Which blood vessel tunic is innervated by nerves from the sympathetic nervous system?

A) tunica externa B) tunica intima C) tunica adventitia D) tunica media


Answer: D

Anatomy & Physiology

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Chemical reactions in a living system function to

A) only transfer energy from one molecule to another. B) only use energy stored in a molecule. C) create new energy. D) transfer energy from one molecule to another or use energy stored in a molecule.

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Brain waves that generally appear during periods of sensory input and mental activity are called

a) alpha waves. b) beta waves. c) theta waves. d) delta waves. e) P waves.

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_______ is the primary neurotransmitter involved in mood, sleep, appetite, impulsivity, and aggression

A) Acetylcholine B) Norepinephrine C) Serotonin D) Glutamate E) GABA

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