osmolarity

A measure of the solute concentration per liter of solution, commonly used to describe the body fluids' concentration.