Which of the following is an example of habituation?

    *a.    After a tone occurs many times, a person stops responding to it.
    b.    After repeated shocks, a person responds more strongly to the shock.
    c.    After a tone is repeatedly paired with a shock, a person responds more strongly to the tone.
    d.    After repeated shocks, a person stops responding to other stimuli.

Internal organs are to ________ as movement of the body is to ________.

    a.    striated muscles; skeletal muscles
    *b.    smooth muscles; striated muscles
    c.    antagonistic muscles; skeletal muscles
    d.    smooth muscles; rough muscles

Which of the following treatments would be most likely to help a patient starting several days after a stroke?

    *a.    Giving stimulant drugs combined with physical therapy.
    b.    Extensive bed rest.
    c.    Injecting a drug to block dopamine.
    d.    Administering tranquilizers.

Damage to the ventromedial tract would impair fine motor control.

True   
*False  

Synaptogenesis occurs throughout a person's lifetime.

*True   
False 

Bumps and depressions in the skull are closely related to how well developed the underlying brain areas are.

True  
*False

Most excitatory post-synaptic potentials result in an action potential.

True  
*False

If both parents are heterozygous, then all of their children should be homozygous.

True  
*False  

Damage to the ________ impairs performance on the delayed matching-to-sample and delayed nonmatching-to-sample tasks.

a. thalamus
b. parietal cortex
c. hypothalamus
*d. hippocampus

In infants, anesthetic drugs can increase:

a. myelination.
*b. apoptosis.
c. proliferation.
d. migration.

What does myelin cover?

a. All vertebrate axons and some invertebrate axons.
*b. Some axons in vertebrates and none in invertebrates.
c. All axons.
d. Most dendrites.

The UCR and the CR are always the same.

True  
*False  

Electrical stimulation of the primary somatosensory cortex results in muscle contractions in the body.

True  
*False  

The default program for developing neurons is to die.

*True  
False  

What are the two major pathways from the cerebral cortex for controlling movement?

a. sympathetic and parasympathetic
b. contralateral and ipsilateral
*c. dorsolateral and ventromedial
d. basal ganglia and limbic system

According to the trichromatic theory of color vision, the most important factor in determining the color we see is the:

    *a.    relative activity of short, medium, and long wavelengths.
    b.    absolute activity of a single cone.
    c.    velocity of the action potential.
    d.    difference between cone and rod activity.

Taste receptors are continually being replaced.

*True   
False   
   

If some of the axons innervating a given cell are destroyed or if they become inactive, what compensatory process takes place in the remaining presynaptic cells?

    *a.    collateral sprouting
    b.    denervation supersensitivity
    c.    removal of toxins
    d.    activation of previously silent synapses

The pons acts as a bridge between:

    a.    the hindbrain and the forebrain.
    *b.    one side of the nervous system and the other.
    c.    the thalamus and the cerebral cortex.
    d.    the thalamus and the hypothalamus.

People with amnesia tend to have poorer explicit than implicit memory.

*True   
False