Page:The Book of the Thousand Nights and One Night, Vol 4.djvu/383

353 appointed the lungs for a ventilator to the heart and set the liver on the right side, opposite thereto. Moreover, He made, besides this, the midriff and the intestines and set up the bones of the breast and ribbed them with the ribs.’ (Q.) ‘How many ventricles are there in a man’s head?’ (A.) ‘Three, which contain five faculties, styled the intrinsic senses, i.e. common sense, fancy, thought, apperception and memory.’ (Q.) ‘Describe to me the scheme of the bones.’ (A.) ‘It consists of two hundred and forty bones, which are divided into three parts, the head, the trunk and the extremities. The head is divided into skull and face. The skull is constructed of eight bones, and to it are attached the teeth, two-and-thirty in number, and the hyoïd bone, one. The trunk is divided into spinal column, breast and basin. The spinal column is made up of four-and-twenty bones, called vertebræ, the breast of the breastbone and the ribs, which are four-and-twenty in number, twelve on each side, and the basin of the hips, the sacrum and the coccyx. The extremities are divided into arms and legs. The arms are again divided into shoulder, comprising shoulder-blades and collar-bone, the upper-arm, one bone, the fore-arm, composed of two bones, the radius and the ulna, and the hand, consisting of the wrist, the metacarpus and the fingers. The wrist is composed of eight bones, ranked in two rows, each comprising four bones; the metacarpus of five and the fingers, which are five in number, of three bones each, called the phalanges, except the thumb, which has but two. The lower extremities are divided into thigh, one bone, leg, composed of three bones, the tibia, the fibula and the kneepan, and the foot, divided like the hand, with the exception of the wrist, which is composed of seven bones, ranged in two rows, two in one and five in the other.’ (Q.) ‘Which is the root of the

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