You may have noticed that the organs/structures innervated by the sympathe struc

Question

You may have noticed that the organs/structures innervated by the sympathe structures innervated by the parasympathetic division. Based on the terms Repose" or "Rest and Digest", can you guess what effects sympathetic have on the following structures? Increased activity essential for essential for emergency? Increased activity for digestion? Sympathetic 3. division are the very same "Fight or Flight" and "Rest and stimulations will parasympathetic emergency? Decreased activity because non- of Respiratory tubes Salivary glands of Urine Sexual organs Based on the information covered in the previous questions, label the 2 figures below with preganglionic fibers, ganglia, and effectors (target organs). 4. Parasympathetic Division Sympathetic Division

Explanation / Answer

Sympathetic nervous system Activity parasympathetic nervous system

Constricts the blood vessels Blood vessels Dilates the blood vessels

Flow increases Blood to heart decreases with low BP

Supply more energy energy to muscles less amount is supplied

Dilates the pupil pupil of eye Constricts

Relaxes muscles Respiratory tube contracts bronchial muscles

Produces less saliva salivary glands more production of saliva

Increases heart rate Heart rate Decreases Heart rate

Reduces secretion Digestive organs Increases secretion

Converts glycogen to glucose Release of energy No involvement

Secretes less urine urine secretion Secretes more urine

Relaxes urinary muscles Constricts

Stimulate orgasm sex organs stimulate erection

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