1. When a new college student moves into his dorm room he iswoken up every night by the train whistles from the nearby traintracks. After a few weeks he realizes that he sleeps through thenight every night. What happened to this student?
A. Habituation
B. Plasticity
C. long-term sensitization
D. stimulus
E. Short-term sensitization
2. A student interested in the molecular mechanism of learningwould look for change in a synapse undergoing long-termpotentiation?
A. decrease in calcium currents in the postsynaptic cell
B. decreased depolarizations measured in the postsynapticcell
C. Increase in presynaptic neurotransmitter release
D. increase in numbers of NMDA receptors in the postsynapticmembrane
E. Increase in numbers of AMPA receptors in the postsynapticmembrane
3. Which molecule phosphoyylates AMPA receptors to increasesodium conductance?
A. CAM
B. Na+
C. NMDA
D. Ca2+
E. CaMII
