PSY3051 Questions Study Guide With All Correct Answers.

The Modal model of memory was conceptualized by - correct answer Atkinson and Shiffrin The control processes of the modal model of memory - correct answer Strategies of remembering and strategies of attention Is LTM memory is consciously available? - correct answer No, it must retrieve it for it to be conscious The duration of short term memory is about - correct answer 15 to 20 seconds Recent research suggests that the capacity of STM is - correct answer 4 to 9 items The capacity of STM when using chunking is approximately - correct answer 20 items The capacity of STM depends on - correct answer The quality/size of the item and the storage capacity of the individual Working memory is based on the idea that - correct answer STM does more than simply hold information, it is also manipulated and worked upon Baddley challenged the Atkinson and Shiffrin model because - correct answer People can perform more than one task requiring memory simultaneously Top down processing is most likely to effect - correct answer Complex, known stimuli Who designed the elements of psychophysics? - correct answer Fechner The most accurate measure of just noticeable difference is... - correct answer Constant stimuli because of the number of trials and the random presentation The solution neurons reside in is rich in ___ ions. - correct answer positively charged sodium What are the steps of sensation in the retina? - correct answer Light hits receptor cells, signals travel to bipolar cells and on to ganglion cells. Ganglion cells transmit to the optic nerve. Signals from ___ converge more than signals from ___. - correct answer rods, cones Which type of receptor cell has greater visual acuity? - correct answer Cones Which type of receptor cell is responsible for night vision - correct answer Rods What limits the range of colors we can see? - correct answer Visual pigment Early investigations into the mechanisms of the retina were done using which animal and why? - correct answer The Limulus because it has very large receptors which can be individually stimulated White's Illusion challenges the idea of lateral inhibition because... - correct answer We would expect the opposite of the observed effect based on this principle. A psychophysical measure of selective adaptation involves... - correct answer Measuring the contrast threshold, adapting the person to the orientation using a high contrast adapting stimulus and remeasuring the contrast stimulus. Blakemore and Cooper found that... - correct answer The selective rearing of kittens produced apparent blindness to unexperienced orientations Who proposed the Grandmother cell hypothesis? - correct answer Lettivin What determines the properties of the two visual streams? - correct answer Different types of ganglion cells A better description of the where pathway may be the... - correct answer how pathway Quiroga described the relationship between the hippocampus and vision how? - correct answer The hippocampus is not responsible for object recognition but for memory. The response of neurons in this area to a visual stimulus depends on past experience. LGN cells have ____ receptive fields. - correct answer center surround (excitatory center, inhibitory surround) A major function of the LGN is to... - correct answer regulate neural information from the retina to the visual cortex Layers 2, 3 and 5 of the LGN receive information from the - correct answer ipsilateral (same side) eye Layers 1, 4 and 6 of the LGN receive information from the - correct answer contralateral (other side) eye fMRI creates an image through - correct answer Determining activity in areas of the brain through detecting changes in the magnetic response of haemoglobin Patient DF had damage to the ___ which caused problems with ___ but not with ____. - correct answer Ventral pathway, matching orientation, matching orientation to perform a task. The visual word form area cannot be innate because - correct answer evolution does not act fast enough to create an innate brain area for language memory. The FFA is activated when viewing faces and - correct answer When viewing something we have expertise in The current theory of evolutionary face perception is that - correct answer We are hardwired to look at faces but not to recognise them Most of the initial input to the LGN comes from the - correct answer Retina The three components of apparent movement are - correct answer One image flashes on and off, there is a period of darkness lasting a fraction of a second, the second image flashes on and off. Apparent movement occurs because - correct answer Our perceptual system adds the experience of seeing an image moving between the presentation of the two static images "The whole is different to the sum of its parts" describes what principle of perception? - correct answer Gestalt In figure ground segregation the figure tends to be ___ while the ground tends to be ___. - correct answer More thing like, more memorable and in front. More uniform, continues behind the figure. Images which are ___ in the field of vision tend to be perceived as the figure. - correct answer