688 
PROFESSOR H. N. MARTIN ON THE BEAT OF THE DOG’S HEART. 
References. 
1. H. Newell Martin. “A New Method of Studying the Mammalian Heart-.” 
‘ Studies from the Biological Laboratory, Johns Hopkins University,’ vol. ii., 
p. 119, June, 1881. 
2. - “ Observations upon the Direct Influence of Variations of 
Arterial Pressure upon the Rate of Beat of the Mammalian Heart.” c Studies 
from the Biological Laboratory,’ vol. ii., p. 213, March, 1882. 
3. -“ The Influence of Variations of Arterial Pressure, of 
Venous Pressure, and of Temperature upon the Pulse Rate of the Isolated 
Mammalian Heart.” ‘Transactions of the Medical and Chirurgical Faculty of 
Maryland,’ 1882. 
4. Weismann. “ Ueber die Muskulatur cles Herzens beim Menschen und in der 
Thierreihe.” £ Reichert und Du Bois’ Archiv,’ 1861, p. 41. 
5. V. Bezold und Blcebaum. “ Ueber die Einwirkung der Atropins auf die 
Herzbewegung bei Carnivora.” ‘Neue Wlirzburger Zeitung,’ 1866, Nr. 129. 
6. T. Lauder Brunton. “ Influence of Temperature on the Pulsations of the 
Mammalian Heart and on the Action of the Vagus.” ‘ Bartholomew’s Hospital 
Reports,’ vol. vii. 
7. Schenk, J. L. “ Zur Physiologie des Embryonalen Herzens.” £ Sitzber. d. k. 
Akad. zu Wein,’ Bd. 56, 2, p. 111. 
8. M r ERNiCKE, R. C£ Zur Physiologie des Embryonalen Herzens.” £ Preyer’s 
Sammlungen,’ 1876 . 
9. Cleland. “Note on the Effect of Heat on the Heart’s Action in the Chick. 
£ Journ. of Anat. and Phys.,’ vol. xi., p. 754. 
10. Claude Bernard. ‘Liquides de 1’Organism,’ tome i., chap. 5. 
