Volume 1

Descriptive catalogue of the preparations in the museum of St. Thomas's Hospital.

Date:
1847-59
Catalogue details

Licence: Public Domain Mark

Credit: Descriptive catalogue of the preparations in the museum of St. Thomas's Hospital. Source: Wellcome Collection.

Provider: This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.

    239/268 (page 219)
    1834. Ostrich. Two dorsal vcrtcbra3, with portions of ribs attached. The apertures by which air enters both sets of bones may bo seen, 1835. Ostrich. Three inferior cervical vertebrae, with the elastic ligaments connecting their spinous processes together. 1836. Ostrich. A single cervical vertebra, showing, by a section, the attachment of two of the elastic ligaments to the root of the spinous process. 1837. Ostrich. A poiliion of the sternum with ribs attached. Each of the latter is united to the sternum at two points, by means of distinct synovial membranes and capsular ligaments. Botli the sternum and the ribs contain air. 1838. Ostrich. The central portion of the sternum, with its delicate reticular structure for containing air. This bone in the Stru- thious Birds is never provided with a crest, or keel. In this specimen, frotn a young bird, ossification is still incomplete. 1839. Ostrich. A longitudinal section of the femur. The cavity of the bone contains cells for air, but there are none for me- dullary matter. The air is admitted by the aperture, near the head of the bone, seen on the reverse of the preparation. 1840. Ostrich. The upper part of the femur. The form and situa- tion of the aperture by which the air enters may be seen. 1841. Ostrich. A section of the lower end of tlie tibia. The cellular structure is here more compact, and its cells are filled up with marrow. 1842. Ostrich. Two transverse sections of the tibia and one of the femur, illustrating tlie same varieties of structure as Nos. 1840 and 1841. 1843. Ostridi. The knee-joint, laid open. The tendon of a power- ful extensor muscle is seen attached to the outer condyle of the «