Quiz 1 notes

The vast majority of neurons in the body’s information system are
Answer

  • A. Stem cells.
  • B. Interneurons.
  • C. Motor neurons.
  • D. Sensory neurons.
B. Interneurons.
Natural, opiatelike neurotransmitters linked to pain control are called
Answer

  • A. ACh agonists.
  • D. Dendrites.
  • C. Morphene antagonists.
  • D. Endorphins.
D. Endorphins.
Drugs that block the reuptake of serotonin will thereby increase the concentration of serotonin molecules in the
Answer

  • A. Axon terminals.
  • B. Synaptic gaps.
  • C. Glial cells.
  • D. Endocrine glands.
B. Synaptic gaps.
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Botox injections smooth facial wrinkles because botulin is a(n)

  • A. ACh antagonist.
  • B. Dopamine antagonist.
  • C. ACh agonist.
  • D. Dopamine agonist.
A. ACh antagonist.
In stressful situations, the sympathetic nervous system ________ blood sugar levels and ________ the pupils of the eyes.
Answer

  • A. Lowers; dilates
  • B. Raises; contracts
  • C. Lowers; contracts
  • D. Raises; dilates
D. Raises; dilates

While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. This most clearly illustrates the functioning of different

  • A. Neurotransmitters.
  • B. Reticular formations.
  • C. Neural networks.
  • D. Limbic systems.
C. Neural networks
Read also Quiz Week 4

The endocrine system consists of

  • A. Association areas.
  • B. Neural networks.
  • C. Interneurons.
  • D. Glands.
D. Glands.
Which of the following would be most useful for detecting the brain areas that are most active as a person performs mathematical calculations?
Answer

  • A. a brain lesion
  • B. an interneuron
  • C. a PET scan
  • D. a hemispherectomy
C. a PET scan
Which region of the brain appears to have the oldest evolutionary history?
Answer

  • A. Frontal lobes
  • B. Limbic system
  • C. Brainstem
  • D. Corpus callosum
C. Brainstem

After suffering an accidental brain injury, Kira has difficulty walking in a smooth and coordinated manner. She has probably suffered damage to her

  • A. Amygdala.
  • B. Hypothalamus.
  • C. Cerebellum.
  • D. Corpus callosum.
C. Cerebellum.

The limbic system structure that regulates hunger is called the:

  • A. Thalamus.
  • B. Amygdala.
  • C. Hippocampus.
  • D. Hypothalamus.
D. Hypothalamus.

Which portion of the cerebral cortex is most directly involved in making plans and formulating moral judgments?

  • A. Occipital lobes
  • B. Frontal lobes
  • C. Temporal lobes
  • D. Parietal lobes
B. Frontal lobes

The regions of the parietal lobes that are involved in mathematical and spatial reasoning are known as:

  • A. The amygdala.
  • B. Reward centers.
  • C. The reticular formation.
  • D. Association areas.
D. Association areas.

The successful functioning of children who have experienced the surgical removal of an entire cerebral hemisphere best illustrates the value of:

  • A. Neural prosthetics.
  • B. Phrenology.
  • C. Plasticity.
  • D. ACh antagonists.
C. Plasticity.

Speech is processed primarily in the right hemisphere by the ________ of those who are left-handed and by the ________ of those who are right-handed.

  • A. minority; minority
  • B. majority; majority
  • C. minority; majority
  • D. majority; minority
A. minority; minority

An axon transmits messages ________ the cell body and a dendrite transmits messages ________ the cell body.

  • A. away from; toward
  • B. away from; away from
  • C. toward; away from
  • D. toward; toward
A. away from; toward

The venom of the black widow spider causes violent muscle contractions by flooding synapses with

  • A. ACh.
  • B. GABA.
  • C. Dopamine.
  • D. Adrenaline.
A. ACh.

Depressed mood states are linked to ________ levels of serotonin and ________ levels of norepinephrine.

  • A. low; low
  • B. high; high
  • C. low; high
  • D. high; low
A. low; low

A drug that blocks the reuptake of a particular neurotransmitter is called a(n):

  • A. opiate.
  • B. antagonist.
  • C. glutamate.
  • D. agonist.
B. Antagonist.

The peripheral nervous system consists of

  • A. Association areas.
  • B. The spinal cord.
  • C. The reticular formation.
  • D. Sensory and motor neurons.
D. Sensory and motor neurons.

The autonomic nervous system most directly controls:

  • A. Speech production.
  • B. Thinking and memory.
  • C. Movement of the arms and legs.
  • D. Bladder contractions.
D. Bladder contractions.

Although Ron has no genital sensations, he is capable of an erection if his genitals are stimulated. Ron’s experience is most indicative of a:

  • A. Hemispheretomy.
  • B. Severed spinal cord.
  • C. Split brain.
  • D. Reward deficiency syndrome.
B. Severed spinal cord.

The release of epinephrine and norepinephrine ________ blood pressure and _______ blood sugar levels.

  • A. Raises; raises
  • B. Lowers; lowers
  • C. Raises; lowers
  • D. Lowers; raises
A. Raises; raises

To monitor the electrical activity in the brain that is triggered by hearing one’s own name, researchers would make use of a(n)

  • A. MRI.
  • B. PET scan.
  • C. EEG.
  • D. Brain lesion.
C. EEG.

Research has suggested that a reward deficiency syndrome may contribute to:

  • A. Insomnia.
  • B. Alcoholism.
  • C. Schizophrenia.
  • D. Parkinson’s disease.
B. Alcoholism.

Which lobe of the cerebral cortex is most directly involved in speaking?

  • A. Occipital
  • B. Frontal
  • C. Temporal
  • D. Parietal
B. Frontal
The visual cortex is located in the
Answer:

  • A. Occipital lobes.
  • B. Parietal lobes.
  • C. Temporal lobes.
  • D. Association areas.
A. Occipital lobes

Following massive damage to his frontal lobes, Phineas Gage was most strikingly debilitated by

  • A. Plasticity.
  • B. Memory loss.
  • C. Auditory hallucinations.
  • D. Irritability.
D. Irritability.

Brain scans indicate that well-practiced pianists have a larger-than-usual auditory cortex area that encodes piano sounds. This best illustrates

  • A. Hemispherectomy.
  • B. Tomography.
  • C. Neural prosthetics.
  • D. Plasticity
D. Plasticity

Research with split-brain patients suggests that the ________ typically constructs the theories people offer to explain their own behaviors.

  • A. Autonomic nervous system
  • B. Left cerebral hemisphere
  • C. Somatic nervous system
  • D. Right cerebral hemisphere
B. Left cerebral hemisphere

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