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Which activity is increased by the sympathetic nervous system?
a. Salivation
b. Heart rate
c. Digestive activity
d. Body temperature
In one study, women in the follicular phase, when the probability of becoming pregnant
is greatest, preferred male faces that were:
a. more masculine in appearance.
b. somewhat feminine.
c. about halfway between feminized and masculinized.
d. larger than normal.
In its normal form, part of the gene which controls Huntington's disease repeats its
sequence of bases:
a. under ten times.
b. between approximately 11-24 times.
c. at least 36 times.
d. approximately 75 or 80 times.
Nearly all of the drugs that can produce a psychosis resembling schizophrenia:
a. increase the stimulation of GABA synapses.
b. increase the stimulation of dopamine synapses.
c. decrease the stimulation of serotonin synapses.
d. decrease the stimulation of acetylcholine synapses.
People with parietal lobe damage the process of ____ is damaged.
a. remembering names
b. associating one event with another
c. episodic memory
d. Speech
Broca's area is located in the:
a. left parietal lobe.
b. left frontal lobe.
c. right temporal lobe.
d. right occipital lobe.
The psychological disorders that accompany Huntington's disease could be mistaken for
which of the following?
a. Schizophrenia
b. Dissociative identity disorder
c. Antisocial personality disorder
d. Bipolar disorder
Which of the following would produce spatial summation?
a. Present two or more weak stimuli at the same time.
b. Start action potentials at both ends of one axon at the same time.
c. Do not allow a flexor muscle to relax before stimulating it again.
d. Present a rapid sequence of weak stimuli.
The function of neurotrophins is to:
a. inhibit proliferation.
b. promote survival of axons.
c. be used as fuel.
d. signal that an axon has been "rejected."
If a characteristic is controlled by an X-linked recessive gene, it produces its apparent
effects:
a. more often in males.
b. more often in females.
c. only in childhood.
d. only after puberty.
The onset of REM sleep begins with activity in the:
a. prefrontal cortex.
b. pons.
c. medulla.
d. cerebellum.
Which of the following is true regarding left-handed individuals?
a. They are more likely to learn sign-language.
b. They are less likely to be left-hemisphere dominant for speech production.
c. They use both hemispheres equally well for speech production.
d. They are more likely to stutter.
Chemicals are released by axons:
a. into the presynaptic terminal.
b. into the junction between neurons.
c. through the efferent terminals.
d. to the mitochondria.
Where do most action potentials begin?
a. in the dendrites
b. in the cell body
c. at the axon hillock
d. at the tip of the axon
Which of the following claims would be made by the evolutionary perspective of sleep?
a. The function of sleep is similar to that of hibernation.
b. More highly evolved species, such as humans, need more sleep than other species.
c. During sleep, we relive the experiences of past generations.
d. Sleep enables the body to repair and restore itself to promote survival.
Which of the following would be most impaired with damage to the vestibular senses?
a. writing
b. hearing
c. visually tracking an object while dancing
d. ability to discriminate salt from sugar
