Exam 15: The Autonomic Nervous System and Visceral Sensory Neurons

Division that is dominant during rest, digestion, and excretion.

The sensation of pain from a visceral organ that is perceived in the skin or outer body is the phenomenon called ________.

Parasympathetic impulses to the stomach pass through the

Sympathetic fibers leave the spinal cord in the

The sympathetic and parasympathetic divisions differ markedly in the branching of the postganglionic fibers. Explain the anatomical difference and its significance.

The cell bodies of postganglionic neurons that stimulate secretion of the parotid gland are in the

Autonomic fibers to the pelvic organs pass through the pelvic plexus, also known as the ________ plexus.

Which division of the autonomic nervous system has preganglionic fibers within the facial nerve?

Visceral reflexes that do not involve the CNS but instead synapse in sympathetic ganglia are called ________ reflex arcs.

Vasoconstriction and bronchodilation result from stimulation by the ________ division.

The main integration center of the ANS is the amygdala.

Adrenergic postganglionic neurons release the hormones norepinephrine and epinephrine.

Postganglionic sympathetic fibers release norepinephrine and are called cholinergic fibers.

Use the diagram above to answer the following questions. -Which letter indicates the celiac ganglion and plexus?

Which division of the autonomic nervous system innervates the sweat glands in the skin?

The primary integrating center of the ANS is the ________ of the diencephalon.

Compare and contrast the structure of the somatic and autonomic motor neurons.

Vagal stimulation of the heart decreases heart rate, resulting in a drop in blood pressure.

The parasympathetic nervous system is characterized by

Parasympathetic postganglionic fibers of the head travel within the