however carefully executed.
DETAILED CONTENTS.
INTRODUCTION
CHAP. I GENERAL PRINCIPLES OF EXPRESSION.
The three chief principles stated The first principle Serviceable
actions become habitual in association with certain states of the mind,
and are performed whether or not of service in each particular case The
force of habit Inheritance Associated habitual movements in man Reflex
actions Passage of habits into reflex actions Associated habitual
movements in the lower animals Concluding remarks
CHAP. II GENERAL PRINCIPLES OF EXPRESSION. _continued_.
The Principle of Antithesis Instances in the dog and cat Origin of the
principle Conventional signs The principle of antithesis has not arisen
from opposite actions being consciously performed under opposite
impulses
CHAP. III GENERAL PRINCIPLES OF EXPRESSION. _concluded_.
The principle of the direct action of the excited nervous system on the
body, independently of the will and in part of habit Change of colour
in the hair Trembling of the muscles Modified
secretions Perspiration Expression of extreme pain Of rage, great joy,
and terror Contrast between the emotions which cause and do not cause
expressive movements Exciting and depressing states of the mind Summary
CHAP. IV MEANS OF EXPRESSION. IN ANIMALS.
The emission of sounds Vocal sounds Sounds otherwise produced Erection
of the dermal appendages, hairs, feathers, &c., under the emotions of
anger and terror The drawing back of the ears as a preparation for
fighting, and as an expression of anger Erection of the ears and
raising the head, a sign of attention
CHAP. V. SPECIAL EXPRESSIONS OF ANIMALS.
The Dog, various expressive movements of Cats Horses Ruminants Monkeys,
their expression of joy and affection Of pain Anger Astonishment and
Terror
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