CONTENTS. 



ix 



LESSON* PAGES 



XLIX. PFLUGER'S LAW OF CONTRACTION ELECTROTONIC VARIATION OP 



THE ELKCTRO-MOTIVITY RITTER'S TETANUS .... 247-250 

 L. VELOCITY OF NERVE-IMPULSE IN MOTOR NERVES OF FROG AND 



MAN KUHNE'S GRACILIS EXPERIMENT 250-254 



LI. CONDITIONS AFFECTING EXCITABILITY OF NERVE . . . 254-258 



LII. THE FROG'S HEART BEATING OF THE HEART EFFECT OF HEAT 



AND COLD SECTION OF THE HEART 259-262 



LIII. GRAPHIC RECORD OF THE FROG'S HEART-BEAT EFFECT OF 



TEMPERATURE 262-265 



LIV. SUSPENSION METHODS FOR HEART GASKELL'S HEART-LEVER 



AND CLAMP 266-270 



LV. STANNIUS'S EXPERIMENT INHIBITION LATENT PERIOD OF 



HEART-MUSCLE 270-273 



LVI. CARDIAC VAGUS AND SYMPATHETIC OF THE FROG AND THEIR 



STIMULATION 273-276 



LVII. ACTION OF DRUGS AND CONSTANT CURRENT ON HEART DESTRUC- 

 TION OF CENTRAL NERVOUS SYSTEM 277-279 



LVIII. PERFUSION OF FLUIDS THROUGH THE HEART PISTON-RECORDER 279-281 

 LIX. ENDO-CARDIAL PRESSURE APEX-PREPARATION TONOMETER . 281-284 

 LX. HEART-VALVESILLUMINATED HEART STETHOSCOPE CARDIO- 

 GRAPH POLYGRAPH INHIBITION OF HEART .... 284-291 

 LXI. THE PULSE SPHYGMOGRAPHS SPHYGMOSCOPE PLETHYSMO- 



GRAPH ' 291-295 



LXII. RIGID AND ELASTIC TUBES THE PULSE-WAVESCHEME OF THE 



CIRCULATION RHEOMETER 295-300 



LXIII. CAPILLARY BLOOD-PRESSURE LYMPH HEARTS BLOOD-PRESSURE 



AND KYMOGRAPH 3 OO ~3^ 



LXIV. PERFUSION THROUGH BLOOD-VESSELS 306-307 



LXV. MOVEMENTS OF THE CHEST WALL ELASTICITY OF THE LUNGS 



HYDROSTATIC TEST S 08 ^ 11 



LXVI. VITAL CAPACITY EXPIRED AIR PLEURAL PRESSURE GASES 



OF BLOOD AND AIR 3 II ~3 I 4 



LXVII. LARYNGOSCOPE VOWELS 3 I 5~3 I 7 



LXVIII. REFLEX ACTION ACTION OF POISONS KNEE-JERK . . . 318-322 



LXIX. SPINAL NERVE ROOTS 3 22 



LXX. REACTION TIME CEREBRAL HEMISPHERES .... 3 2 3~3 28 



LXXI. FORMATION OF AN IMAGE DIFFUSION ABERRATION ACCOM- 

 MODATION SCHEINER'S EXPERIMENT NEAR AND FAR 

 POINTS PURKINJE'S IMAGES PHAKOSCOPE ASTIGMATISM 



PUPIL 3 2 9-337 



LXXII. BLIND SPOT FOVEA CENTRALIS DIRECT VISION CLERK-MAX- 



WELL'S EXPERIMENT PHOSPHENES RETINAL SHADOWS . 337-343 



LXXm. PERIMETRY IRRADIATION IMPERFECT VISUAL JUDGMENTS . 344-35 



