a. Interneurons
2. work by blocking membrane receptors and the subsequent reuptake of serotonin
and norepinephrine.
a. Tricyclic antidepressants (TCAs)
3. is sleep disordered breathing due to the brain not properly signaling the
respiratory muscles.
a. Central sleep apnea
4. The aim of drug therapy used for Parkinson's disease is to increase neuron
activity or decrease neuron activity.
a. dopaminergic, cholinergic
5. Specialized ependymal cells that project into the ventricles and produce CSF are called
the .
a. Choroid plexus
6. T/F - Make true if False: Astrocytes help to form the blood-brain barrier which prevents
toxins from the blood from entering the brain.
a. True
7. T/F - Make true if False: Alterations in the HPA axis have been linked to PTSD.
a. True
8. T/F - Make true if False: Muscular tone is diminished during REM sleep.
a. True
9. T/F - Make true if False: Someone in the early stages of Alzheimer's disease requires
assistance for their activities of daily living.
a. False, in the early stages of Alzheimer's disease, individuals are still independent
with their ADLs.
10. Explain 3 mechanisms in which neurotransmitters are removed from the synaptic cleft.
a. A neurotransmitter can be broken down by enzymatic activity into inactive
substances.
b. A neurotransmitter can be drawn back into the presynaptic neuron by a process
known as reuptake.
c. A neurotransmitter can diffuse into the intercellular fluid until its concentration
is too low to elicit a postsynaptic response.
11. You are babysitting a 7-year-old child with a known history of seizure activity. You
notice they appear flushed and seem unresponsive. You ask if they are feeling alright
and they stare at you blankly. After a few seconds they act as if nothing happened and
return to play. Is this a generalized or focal seizure? Based upon this description, what
specific type of seizure did this individual experience?
a. Generalized, Absence seizure
12. Describe the importance of brain activity that occurs during REM sleep.