Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter
  1. Word Games
  2. Word of the Day
  3. New Words & Slang
  4. Video
 

Marey's law

3 ENTRIES FOUND:
  1. Marey's law (noun)
  2. nocardia (noun)
  3. tetralogy of Fallot (noun)

Ma·rey's law

noun \mə-ˈrāz-\

Definition of MAREY'S LAW

: a statement in physiology: heart rate is related inversely to arterial blood pressure

Biographical Note for MAREY'S LAW

Ma·rey \mȧ-rā\ Étienne–Jules (1830–1904), French physiologist. Marey contributed greatly to the development of experimental physiology. In 1860 he invented the sphygmograph, an instrument for recording the features of the pulse and variation in blood pressure on a graph. In 1861 he formulated Marey's law. He was the first to realize the relationship between blood pressure and heart rate.