Assignment
Q1. The two major cell types that make up the nervous system are cells and .
Q2. Almost all hormone secretion is under the control of the gland, which is in turn controlled by the .
Q3. The basal ganglia include the:
( ) Globus pallidus
( ) Caudate nucleus
( ) Putamen
( ) All of the above
Q4. Dendrites are:
( ) A type of glial cell
( ) The input zone of a nerve cell
( ) The output zone of a nerve cell
( ) Small cerebellar neurons
Q5. The generation of the action potential depends on channels, which are opened through a process of regenerative.
Q6. Event-related potentials are particularly useful for diagnosing problems with _____.
Q7. The number of receptors for a particular transmitter that are present in the brain may vary as a consequence of factors, biological , or the effects of .
Q8. A common feature of drugs that are prone to substance use disorder appears to be that they cause the release of in the .
Q9. A drug that affects the function of a receptor without impeding the access of neurotransmitter molecules to their binding sites on the receptor is a:
( ) Nonselective agonist
( ) Competitive ligand
( ) Noncompetitive ligand
( ) Nonselective antagonist
Q10. The _____ model of substance use disorder considers the disorder to be a consequence of a desire to avoid withdrawal symptoms.
Q11. The fact that the drug naloxone may suppress alcohol consumption suggests that the _____ system may be involved in the effects of alcohol in the brain.
Q12. Within the category of substance-related disorders, as described in the DSM-5, is a more severe disorder than .
Q13. The major factor that determines how many motoneurons will die during normal development is:
( ) Target size
( ) Exercise
( ) Cell adhesion molecules
( ) Death genes
Q14. An underlying problem with _____is an inability to empathize with others.
Q15. Undifferentiated _____ cells, if gathered from embryos and transplanted into the brain, will differentiate, and integrate properly.
Q16. After migrating to their new positions, newly born cells undergo _____.
Q17. Which of the following substances is involved in the peripheral mediation of pain information?
( ) Substance P
( ) Histamine
( ) Prostaglandin
( ) All of the above
Q18. The area of the skin that is innervated by a single spinal nerve is called a (n) _____.
Q19. Sensory systems localize sources of stimuli using:
( ) Spatial arrays of receptors
( ) Bilaterally placed receptors
( ) Movement of receptors
( ) All of the above
Q20. The change in the membrane potential of a receptor when it is stimulated is called the _____ potential.