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by BlastRoom
What each scanning method can see, and what the classic cases showed.
#psychology
25 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
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Outrun the snow together.
Earn blasts, then hunt the other team.
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Sell tours. Nice, standard, or a total scam.
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More correct answers pulls the rope your way.
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Which method records the brain's electrical activity as waves picked up by scalp electrodes?
A method tracks where an injected radioactive tracer is taken up by active brain tissue. What method is this?
Which method records blood oxygen changes as a person performs a mental task?
Which method uses many X-ray images to show brain anatomy such as bleeding, tumors, or tissue loss?
In brain research, which method links a behavior change to damage in a specific area of the brain?
Which method can show rapid changes in brain activity within milliseconds but is weak at locating the exact source?
A scan shows that one ventricle is enlarged but does not show what the person was thinking during the scan. Which method is being described?
A researcher wants a spatial map of regions active while a participant solves mental rotation puzzles. Which method fits best?
An emergency team needs a quick structural image to check for bleeding after a head injury. Which method fits best?
A study asks how many milliseconds after a tone the brain responds. Which method best matches that goal?
A lab wants to compare radioactive glucose uptake in language areas during a task. Which method matches that goal?
A psychologist studies people with hippocampal damage to infer whether that tissue is necessary for forming new memories. Which method is this?
A team wants repeated activity maps during a memory task without exposing participants to a radioactive tracer. Which method fits best?
In the method comparison table shown, what belongs in the [blank] cell for the CT scan's kind of evidence?
In the comparison table, what belongs in the [blank] cell for the PET scan's kind of evidence?
In the table, what belongs in the [blank] cell for EEG resolution?
In the method comparison table, what belongs in the [blank] cell for what fMRI measures?
In the table, what belongs in the [blank] cell for what a lesion study can show?
A split-brain patient feels a hidden object with the left hand, cannot say its name, but can point to it. What does this show?
A word flashed to the right visual field of a split-brain patient can be spoken aloud. What explains this result?
A word is flashed to the left visual field; the patient says no word appeared, but the left hand selects the matching object. What happened?
A spoon is flashed to the left visual field and a fork to the right; the patient says fork but points to spoon with the left hand. What does this show?
A split-brain patient can copy a block design with the left hand but has trouble describing it in words. Which idea does this support?
What can a lesion study show that an activity scan alone cannot establish?
One lesion impairs speech production but not comprehension; another impairs comprehension but not production. What does this evidence support?
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Race through questions at your own speed.
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Vision: The Eye and Color
30 questions
