NEET BIOLOGY

Detailed explanation-1: -His most important discovery was that arteries carry blood although he did not discover circulation. Galen was prolific, with hundreds of treatises to his name. He compiled all significant Greek and Roman medical thought to date, and added his own discoveries and theories.

Detailed explanation-2: -Unlike some of his predecessors, Galen concluded that the brain controlled cognition and willed action. The initial evidence for this doctrine was that the brain was the site of termination of all of the five senses: touch, taste, smell, sight, and hearing.

Detailed explanation-3: -Humorism theory was improved by Galen, who incorporated his understanding of the humors into his interpretation of the human body. He believed the interactions of the humors within the body were the key to investigating the physical nature and function of the organ systems.

Detailed explanation-4: -Today, Galen of Pergamon is best known as the most influential exponent of the ancient world’s cumbersome medical doctrines-especially humoral theory-and for many subtle anatomical discoveries, as well as mistakes about human anatomy and physiology.