Dual innervation refers to situations in which (a) vital organs receive instructions from both sympathetic and parasympathetic fibers, (b) the atria and ventricles of the heart receive autonomic stimulation from the same nerves, (c) sympathetic and parasympathetic fibers have similar effects, (d) all of these are correct.

Which three collateral ganglia serve as origins for ganglionic neurons that innervate organs or tissues in the abdominopelvic region?

What two distinctive results are produced by the stimulation of sympathetic ganglionic neurons?

Which four pairs of cranial nerves are associated with the cranial segment of the parasympathetic division of the ANS?

Which six plexuses in the thoracic and abdominopelvic cavities innervate visceral organs, and what are the effects of sympathetic versus parasympathetic stimulation?

Why does sympathetic function remain intact even when the anterior roots of the cervical spinal nerves are damaged?

During sympathetic stimulation, a person may begin to feel 'on edge'; this is the result of (a) increased energy metabolism by muscle tissue, (b) increased cardiovascular activity, (c) stimulation of the reticular activating system, (d) temporary insensitivity to painful stimuli, (e) decreased levels of epinephrine in the blood.

Under which of the following circumstances would the diameter of peripheral blood vessels be greatest? (a) increased sympathetic stimulation, (b) decreased sympathetic stimulation, (c) increased parasympathetic stimulation, (d) decreased parasympathetic stimulation, (e) both increased parasympathetic and sympathetic stimulation.

You are home alone at night when you hear what sounds like breaking glass. What physiological effects would this experience probably produce, and what would be their cause?