Calendar: 1848-1849 Page 280

278 MEDICAL DEPARTMENT Mention the forces by which the blood circulates in the capillaries Describe the middle coat of arteries Describe the sounds of the heart and specify what they indicate Describe the mitral valve and its mode of action What are Peyer's glands their number position and structure Specify the same points as regards Brunner's glands Contrast the circulation in the lungs with that in the liver III -Ci cmtsitn What is the principle on which the common thermometer acts How are the fixed points required for its graduation found What is the cause that those temperatures are constant Describe the method of taking the specific gravity of gas Mention the precautions needed to ensure accuracy What is the law regulating the volume of gases and vapours under alterations of pressure Give an example of its application to the measurement of gases What is the rate of expansion by heat which gaseous bodies undergo Upon this datum calculate the bulk of 50 cubic inches of gas measured at 70υ Pah and of 100 cubic inches measured at 50 Fah each corrected to the temperature of 60 Fah Define what is meant by the dewpoi&t Mention the mode of experiment by which it is ascertained and explain the principle of proceeding Describe the phenomena produced by the friction of glass against silk and exptain them according to Dufay's hypothesis How is the gold-leaf electroscope used in ascertaining the nature of the electric excitement of charged body Trace the steps of the action Mention some of the principal natural phenomena directly traceable to electricity of high tension