Structures in the Head Are Innervated by the Sympathetic Division

question 21

Multiple Choice

Structures in the head are innervated by the sympathetic division by postganglionic fibers originating in (the)

• A)inferior cervical ganglion.
• B)superior mesenteric ganglion.
• C)inferior mesenteric ganglion.
• D)superior cervical ganglion.
• E)None of the answers are correct.

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Definitions:

Reefer Trailers

Refrigerated trailers used for transporting perishable goods that require temperature-controlled environments.

Refrigerant

The cooling media used in air-conditioning and trailer reefer systems; a liquid capable of vaporizing at low temperatures such as ammonia, propane, R-12, R-134a, R-1234yf, etc.

Absolute Zero

The lowest possible temperature, at which all molecular movement stops, theoretically -273.15°C or 0 Kelvin.

Heat Energy

The form of energy transferred between systems or objects with different temperatures, often perceived as warmth.