20 Head of metacarpal bone. Caput metacarpale. Distal articular end of a metacarpal bone. A B
21 Third metacarpal bone. Os metacarpale ter-tium [III]. Metacarpal bone lying proximal to the middle finger. A B
22 Styloid process. Processus styloideus. Pointed process at the base of metacarpal III, radial to the capitate. B
23 FINGERS (DIGITS). Ossa digitorum (phalanges). A B
24 PHALANGES. Bony segments comprising the fingers. A B
25 Proximal phalanx. Phalanx proximalis. Proximal bone of a finger. A B
26 Middle phalanx. Phalanx media. The middle bones of the fingers. A B
27 Distal (terminal) phalanx. Phalanx distalis. Distal, nail-bearing segment of the finger. A B
28 Tuberosity of distal phalanx. Tuberositas phalangis distalis. Roughened expansions at the distal flexor side of each terminal phalanx for attachment of the tactile pads. A
29 Base of phalanx. Basis phalangis. Proximal, thickened, articular end of the phalanx. A B
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This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.