A text-book of clinical anatomy : for students and practitioners . d , Area of distribution of the great auricular, superficial cervical, and supra-clavicular branches of the cervical plexus. C, Circumflex nerve. W, Nerve of Wrisberg. , In-ternal cutaneous area. , Musculospiral area. , Musculocutaneous area. U, Ulnar. M,Median. R, Radial. , Genitocrural area. The nerve is seen as distributing its branches to thegenital region and to the upper portion of the thigh. , External cutaneous area. , Ilio-in-guinal area. , Internal cutaneous area of the thigh. ,
A text-book of clinical anatomy : for students and practitioners . d , Area of distribution of the great auricular, superficial cervical, and supra-clavicular branches of the cervical plexus. C, Circumflex nerve. W, Nerve of Wrisberg. , In-ternal cutaneous area. , Musculospiral area. , Musculocutaneous area. U, Ulnar. M,Median. R, Radial. , Genitocrural area. The nerve is seen as distributing its branches to thegenital region and to the upper portion of the thigh. , External cutaneous area. , Ilio-in-guinal area. , Internal cutaneous area of the thigh. , Middle cutaneous of thigh. ,Internal saphenous. P, External popliteal branches area. On the right side the division accordingto segments is seen, the letters C, D, L, and S standing respectively for cervical, dorsal, lumbar, andsacral segments of the cord. On the right side, from the fourth dorsal to the twelfth dorsal (inclu-sive), the maximum points, according to Head, of the abdominal viscera are shown in relation to thespinal segments. (See Abdomen.) 73. Fig. 24.—Coronal section of skull to show frontal sinuses and antra of , Frontal sinuses. On the right side a probe is seen, indicating the position of theopening of this side. 2, Antra of Highmore. On the right side a probe is seen, indi-cating its opening into the middle meatus. Upon the left side the communication referredto in the text as occasionally existing between the ethmoidal cells and the antrum is shownby the probe. 3, Ethmoidal cells. 4, Middle turbinated bone. 5, Inferior turbinatedbone. 6, Deviation of septum to right. 7, Hard palate. 8, Globus of eye. 9, Ex-ternal rectus muscle. 10, Inferior rectus muscle, n, Internal rectus muscle. 12, Supe-rior oblique and superior rectus muscles. 75 THE FACE. 77 tion; the latter, those of motion. The ophthalmic branch of the fifthsupplies the upper third (forehead), the superior maxillary the middle,and the inferior maxillary the lower third (see Fig. 23)
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