Exam 2: Synapses

 The anterior pituitary is composed of ____ and the posterior pituitary is composed of ____.

 Autoreceptors monitor the ____.

 Karissa is in the lab working and was able to produce a reflexive response by stimulating several different locations all at one time. She successfully demonstrated ______ summation.

 What ordinarily prevents extensor muscles from contracting at the same time as flexor muscles?

 Dr. Edmonson is working in the lab with cultured neurons. He applies a drug that inhibits acetylcholinesterase. What does he expect to have occur?

 Tennille wants to know what eating proteins, which are rich in tyrosine, might do to neurotransmitter levels. What would you tell her?

 COMT and MAO are ____.

 Nitric oxide (NO) can function as a hormone.

 A reflex arc contains specialized motor neurons that detect and execute the reflex.

 A temporary hyperpolarization is known as an ____.

 Which terms refers to a chemical that binds to another chemical?

 The amount of temporal summation depends on the rate of stimulation.

 The main advantage of a neuron releasing more than one neurotransmitter is that:

 Elwood is studying the difference between EPSPs and IPSPs. What should he write in his notes?

 Maryanna is studying the reflex arc for a quiz. In her notes, she wrote down that the proper order is _____.

 Most of the brain's excitatory ionotropic synapses release ____ while the inhibitory ionotropic synapses release ____.

 Dr. Benzing is working in the lab. He has been able to demonstrate that ______ increases the frequency of the spontaneous firing rate.

 Dopamine and norepinephrine are classified as ____.

 Professor Russom is giving a talk about neurotransmitters. She tells the class that most neurotransmitters are synthesized from _____.

 Whether or not a neurotransmitter is excitatory depends on the response of the postsynaptic receptor.