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From Embryology

Contents

Chapter I. The Study of the Nervous System

Point of view; anatomical, experimental and physiological methods. Morphological terms; planes of sectioning; neurological terms.

Chapter II. General Morphology of the Nervous System

Chapter III. Development of the Nervous System

Neural tube; neural crest; neuromeres; secondary brain segments; auditory and olfactory pits and optic vesicle; histogenesis of central nervous system; longitudinal zones. Development of peripheral nerves and sense organs; part played by the neural crest and by ectodermal placodes. Morphology of the head.

Chapter IV. Nerve Elements and Their Functions

Functions of nerve elements; stimuli and impulses; polar differentiation; parts of a nerve cell and course of impulses. Receptive and excitatory cells and reflex actions. The Neurone Theory.

Chapter V. The Functional Divisions of the Nervous System

The work of the nervous system in relation to soma and viscera; four kinds of nervous activity and the corresponding divisions of the nervous system.


Chapter VI. Somatic Afferent Division. General Cutaneous Subdivision

General cutaneous endings and general cutaneous components in the spinal and cranial nerves; general cutaneous centers in spinal cord and brain; general survey.

Chapter VII. Somatic Afferent Division. Special Cutaneous Subdivision

Sense organs, morphology and physiology; special cutaneous components; special cutaneous centers; differentiation of cutaneous and auditory centers and cerebellum.

Chapter VIII. Somatic Afferent Division. The Visual Apparatus

Organism sensitive to light; development of special light percipient organ, the retina; optic tracts; structure of tectum opticum; origin and morphological position of the eyes. Pineal eyes.

Chapter IX. The Visceral Afferent Division

General Visceral Subdivision. Visceral afferent components; visceral sensory centers. Special Visceral or Gustatory System. Organs of the sense of taste, origin, structure and distribution; innervation; gustatory centers; change of function . in higher vertebrates.

Chapter X. The Olfactory Apparatus

Sense organ; nerve; olfactory centers. Relations to other systems.

Chapter XI. The Somatic Motor Division

Ventral nerves; roots wanting in cranial region; origin, arrangement and distribution of components; plexuses; "hypoglossus"; eye muscle nerves; relations of the somatic motor column in the brain.

Chapter XII. The Visceral Efferent Division

Origin, arrangement and distribution of the components; fibers to the sympathetic; nerves of mastication; of expression; vagus and spinal accessory complex; relations of the visceral efferent column.

Chapter XIII. The Sympathetic System

Development of ganglia and nerves; structure of the system; general constitution and relations.

Chapter XIV. Centers of Correlation

General constitution of central system; four chief zones; substantia reticularis; functions and organization of; centers of correlation; their relation to complex activities; materials for study of these centers. Region of the myelencephalon.

Chapter XV. The Cerebellum

Phylogenetic history. Mammalian cerebellum; hemispheres and vermis; subdivisions and fissures; structure; review of vertebrate cerebellum. Structure of cerebellar cortex; fiber tracts of cortex. Deep gray masses and their fiber connections. Evolution of structure and function, general suryey; function in mammals.

Chapter XVI. Centers of Correlation. The Mesencephalon and Diencephalon

1. The Cutaneous Apparatus. The lemniscus system; the differentiation of centers in the tectum mesencephali.

2. The Optic Apparatus. Tectum opticum; development of optic centers in the thalamus; division of function between centers.

3. Centers related to the posterior commissure.

Chapter XVII. Correlating Centers in the Diencephalon (Continued)

4. The Olfactory and Gustatory Apparatus. The hypothalamus; its limits, relations, structure and fiber tracts. The nucleus habenulae; structure, relations and fiber tracts. The hypothalamus and nucleus habenulae as derivatives of the visceral sensory zone of the brain.

5. The nucleus of the tractus strio-thalamicus and the sub stantia reticularis thalami.

6. The Saccus Apparatus.

Chapter XVIII. The Evolution of the Cerebral Hemispheres

Survey of the forebrain of lower vertebrates. The archipallium and neopallium of mammals.

Chapter XIX. The Neopallium

Structure of the cortex. Cerebral localization. Evolution of the neopallium.