AP PSYCHOLOGY

Detailed explanation-1: -After Mr. Leborgne passed away (April 17th, 1861), Paul Broca did a post mortem examination and he concluded that a lesion in the posterior part of the third and possibility the second frontal gyrus in the left hemisphere, that was as big as a chicken’s egg, caused the speech problems.

Detailed explanation-2: -The highlighted region is Broca’s Area. June 28th was the 194th birthday of Paul Broca, the physician and anthropologist who discovered the area of the brain responsible for our ability to produce spoken language.

Detailed explanation-3: -Broca is most famous for his discovery of the speech production center of the brain located in the ventroposterior region of the frontal lobes (now known as the Broca’s area).

Detailed explanation-4: -In 1861 he announced his discovery of the seats of articulate speech in the left frontal region of the brain, since known as the convolution of Broca. Thus, he also furnished the first anatomical proof of the localization of brain function.