XI.

AUTOMATIC AND INFLUENTIAL NERVES.

THE FIFTY-SIXTH LECTURE IN THE BOSTON MONDAY LECTURESHIP, DELIVERED IN TREMONT

TEMPLE DEC. 11.

"IT is certain that matter is somehow directed, controlled, and arranged, while no material forces or properties are known to be capable of discharging such functions. . . . I believe that it will be found, that the institution of the series of preparatory changes which occur previous to the development of the lasting form and structure of tissues can only be accounted for upon the supposition of the existence of a power capable of foreseeing what was about to happen, and of determining beforehand the arrangement that would be most advantageous to the living being, and able to provide beforehand for requirements that it was foreseen would arise at a future time." - LIONEL BEALE, Protoplasm, pp. 306, 358.

"THE laws of nature do not account for their own origin.". JOHN STUART MILL, Logic.

Distribution of finest nerve fibres which result from the division of dark-bordered nerve fibres to the elementary muscular fibres of the thin mylo-hyoid muscle of the hyla,or green tree frog. The diameter of each muscular fibre is less than that of a human red blood corpuscle. The capillaries are injected blue. x 1800.