chap 2 quiz cogpsy
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Questions and Answers

Which part of the brain is involved in stimulating the pituitary glands?

  • Midbrain (correct)
  • Thalamus
  • Hindbrain
  • Reticular activating system
  • What is the primary function of the reticular activating system (RAS)?

  • Regulating consciousness and sleep (correct)
  • Producing hormones
  • Regulating heartbeat
  • Controlling eye movement
  • Which brain structure is responsible for determining brain death?

  • Thalamus
  • Hypothalamus
  • Midbrain
  • Hindbrain (correct)
  • What is the main function of the brainstem?

    <p>Connects forebrain to spinal cord</p> Signup and view all the answers

    Which part of the brain is a relatively newer addition in evolutionary terms?

    <p>Midbrain</p> Signup and view all the answers

    What does the abbreviation RAS stand for in the context of brain function?

    <p>Reticular Activating System</p> Signup and view all the answers

    Which lobe of the brain is primarily responsible for language processing in the left hemisphere?

    <p>Frontal lobe</p> Signup and view all the answers

    What is the primary function of the right hemisphere in terms of language processing?

    <p>Phonemic and semantic abilities</p> Signup and view all the answers

    Which of the following is a characteristic of people with right-hemisphere damage?

    <p>All of the above</p> Signup and view all the answers

    What is the relationship between the two hemispheres of the brain, according to Gazzaniga's view?

    <p>They serve complementary roles</p> Signup and view all the answers

    Which hemisphere is typically dominant for language processing in the majority of right-handers and left-handers?

    <p>Left hemisphere</p> Signup and view all the answers

    Which of the following is a characteristic of apraxia, a disorder of skilled movements?

    <p>Difficulty in forming letters when writing by hand</p> Signup and view all the answers

    What is the main function of the corpus callosum?

    <p>Connecting the two cerebral hemispheres</p> Signup and view all the answers

    Which part of the brain primarily includes grayish neural-cell bodies processing received information?

    <p>Gray matter</p> Signup and view all the answers

    What happens to odor information from the right nostril based on the text?

    <p>It goes primarily to the right side of the brain.</p> Signup and view all the answers

    What would happen if the human cortex were smoothed out according to the text?

    <p>It would take up more space in the skull.</p> Signup and view all the answers

    Which part of the brain includes mostly myelinated axons?

    <p>White matter</p> Signup and view all the answers

    In which direction do receptors in the skin on the right side transmit information according to the text?

    <p>Contralateral</p> Signup and view all the answers

    What is the primary purpose of using an EEG to diagnose epilepsy?

    <p>To determine if seizures appear in both sides of the brain at the same time</p> Signup and view all the answers

    What is the main advantage of using event-related potentials (ERPs) over standard EEG recordings?

    <p>ERPs cancel out the effects of noise, revealing characteristic spikes related to the timing of electrical activity</p> Signup and view all the answers

    Which brain imaging technique is used to highlight the blood vessels of the brain?

    <p>Brain angiogram</p> Signup and view all the answers

    Which brain imaging techniques have been used to pinpoint areas involved in word association?

    <p>ERP and PET</p> Signup and view all the answers

    What is the primary limitation of using EEG and ERP techniques for brain imaging?

    <p>They have poor spatial resolution due to the placement of scalp electrodes</p> Signup and view all the answers

    How does the use of event-related potentials (ERPs) differ from standard EEG recordings?

    <p>ERPs cancel out the effects of noise, revealing characteristic spikes related to the timing of electrical activity</p> Signup and view all the answers

    What is the term used to describe the abnormal ballooning of an artery?

    <p>Aneurysm</p> Signup and view all the answers

    What is the primary difference between a structural MRI and a functional MRI?

    <p>Structural MRIs provide images of the brain's size and shape, while functional MRIs visualize the parts of the brain activated during a particular task.</p> Signup and view all the answers

    Which of the following is a key step in the process of creating a 3D image of the brain using an MRI scan?

    <p>All of the above.</p> Signup and view all the answers

    What is the primary difference between a CT scan and an MRI scan in terms of the images they produce?

    <p>MRI scans produce a clearer three-dimensional picture of brain structures than CT scans.</p> Signup and view all the answers

    What is the term used to describe the hardening of arteries that makes them inflexible and narrow?

    <p>Arteriosclerosis</p> Signup and view all the answers

    What is the primary cause of a stroke, according to the information provided?

    <p>Blockage of arteries by a foreign substance</p> Signup and view all the answers

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