SOLVED

201) Dr. McClelland is studying the patterns of electrical activity in the brain. Which method is she most likely to be using? A) functional MRIs B) transcranial magnetic stimulation C) EEGs D) PET scans 202) ________ is a procedure that is used by researchers as a “virtual” and temporary method to lesion the brain. A) microelectrode recording B) functional magnetic resonance imaging C) positron-emission tomography D) transcranial magnetic stimulation 203) ________ is a method of stimulating brain cells using a powerful magnetic field produced by a wire coil laced on a person’s head. A) transcranial magnetic stimulation B) microelectrode recording C) functional magnetic resonance imaging D) positron-emission tomography 204) ________ is a method of stimulating brain cells; this method can be used by researchers to temporarily inactivate neural circuits. A) microelectrode recording B) functional magnetic resonance imaging C) transcranial magnetic stimulation D) positron-emission tomography 205) A PET scan: A) records brain waves through electrodes taped to the scalp. B) stimulates the brain by producing a magnetic field through a wire coil. C) records biochemical changes in the brain as they are happening. D) uses radio frequencies and a magnetic field to produce images of the brain. 206) Libby’s physician refers her to a medical centre in order to have the biochemical activity in her brain analyzed. She is given an injection of a glucose-like substance containing a radioactive element and then she lies with her head in a scanner. The technique being used is: A) an electroencephalogram. B) functional magnetic resonance imaging. C) positron-emission tomography. D) microelectrode recording. 207) Dr. Stearns is studying what happens behaviourally when a brain area is temporarily inactivated. Which method is she most likely to be using? A) PET scans B) transcranial magnetic stimulation C) functional MRIs D) lesion studies with animals 208) Dr. Schwarz is reviewing visually displayed information about brain areas that are active or quiet during an activity. Which method is she most likely to be using? A) transcranial magnetic stimulation B) EEGs C) microelectrodes D) PET scans 209) Dr. Lirette is conducting a study using transcranial magnetic stimulation. From this we can determine that he A) has lesioned an area of the brain of an animal before beginning his research. B) will be able to study visually displayed information about brain areas that are active. C) will be able to investigate what happens behaviourally when a brain area is temporarily inactivated. D) will obtain precise information about the electrical activity in a single neuron. 210) Which technique uses radio frequencies and a magnetic field to produce images of the brain? A) TMS B) EEG C) MRI or fMRI D) PET