old engraved illustration of the viscera of the chest or thoracic viscera - the internal organs within the thoracic cavity, including the heart, lungs, trachea, esophagus, and thymus gland - 空腸 個照片及圖片檔
old engraved illustration of the viscera of the chest or thoracic viscera - the internal organs within the thoracic cavity, including the heart, lungs, trachea, esophagus, and thymus gland - 空腸 個照片及圖片檔
old engraved illustration of cardiac glands or gastric cardiac glands, specialized mucous-secreting glands located in the cardia region of the stomach - 空腸 個照片及圖片檔
old engraved illustration of a intestinal gland, a gland found in between villi in the intestinal epithelial lining of the small intestine and large intestine (or colon) - 空腸 個照片及圖片檔
