Structure of an intestine; eight distinct layers. Valvulæ conniventes peculiar to man. Nature of villi: manner of absorption. Mucous membrane of the stomach. Glands of Brunner, Grew, and Peyer. Solitary glands. Muscular coat of the intestine. Wounds of the abdomen affecting its wall or paries. Illustrative cases. Entrance and exit of a ball. Lodgment of a ball in the abdominal paries. Incised wounds of the paries followed by suppuration. Rupture of viscera from a blow. In incised wounds the muscular parts are not reunited; formation of an abdominal hernia; treatment. Admission of atmospheric air a bugbear. Penetrating wounds. Protrusion of omentum; of intestine. Illustrative cases. Treatment of wounded intestine. Large effusions of blood into the cavity of the abdomen. Travers’s experiments on wounded intestines. Treatment of a divided intestine; by ligature; by continuous suture. Ramdohr’s treatment of a completely divided intestine. Manner of making a continuous suture. pp. 482-508 LECTURE XXVIII. Treatment of incised wounds of the intestine of small extent; when larger; enlargement of the external wound when necessary. Intestine or artery injured to be secured by suture; wound to be reopened. Bleeding from the mesenteric or epigastric artery; effusion of blood into the cavity; to be evacuated by enlarging the wound, when in quantity; if the effusion be a small one, the blood will coagulate, and be absorbed; suppuration in the abdomen a consequence of the non-absorption or non-evacuation of blood effused to a large amount; illustrative cases; treatment. Wounds of the intestines from musket-balls. Illustrative cases of Captain Smith, Ensign Wright, Mathews, etc. Balls passed per anum. Remarks. Cases of gunshot wounds of the abdomen occurring during the Crimean campaign. pp. 508-525 LECTURE XXIX. Abnormal or artificial anus; mode of formation. Valve or septum in the orifice of the lower end of the bowel generally present, but occasionally wanting. Treatment by compression. Desault’s mode of treatment; Dupuytren’s; Mr. Trant’s. Wounds and injuries of the liver. Cases of General Sir S. Barns, Corporal Macdonald, Lieutenant Hooper, etc. Removal of portions of the liver, the patient surviving. Illustrative cases by Blanchard, Dieffenbach, and Dr. Macpherson. Wounds of the stomach; treatment. Fistulous opening in that viscus. Knife swallowing; the operation of opening the abdomen and stomach for the removal of knives which have thus passed into that organ. Interesting cases. Wounds and injuries of the spleen; removal of the organ entire or in part. Treatment of incised, punctured, and gunshot wounds of the spleen. Wounds of the kidney and ureter. Illustrative cases. Wounds of the spermatic cord and testis; case of medullary sarcoma of the testis and lumbar glands, following a gunshot wound of the testicle; wounds of the penis. Illustrative case. pp. 525-540 LECTURE XXX.