Four soldiers were holding him, and a spectacled doctor was cutting into his muscular brown back.
Correlated with the well-developed muscular system and sense-organs of the medusa, we find also a distinct nervous system, either, when there is no velum, in the form of concentrations of nervous matter in the vicinity of each sense-organ, or, when a velum is present, as two continuous rings running round the margin of the umbrella, one external to the velum (exumbral nerve-ring, n.r l, see fig.
One fair-haired young soldier of the third company, whom Prince Andrew knew and who had a strap round the calf of one leg, crossed himself, stepped back to get a good run, and plunged into the water; another, a dark noncommissioned officer who was always shaggy, stood up to his waist in the water joyfully wriggling his muscular figure and snorted with satisfaction as he poured the water over his head with hands blackened to the wrists.
To the third type all the Metanemertini correspond; their muscular layers are only two, an external circular and an internal longitudinal one (fig.
She clung to his muscular shoulders, returning his ardent embrace.
As a psychologist de Tracy deserves credit for his distinction between active and passive touch, which developed into the theory of the muscular sense.
The Rotifera are characterized by the retention of what appears in Molluscs and Chaetopods as an embryonic organ, the velum or ciliated prae-oral girdle, as a locomotor and foodseizing apparatus, and by the reduction of the muscular parapodia to a rudimentary or non-existent condition in all present surviving forms except Pedalion.
Teriors; k, middles; 1, g, Umbonal muscular impresoutsiders), enabling the sions (open valves).
Internally strychnine acts as a bitter, increasing the secretion of gastric juice and the intestinal peristalsis, being a direct stimulant to the muscular coat; in this manner it has a purgative action.
In effect, therefore, Mayow - who also gives a remarkably correct anatomical description of the mechanism of respiration - preceded Priestley and Lavoisier by a century in recognizing the existence of oxygen, under the guise of his spiritus nitro-aereus, as a separate entity distinct from the general mass of the air; he perceived the part it plays in combustion and in increasing the weight of the calces of metals as compared with metals themselves; and, rejecting the common notions of his time that the use of breathing is to cool the heart, or assist the passage of the blood from the right to the left side of the heart, or merely to agitate it, he saw in inspiration a mechanism for introducing oxygen into the body, where it is consumed for the production of heat and muscular activity, and even vaguely conceived of expiration as an excretory process.