Eleven of the first 14 American Ph.D.s in psychology were his students. James M. Cattell (1860-1944) was a student in G. Stanley Hall's laboratory course at Johns Hopkins University and went on to study with Wilhelm Wundt in Germany in 1883.
Drug-induced tremor is a simple nervous system and muscle response to certain medications. Drugs that can cause tremor include the following: 1  Cancer medicines such as thalidomide and cytarabine.  Seizure medicines such as valproic acid (Depakote), and sodium valproate (Depakene)
Types of tremors induced by drugs include enhanced physiologic tremor, rest tremor, and action tremor. Signs and symptoms of drug-induced tremors depend on the drug used and on a patient's predisposition to its side effects. Some drugs cause extrapyramidal side effects manifesting as bradykinesia, rigidity, and tremor.