Where was the first open-heart surgery in 1952? In September 1952, approximately 1 year before the Minnesota cross-circulation experiments were initiated, Dr […]
What is the effect of cholinergic stimulation on airway smooth muscle? Cholinergic control of airways In animals, electrical stimulation of the vagus […]
What did Ambroise Pare contribute to the scientific revolution? He introduced the implantation of teeth, artificial limbs, and artificial eyes made of […]