Chapter D: Appleton & Co., Publishers,

549 & 551 BROADWAY, NEW YORK.

SCIENCE PRIMERS, _edited by_
_PROFESSORS_ HUXLEY, ROSCOE, _and_
BALFOUR STEWART.

VI.
_PHYSIOLOGY._

FIG. I.--THE HUMAN SKELETON IN PROFILE.

_Mn._ The Mandible or Lower Jaw.

_St._ The Sternum. }
_R._ The Ribs. } In the Thorax.
_R´._ The Cartilages of the Ribs. }

_Scp._ The Scapula, or Shoulder Blade.

_Cl._ The Clavicle, or Collar Bone.

_H._ The Humerus. }
_Ra._ The Radius. } In the Arm.
_U._ The Ulna. }

_F._ The Femur. }
_Tb._ The Tibia. } In the Leg.
_Fb._ The Fibula. }

FIG. II.

A front view of the Sternum, _St._, with the Cartilages of the Ribs, _R´._, and part of the Ribs themselves _R._]

Science Primers.

PHYSIOLOGY.

BY
M. FOSTER, M.A., M.D., F.R.S.,
FELLOW OF TRINITY COLLEGE, CAMBRIDGE.

WITH ILLUSTRATIONS.

NEW YORK:
D. APPLETON AND COMPANY,
549 AND 551 BROADWAY.
1877.