The adrenal medulla is a modified sympathetic ganglion that secretes epinephrine when stimulated by sympathetic preganglionic neurons.

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This statement is true. The adrenal medulla is a specialized endocrine gland that is stimulated by sympathetic preganglionic neurons to secrete epinephrine into the bloodstream. Epinephrine is a hormone that plays a key role in the body's physiological response to stressful situations, and helps to mobilize energy reserves for fight or flight responses.

The Adrenal Medulla Is a Modified Sympathetic Ganglion That Secretes