Anatomy and physiology : designed for academies and families . rnal twigs. Q, The superior cervical ganglion. R, Its superiorbranches. S, Its Inferior branches. T, The external branch. V, Ihe submaxillary gan-glion. V, The vidian nerve. W, Its naso-palatine branch. X, The spheno-palatineganglion. Z, The auditory nerve and membrane of the tympanum, containing withinits cavity four small bones of the ear. 1, The renal plexus of nerves that surroundsthe kidneys. 2, The lumbar ganglion. 3, Their internal branches, 4, Their externalbranches. 6, The aortic plexus of nerves that lies upon the aorta.

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Anatomy and physiology : designed for academies and families . rnal twigs. Q, The superior cervical ganglion. R, Its superiorbranches. S, Its Inferior branches. T, The external branch. V, Ihe submaxillary gan-glion. V, The vidian nerve. W, Its naso-palatine branch. X, The spheno-palatineganglion. Z, The auditory nerve and membrane of the tympanum, containing withinits cavity four small bones of the ear. 1, The renal plexus of nerves that surroundsthe kidneys. 2, The lumbar ganglion. 3, Their internal branches, 4, Their externalbranches. 6, The aortic plexus of nerves that lies upon the aorta. How is the sympathetic system of nerves distributed ? What excep-tion ? Of what are they composed ? Why are they called ganglia ? Howmay each ganglia be considered ? Where does the superior or ascendingbranch communicate ? The inferior ? The external ? The internal ? Whatis a plexus of nerves ? From what do they derive their name ? Why isthe sympathetic considered the nerve of organic life ? What is the designof Fig. 1S3 ? * SYMPATHETIC SYSTEM OF NERVES. 261. THK0°r 262 ANATOMY AND 184.

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Keywords: ., bookcentury1800, bookdecade1840, booksubjectanatomy, bookyear1847