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Flashcards in Lecture 6 Deck (10)
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0
Q

1) ____________ is the conversion of physical stimuli into changes in the activity of receptor cells if sensory organs. In other words, it is the process of converting energy from environmental events into neural activity.

A

Transduction

1
Q

2) In _________ coding, different features in the environment are coded by the activity of different neurons, while in ___________ coding, different features in the environmental are coded by the pattern of activity of neurons.

A

anatomical

temporal

2
Q

3) The ____________________ is the smallest change in the magnitude of a stimulus that a person can detect.

A

Just-noticeable difference

3
Q

4) In Signal-Detection Theory, a person’s __________ is their tendency to report detecting or not detecting a stimulus when they are not sure whether or not they detected the stimulus.

A

response bias

4
Q

5) When the ciliary muscles change the shape of the lens to focus on objects at different distances, we call that process in the eye _________.

A

accommodation

5
Q

6) The __________ is the circular “hole” in the retina through which the axons of the ganglion cells make up the optic nerve leave the eye to go to the brain.

A

optic disk

6
Q

7) During __________________, the eyes becomes capable of distinguishing dimly illuminated objects after going from bright areas to dark area. It occurs because rhodopsins are bleached out from the light and take time to return to their intact state.

A

dark adaptation

7
Q

8) Different wavelengths of sound are transduced by the human ear as changes in __________(pitch), while different levels of energy in the sound create different sensations of _________(loudness)

A

frequency

amplitude

8
Q

9) In the ear, tiny bones called _________________ transmit sound vibrations from the tympanic membrane of the cochlea.

A

auditory ossicle or ossicle

9
Q

10) Relative loudness and difference in arrival time between the two ears are two ways that we __________ sound.

A

Localize