PHYSIOLOGY
CENTRAL NERVOUS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Leonardo da Vinci Leonardo da Vinci
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Stephen Hales Stephen Hales
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Galen Galen
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Charles Darwin Charles Darwin
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Detailed explanation-1: -Hales was the first to quantitatively measure blood pressure, which he did by inserting a tube into a blood vessel and allowing the blood to rise up the tube.
Detailed explanation-2: -Stephen Hales (1677-1761) was an English clergyman who made major contributions to a wide range of scientific topics such as botany, chemistry, pneumatics, and physiology.
Detailed explanation-3: -Besides this, Stephen Hales was also the first, in 1727, to determine arterial blood pressure, when he measured the rise in a column of blood in a glass tube bound into an artery."
Detailed explanation-4: -Stephen Hales is considered the ‘father of plant physiology’ for the many experiments he conducted in 1727; though Julius von Sachs unified the pieces of plant physiology and put them together as a discipline.